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Manual Konica Minolta 5430 DL 5440 DL 5450

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  • Konica Minolta 5430 DL 5440 DL 5450 - page 1

    SER VICE MANU AL 2005.04 2005.04 Ver. 3.0 Ver. 3.0 2005.04 V er .3.0 2005.04 V er .3.0 © 2005 KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. © 2005 KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. Printed in Japan Printed in Japan 4138-7990-31 4138-7990-31 Use of this manual should be strictly supervised to avoid disclosure of confidential information. Use ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 2

    SAFETY AND IMPOR T ANT W ARNING ITEMS S-1 Read carefully the Safety and Important Warning Items descr ibed below to understand them before doing service work. Because of possible hazards to an ine xperienc ed perso n ser vicing this product as well as the risk of damage to the product, KONICA MINOL T A B USINESS TECHNOLOGIES, INC . (hereafter calle ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 3

    SAFETY AND IMPOR T ANT W ARNING ITEMS S-2 [1] MODIFICA TIONS NO T A UTHO RIZED BY K O NICA MINOL T A BUSINESS TECHNOLOGIE S, INC . K ONICA MINOL T A brand products are renowned for t heir high reliability . This reliability is achiev ed through high-quality desig n and a solid ser vice network. Product design is a highly complicated and del icate p ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 4

    SAFETY AND IMPOR T ANT W ARNING ITEMS S-3 [2] CHECKPOINTS WHEN PE RFORMING ON-SITE SER VICE K onica Minolta brand products are e xtensively tested bef ore sh ipping, to ensure that all applicable saf ety standards are met, in orde r to protect the customer and customer engi- neer (hereafter called the CE) from the risk of in jur y . Howe ver , in d ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 5

    SAFETY AND IMPOR T ANT W ARNING ITEMS S-4 • Check whether the power cord is not stepped on or pinched by a tab le and so on. Overheating ma y occur there, leading to a risk of fire. • Do not bundle or tie the pow er cord. Overheating ma y occur there, leading to a risk of fire. • Check whether dust is collected around the power plug and wall ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 6

    SAFETY AND IMPOR T ANT W ARNING ITEMS S-5 2. Installation Requirements W ARNING: Ground Connection • Check whether the product is g rounded properly . If current leakage occurs in an ungrounded product, you may suff er electr ic shoc k while operating the product. Connect power plug to grounded wall outlet. W A RNING: Prohibited Inst allation Pla ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 7

    SAFETY AND IMPOR T ANT W ARNING ITEMS S-6 CAUTION: Inspection before Servicing • Before conducting an inspection, read all rele vant docu- mentation (ser vice manual, technical notices, etc.) and proceed with the inspection following the prescribed pro- cedure, using only the prescribed tools. Do not make an y adjustment not described in the docu ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 8

    SAFETY AND IMPOR T ANT W ARNING ITEMS S-7 • Do not allow an y metal par ts such as clips, staples, and screws to f all into the p roduct. They can short inter nal circ uits and cause el ectric sho ck or fire. • Check wiring f or squeezing and any other damage. Current can leak, leading to a r isk of electric shock or fire. • Carefully remov e ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 9

    SAFETY AND IMPOR T ANT W ARNING ITEMS S-8 • After replacing a part to which AC voltage is applied (e.g., optical lamp and fixing lamp), be su re to check the installa- tion state. A risk of fire exists . • Check the interlock s witch and actuator for loosening and check whether the interlock functions properly . If the interlock does not functi ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 10

    SAFETY AND IMPOR T ANT W ARNING ITEMS S-9 CAUTION: HANDLING OF SERVICE MA TERIALS • Unplug the power cord from the w all outlet. Drum cleaner (isopropyl alco hol) and roller cleaner (ace- tone-based) are highly flammable and must be handled with care. A risk of fire exists. • Do not replace the cov er or turn the product ON before any solv ent ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 11

    SAFETY AND IMPOR T ANT W ARNING ITEMS S-10 [3] MEASURES T O T AKE IN CASE OF AN ACCIDENT 1. If an accident has occurred, the distributor who has been notified first must immedi- ately take emergency measures to provi de relief to aff ected persons and to prev ent fur ther damage. 2. If a repor t of a ser ious accident has been received from a custo ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 12

    SAFETY AND IMPOR T ANT WARNING ITEMS S-11 [5] Laser Saf ety • This is a digital machine cer tified as a cl ass 1 laser product. There is no possibility of danger from a laser , provided the machine is se rviced according to the instruction in this manual. 5.1 Internal L aser Radi ation *:at laser aper ture of the Print Head Unit • This product ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 13

    SAFETY AND IMPOR T ANT WARNING ITEMS S-12 the U.S.A., Canada (CDRH Regulation) • This machine is cer tified as a Class I Laser product under Radiation P erformance Stan- dard according to the Food, Drug and Cosmetic Act of 1990. Compliance is mandator y for Laser products marketed in the United States and is reported to the Center for Devices and ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 14

    SAFETY AND IMPOR T ANT WARNING ITEMS S-13 Finland, Sweden Norway LUOKAN 1 LASERLAITE KLASS 1 LASER APP ARA T VA R O I T U S ! • Laitteen käyttäminen muulla kuin tässä käyttöo hjeessa mainitulla tavalla saat- taa altistaa käyttäjän tu rvallisuusluokan 1 ylittävälle näk ymättömälle laser- säteilylle. puolijohdelaser Laserdiodin suur ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 15

    SAFETY AND IMPOR T ANT WARNING ITEMS S-14 5.2 L aser Safety Labe l • A laser safety label is attached to the the machine as shown below . 4138safe004c0 5430DL_5440DL_5450_T O_PDF.book 14 ペ ージ ２００ ５年４月１２日　 火曜日　午後 ４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 16

    SAFETY AND IMPOR T ANT WARNING ITEMS S-15 5.3 Laser Caution Label • A laser caution label is attached to t he inside of the machine as shown below . 5.4 PRECA UTIONS FOR HANDLING THE LASER EQUIPMENT • When laser protective goggles are to be used, select ones with a lens conforming to the abov e specifications. • When a disassembly job needs t ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 17

    SAFETY AND IMPOR T ANT WARNING ITEMS S-16 Caution labels shown are attached in some areas on/in the machine. When accessing these areas for maintenance , repair , or adjustmen t, special care should be taken to a void b ur ns and electric shock. W ARN ING INDICA TIONS ON THE MACHINE 4138fsS001c0 High temperature High voltage 5430DL_5440DL_5450_T O_ ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 18

    SAFETY AND IMPOR T ANT WARNING ITEMS S-17 4138fsS002c0 High voltage High vo ltage 5430DL_5440DL_5450_T O_PDF.book 17 ペ ージ ２００ ５年４月１２日　 火曜日　午後 ４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 19

    SAFETY AND IMPOR T ANT WARNING ITEMS S-18 5430DL_5440DL_5450_T O_PDF.book 18 ペ ージ ２００ ５年４月１２日　 火曜日　午後 ４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 20

    SER VICE MANU AL 2005.04 Ver. 3.0 Main Unit THEOR Y OF OPERA TION magicolor 5430 DL magicolor 5440 DL magicolor 5450 ® ® ® 5430DL_5440DL_5450_TO_PD F.book 1 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 21

    5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 22

    magicolor 5430 DL /5440 DL /5450 Theor y of Operation i I Outline II Comp osition/ Operati on CONTENTS I Outline 1. System configuration ................................................. ........................................... 1-1 2. Product specifications ......................................................................................... ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 23

    magicolor 5430 DL /5440 DL Theor y of Operation ii I Outline II Comp osition/ Operati on 4.2.3 T o ner near-empty condition detection ........................................................ 2-15 4.2.4 T o ner empty condition detection......... ........................................................ 2-17 4.2.5 T o ner replenishing mechanism/contro ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 24

    magicolor 5430 DL /5440 DL /5450 Theor y of Operation iii I Outline II Comp osition/ Operati on 9.1 Composition .................. ................................................................................... 2-47 9.1.1 Dr ive ........................................................................................................... 2-48 9.2 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 25

    magicolor 5430 DL /5440 DL Theor y of Operation iv I Outline II Comp osition/ Operati on 12.3.6 Edge Guide Plate .......... ............................................................................. 2-71 12.3.7 T railing Edge Guide Plate ........................................................................... 2-71 12.3.8 Paper size detection ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 26

    magicolor 5430 DL /5440 DL /5450 Theor y of Operation v I Outline II Comp osition/ Operati on 15.3.8 Size error detection control ........... .............................................................. 2-92 15.3.9 Conv ey ance system paper misf eed detection control ................................ 2-93 15.3.10 Control of detection of paper left ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 27

    magicolor 5430 DL /5440 DL Theor y of Operation vi I Outline II Comp osition/ Operati on 17.1.4 Conditions enabling ex ecution of stabilization control at the end of a print cycle of given conditions .............................................................. 2-120 17.1.5 Combination and ex ecution sequence of different sub-controls ............ ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 28

    Main Unit Theor y of Operation System Configuration 1-1 I Outline I Outline 1. System Configuration System F ront View [1] Duple x Option [5] Optional Low er Fee der Unit [2] Optional DIMM [6] Optional Low er Feeder Unit [3] Optional Camer a Direct Pho to Print Card (magicolor 5440 DL only) [7] Main Unit [4] Optional Hard Disk Drive (HDD) (magicolo ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 29

    Product Specifications Main Unit Theor y of Operation 1-2 I Outline 2. Product Specifications 2.1 T ype T ype Desktop tandem full- color laser be am printer Printing System Semiconductor laser and el ectro static image tr ansf er to plain pa per Exposure System 4 laser diode and polygon mirror PC Drum T ype OPC (organic photo conductor) Photoconduc ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 30

    Main Unit Theor y of Operation Product Specifications 1-3 I Outline 2.2 Functions W arm-up Time Av erage: 30 sec. or less (at ambient temp erature of 23° C/73.4° F and rated sou rce volt age) System Speed 152 mm/sec (Plain P aper) First-P age-Out Time (Plain P aper) 1-sided: 14.2 seconds; 2-sided: 22.3 seconds (A4) 1-sided: 14.1 seconds; 2-sided: ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 31

    Product Specifications Main Unit Theor y of Operation 1-4 I Outline Media T ypes magicolor 5440 DL Tr a y 1 • Plain pape r (60 to 9 0 g/m 2 / 16 to 24 lb) • Recycled paper (60 to 90 g/m 2 / 16 to 24 lb) Manual F eed T ra y • Plain pape r (60 to 9 0 g/m 2 / 16 to 24 lb) • Recycled paper (60 to 90 g/m 2 / 16 to 24 lb) • OHP tr ansparenci es ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 32

    Main Unit Theor y of Operation Product Specifications 1-5 I Outline Lower F eeder Unit: Only plain paper and recycled paper weighing 60 to 90 g/m 2 (16 to 24 lb) can be loaded. Duplex Option: Only plain paper and recycled paper weighing 60 to 90 g/m 2 (16 to 24 lb) can be fed through the unit. ☞ For details , see the Ser vice Manual for each opti ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 33

    Product Specifications Main Unit Theor y of Operation 1-6 I Outline 2.5 Operating En vironment NO TE • These specifications are subjec t to change without notice . T emperature 10° to 35° C / 50° to 95° F (with a fluctua tion of 10° C / 18° F or less per hour) Humidity 15% to 85% (with a fluct uation of 20%/h) 5430DL_5440DL_5450_TO_PD F.boo ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 34

    Main Unit Theor y of Operation Center Cross Section 1-7 I Outline 3. Center Cross Sectio n NO TE • Be sure to note that feed trays [4] and [5] are named differently depending upon the printer model. • Throughout this manual, the magicolor 5430 DL/5440 DL names are used f or these trays. [1] Fusing Unit [6] W aste T oner Box [2] T ransf er Belt ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 35

    P aper P ath Main Unit Theor y of Operation 1-8 I Outline 4. P aper P ath 1-sided paper path 2-sided paper path 1-sided paper path from the Man ual Fe ed T ra y (magicolor 5440 DL/5450 only) 4138to1503c1 5430DL_5440DL_5450_TO_PD F.book 8 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 36

    Main Unit Theor y of Operation Image Creation Process 1-9 I Outline 5. Image Creation Process [1] Printer Processing • The intensity of the laser light is cont rolled based on the image signal transmitted fro m the host computer . [2] PC Drum • The image of the original projected onto the surf ace of the PC Drum is changed to a corresponding el ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 37

    Image Creation Process Main Unit Theor y of Operation 1-10 I Outline 5430DL_5440DL_5450_T O_PDF.book 10 ペ ージ ２００ ５年４月１２日　 火曜日　午後 ４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 38

    Main Unit Theor y of Operation Overall Composition 2-1 II Composition/Operation II Composition/Operation 1. Ov erall Composition 1.1 Timing cha rt at machine po werup Conditions: A4 plain paper , 2 printed pages/jo b Polygon Motor (M8) LD Developing Motor/K (M5) Developing Motor/YMC (M1) Developing K Developing M Developing C TOD Y TOD M TOD C TOD ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 39

    Over all Composition Main Unit Theory of Operation 2-2 II Composition/Operation 1.2 Co ntrol block diagram Print Control Board (PWB-P) Mechanical Control Board (PWB-A) LD Control Board (PWB-C) Image processing CPU Duplex Unit Control Panel (PWB-OP) Paper feed and conveyance Process Lower Feeder Unit TC/Y TC/M TC/C TC/K Control system line Image bus ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 40

    Main Unit Theor y of Operation Print Head (PH) 2-3 II Composition/Operation 2. Print Head (PH) 2.1 Composition K ey Name Function/system [1] G2 Lens/Y , M, C, K • Condenses the incident la ser light and i rradiates the K Photo Conductor or Return Mirror/2nd of each color with the con- densed laser light. [2] SOS Len s • Condenses the inciden t ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 41

    Print Head (PH) Main Unit T heory of Operation 2-4 II Compositio n/Operation 2.2 Operation 2.2.1 Overview • Four semiconductor lasers provided, one f or each of the four diff erent colors. A single P olygon Motor is used to make a scan motion. • Each Photo Conductor is irradiated with a lase r light so that an electrostatic latent image is form ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 42

    Main Unit Theor y of Operation Print Head (PH) 2-5 II Composition/Operation 2.2.3 Laser emission timing • When a Ready signal is detected after the lapse of a given period of time after the p rint cycle has been star ted , a Laser ON signal is output from the Pr int Control Board (PWB- P). • The Laser ON signal triggers the fir ing of each lase ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 43

    Print Head (PH) Main Unit T heory of Operation 2-6 II Composition/Operation 2.2.5 Laser light intensity control • The laser light intensity control corrects the ta rget le vel of fluctuations in fine line repro- duction and rev erse image (white on black) reproduction that occur due to v ariations in photo conductor electrostatic characteristic s ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 44

    Main Unit Theor y of Operation T oner Car tridge (TC) / TC Overall Composition 2-7 II Composition/Operation 3. T oner Car tr idge (TC) / TC Overall Composition 3.1 Composition K ey Name Function/system [1] Conv eyance Scre w • Feeds toner in the Hoppe r to the Conv eyance Pipe [2] Con ve yance Pipe • The pipe through which toner is conv ey ed f ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 45

    T oner Ca r tridge (TC) / TC Overall Composition Main Unit Theory of Operation 2-8 II Composition/Operation [6] Grid Mesh • Evens out the charge deposited fro m the Electrode to make the surf ace potential uniform throughou t the sur- fa ce of the Photo Conductor • The grid voltage is applied to the Grid Mesh [7] Cleaning Blade • Scrapes resi ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 46

    Main Unit Theor y of Operation T oner Car tridge (TC) / TC Overall Composition 2-9 II Composition/Operation [21] Hopper • Loaded with toner that is conv eyed onto the De v elop- ing Unit b y wa y of the Con ve yan ce Pipe • Capacity T oner Car tridge shipped with machine: Quantity equiv- alent to 3000 printed pages Standard T oner Car tridge: Q ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 47

    T oner Ca r tridge (TC) / TC Overall Composition Main Unit Theory of Operation 2-10 II Composition/Operation 3.2 Drive [1] T oner Supply Motor/C , K (M7) [5] Color PC Drum Motor (M2) [2] Intermediate T ransport Motor (M3) [6] T oner Supply Motor/Y , M (M6) [3] Dev eloping Motor/K (M5) [7] Agitating Blade [4] Dev eloping Motor/Y , M, C (M1) [8] Con ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 48

    Main Unit Theor y of Operation T oner Car tridge (TC) / TC Overall Composition 2-11 II Composition/Operation [1] T oner Supply Mot or/C, K (M7) [6] T oner Supply Motor/Y , M (M6) [2] Intermediate T ransport Motor (M3) [7] Agitating Blade [3] Developing Mot or/K (M5) [8 ] Conveyance Screw [4] Dev eloping Motor/Y , M, C (M1) [9] Agitating Scre w , Re ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 49

    T oner Ca r tridge (TC) / TC Overall Composition Main Unit Theory of Operation 2-12 II Composition/Operation 3.3 Operation 3.3.1 Conf iguration of T oner Car tridge • The T on er Car tr idge is U-shaped, positioned so as to enclose the T ransf er Belt Unit. It consists of three major sections: t he Hopper , Dev eloping Unit, and Con nection. 3.3. ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 50

    Main Unit Theor y of Operation T oner Car tridge (TC) / TC Overall Composition 2-13 II Composition/Operation D. Removal procedure • The T oner Car tridge is pressed in the predeter mined position. Pushing down the front handle once will disengage the lock pa wl. • Hold the front handle with your right hand and withdraw the Hopper . • When the ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 51

    T oner Ca r tridge / Hopper Main Unit Theory of Operation 2-14 II Composition/Operation 4. T oner Car tr idge / Hopper 4.1 Composition K ey Name Function/system [1] Hopper • Loaded with toner that is conv eyed onto the De velop- ing Unit by w ay of the Conv ey ance Pipe • Capacity: T oner Cartr idge shipped with machi ne: Quantity equi v- alent ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 52

    Main Unit Theor y of Operation T oner Car tridge / Hopper 2-15 II Composition/Operation 4.2 Operation 4.2.1 T oner Level Detection (magicolor 5430 DL/5440 DL) • The toner lev el is deter mined by the accumula ted time of rotation of the toner supply motor and the PC Drum. • The toner lev els of the magicolor 5430 DL/ 5440 DL can be check ed thr ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 53

    T oner Ca r tridge / Hopper Main Unit Theory of Operation 2-16 II Composition/Operation • <T oner near-empty messages> The relev ant war ning message is display ed when a toner near-empty conditio n is detected. magicolor 5430 DL / 5440 DL magicolor 5450 C T ONER LO W TONER LO W Y M T ONER LO W T ONER LOW M Y T ONER LOW TONER LO W C K T ONE ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 54

    Main Unit Theor y of Operation T oner Car tridge / Hopper 2-17 II Composition/Operation 4.2.4 T oner empty condition d etection • A toner empty condition is detected by t he LED and toner lev el se nsor mounted on the T oner Level Sensor Board (PWB-D) provided in the machine . • Light emitted from the LED trav els through the light guiding path ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 55

    T oner Ca r tridge / Hopper Main Unit Theory of Operation 2-18 II Composition/Operation • <T oner empty messages> The relev ant war ning message is display ed when a toner empty condition is detected. magicolor 5430 DL/5440 DL magicolor 5450 REPLACE T ONER CY AN T ONER EMPTY REPLA CE Y REPLACE T ONER MAGENT A T ONER EMPTY REPLA CE M REPLACE ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 56

    Main Unit Theor y of Operation T oner Car tridge / Hopper 2-19 II Composition/Operation 4.2.5 T oner replenishing mechanism/control A. T oner replenishi ng mechanism • The T oner Supply Motor is energized according to the condition of the toner lev el senso r for each color of toner . T oner is then suppli ed f rom the Hopper to the Dev eloping U ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 57

    T oner Ca r tridge / Hopper Main Unit Theory of Operation 2-20 II Composition/Operation C. T oner Supp ly Motor control • The T oner Supply Motor control is carried out when all of the following conditions are met while the Dev eloping Motor tur ns ev enly . 1. The toner lev el sensor output value indicate s that toner replenishing for the De vel ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 58

    Main Unit Theor y of Operation T oner Car tridge / Hopper 2-21 II Composition/Operation G. T o ner Supply Motor control termination timing • The T oner Supply Motor is brought to a stop or int errupted under any of the following conditions: 1. The Dev elop ing Motor stops completely or tur ns unev enly . 2. The T o ner Supply Motor has turned for ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 59

    T oner Ca r tridge / Photo Condu ctor Main Unit Theory of Operation 2-22 II Composition/Operation 5. T oner Car tr idge / Photo Conductor 5.1 Composition 5.2 Operation 5.2.1 Photo Conductor drive mechanism • M otors are used for the drive mechanism i ndependently of the de veloping system to sup- press incorrect color registration and unev en pit ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 60

    Main Unit Theor y of Operation T oner Car tr idge / Photo Conductor 2-23 II Composition/Operation 5.2.2 Photo Conducto r post-exposure control • The entire surface of the Photo Conductor is e xposed to light before the Photo Conductor stops rotating during the stop sequence or colo r change sequence (from the color pr int to monochrome print) aft ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 61

    T oner Ca r tridge / Photo Condu ctor Main Unit Theory of Operation 2-24 II Composition/Operation 5.2.4 Photo Conductor sm all amount rotation control • Ozone stagnant in areas near the Charge Corona Unit reduces sensitivity of the Pho to Conductors, causing white bands to occur in the image. • T o prevent this image prob lem, the Photo Conduc ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 62

    Main Unit Theor y of Operation T oner Car tr idge / Charge Corona Section 2-25 II Composition/Operation 6. T oner Car tr idge / Charge Corona Section 6.1 Composition K ey Name Function/system [1] Cleaning Blade • Scrapes residual toner off the surf ace of the Photo Conductor [2] Grid Mesh • Evens out the charg e deposited from the Electrode to ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 63

    T oner Ca r tridge / Charg e Corona Section Main Unit Theory of Operation 2-26 II Composition/Operation 6.2 Operation 6.2.1 Charge Corona Unit ON/OFF control 6.2.2 Output during pre-process • Color mode: The charge corona voltage f or all colors of toner is applied after rotation of the Color PC Dr um Motor (M2) has stabilized. • Monochrome mod ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 64

    Main Unit Theor y of Operation T oner Car tr idge / Charge Corona Section 2-27 II Composition/Operation 6.2.4 Ozone ventilation mechanism • Ozone stagnant in areas near the Charge Cor ona Unit reduces sensitivity of the Photo Conductor , causing w hite bands to occur in the image. • The Ozone Filter is used to remove oz one produced by the Char ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 65

    T oner Ca r tridge / Developing Unit Main Unit Theory of Operation 2-28 II Composition/Operation 7. T oner Car tr idge / Dev eloping Unit 7.1 Composition K ey Name Function/system [1] Photo Conductor/Y , M, C, K • The drum su rface on which an image of each color of toner is f ormed for subsequent tran sfe r of the image to the T ransf er Belt ? ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 66

    Main Unit Theor y of Operation T oner Car tridge / Dev eloping Unit 2-29 II Composition/Operation [6] Dev eloping Roller • Supplies toner fed b y the Supply Roller to t he surf ace of the Photo Conductor • Conve ys toner to the surface of the Phot o Conductor through pote ntial diff erence • The dev eloping bias v oltage is applied to this ro ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 67

    T oner Ca r tridge / Developing Unit Main Unit Theory of Operation 2-30 II Composition/Operation 7.2 Operation 7.2.1 Developing drive control Polygon Motor (M8) Developing Motor/K (M5) Developing Motor/Y , M, C (M1) Developing K Developing M Developing C 1st transfer pressure 1st transfer Rem 2nd transfer pressure 2nd transfer Rem Charge K Charge Y ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 68

    Main Unit Theor y of Operation T oner Car tridge / Dev eloping Unit 2-31 II Composition/Operation 7.2.2 T oner flow 1. T oner stored in the Hopper is agitated by the Agitating Blade and conve yed onto the front side of the Hopper by the Conv eyance Screw . 2. The toner conv ey ed onto the front side of the Hopper is conve yed down to the T oner Cha ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 69

    T oner Ca r tridge / Developing Unit Main Unit Theory of Operation 2-32 II Composition/Operation 7.2.3 Developing system • T wo types of dev elopin g systems are us ed, a non-contact developing system and an alternating curren t application system. 1. A negative charge (supply bias v oltage Vr) is applied the Supply R oller to regulate the amount ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 70

    Main Unit Theor y of Operation T oner Car tridge / Dev eloping Unit 2-33 II Composition/Operation 7.2.4 Developing bias Vpp control (Ds compensation control) • If the dev eloping bias voltage AC component (Vpp) is too high for the Ds distance in each T on er Car tridge, a leak image (background leak, image area leak) or halftone reprod uc- tion f ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 71

    T oner Ca r tridge / Developing Unit Main Unit Theory of Operation 2-34 II Composition/Operation 7.2.5 Developing bias duty control (compensation control of the maximum amount of toner sticking to the T ransfer Belt) • T his control corrects to achie v e the target amount of toner sticking to the T ransf er Belt to form the solid image. • The d ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 72

    Main Unit Theor y of Operation T oner Car tridge / Dev eloping Unit 2-35 II Composition/Operation 7.2.6 Gamma correction control • A gradation pattern is produced on the surface of the T ransfer Belt. The AIDC Sensor measures the density of this patter n and tr ansmits the results of measurement to the controller for g radation correction. • Th ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 73

    T oner Ca r tridge / Developing Unit Main Unit Theory of Operation 2-36 II Composition/Operation 7.2.7 Cleaning mechanism A. Clean ing operation 1. The Cleaning Blade is pressed against the su rface of the Photo Conductor to remove toner left off the surface (trailing system). 2. The toner , which has been scraped off by th e Cleaning Blade, is con ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 74

    Main Unit Theor y of Operation 1st T ransf er Section 2-37 II Composition/Operation 8. 1st T ransf er Section 8.1 Composition 4138to2035c2 4138to2034c0 4138to2033c0 4138t02031c0 [6] [4] [5] [2 ] [3] [1 1] [12] [10] [13] [1] [7] [8] [9] [15] [14] [16] 5430DL_5440DL_5450_T O_PDF.book 37 ペ ージ ２００ ５年４月１２日　 火曜日　午後 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 75

    1st T ransfer Section Main Unit Theory of Operation 2-38 II Composition/Operation K ey Name Function/system [1] T ransfer Belt Driv e Roller • Dr ives the T ransfer Belt • Dr iven b y the Intermediate T ransport Motor (M3) • Grounded to allow the 2nd transf er current to flow through it [2] 1st T ransfer Roller /K • T ransf ers the toner im ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 76

    Main Unit Theor y of Operation 1st T ransf er Section 2-39 II Composition/Operation 8.2 Drive [1] T rans fer Belt Drive Roller [6] 1 st T ransfer Roller/Y , /M, /C, /K [2] Driven Roller [7] Sliding Plate [3] T ransfer Belt [8] T oner Collecting Screw [4] Intermediate T ransport Motor (M3) [9] Pressure Cam [5] 1st T ransfer Rolle r/Y Pressure/Retr a ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 77

    1st T ransfer Section Main Unit Theory of Operation 2-40 II Composition/Operation 8.3 Operation 8.3.1 T ran sfer Belt speed control • The T ransfer Belt is driven b y the Intermediate T ranspor t Motor (M3). • The appropriate belt speed is selected according to the print mode and media type as detailed below . • For the first print, the machi ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 78

    Main Unit Theor y of Operation 1st T ransf er Section 2-41 II Composition/Operation 8.3.3 1st T ransfer Roller pressure/retraction control • T o extend the ser vice life of the Photo Conducto r/Y , M, C, the pressure position of the 1st T ransfer Roller is changed between the monochrome mode and the color mode. The 1st T ransf er Roller/K is not ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 79

    1st T ransfer Section Main Unit Theory of Operation 2-42 II Composition/Operation E. Retraction operation 1. Rotation of the Inter mediate T ranspor t Motor (M3) is transmitted by a gear train to the Pressure/Retraction Clutch/1st Image T ransfer (CL4). 2. Rotation of the Pressure/Retraction Clutch/1 st Image T ransf er (CL4) turns the Pressure Cam ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 80

    Main Unit Theor y of Operation 1st T ransf er Section 2-43 II Composition/Operation G. R etraction position control • The pressure and retraction operation of the 1st T ransfer Roller is controlled as the Retraction P osition Sensor/1st Image T ransfer (PC9) detects the mo vement of the Slid- ing Plate. 1. The Pressure/Retraction Clutch/1st Image ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 81

    1st T ransfer Section Main Unit Theory of Operation 2-44 II Composition/Operation 8.3.4 1st T ransfer Roller pressure/ret raction failure detection co ntrol • The machine monitors the state of the Re traction Position Sensor/1st Image T ransfer (PC9) for detection of f ailures. A. Dete ction of failure during pressure o peration • If the Retrac ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 82

    Main Unit Theor y of Operation 1st T ransf er Section 2-45 II Composition/Operation 8.3.5 T ransfer Belt cleaning • T o scrape residu al toner off the surface of th e T ransfer Belt, the T ransfer Belt is pro vided with a Cleaning Blade. • The Cleaning Blade is in pressed contact with the T ransfer Belt at all times. That is , it cleans the sur ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 83

    1st T ransfer Section Main Unit Theory of Operation 2-46 II Composition/Operation D. 1st T ran sfer Belt back ward r otation execution conditions • After the lapse of a predeter mined per iod of ti me after the T ransfer Unit stop sequence. • A predetermin ed number of printed pages are produced after the ex ecution of the last backw ard rotati ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 84

    Main Unit Theor y of Operation 2nd T ransf er Section 2-47 II Composition/Operation 9. 2nd T ransf er Section 9.1 Composition K ey Name Function/system [1] 2nd T ransf er Roller • T ransf ers the toner images in fou r colors of toner on the T ransf er Belt to the media • Constant voltage control (A T VC) system [2] Retraction Le ver • Retract ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 85

    2nd T ransfer Section Main Unit Theory of Operation 2-48 II Composition/Operation 9.1.1 Drive [1] Pressure/Retract ion Clutch/2nd I mage T ransfer (CL5) [3] Retraction Cam [2] Retraction P osition Sensor/2nd Ima ge T ransfer (PC10) [4] T ransfer B elt drive roller 4138to2585c0 [4] [1] [3] [2] 4138to2048c0 [1] [2] [3] [4] 5430DL_5440DL_5450_T O_PDF. ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 86

    Main Unit Theor y of Operation 2nd T ransf er Section 2-49 II Composition/Operation 9.2 Operation 9.2.1 2nd T ransfer Roller pressure mechanism • The machine is provided with a mechanism that presses the 2nd T ransfer Roller up against, and retracts it from, the T ransf er Bel t. This is done to prev ent the 2nd T ransfer Roller from being dir ti ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 87

    2nd T ransfer Section Main Unit Theory of Operation 2-50 II Composition/Operation D. Pressure/retraction op eration 4138to2063c0 4138to2064c0 41382070c0 4138to2071c0 2nd T ransf er Roller When retr acted When pressed Retraction Cam Pressure/Retr action Clutch/2nd Image T ransf er (CL5) Retraction Lev er T ransfe r Belt drive roller Retraction Cam R ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 88

    Main Unit Theor y of Operation 2nd T ransf er Section 2-51 II Composition/Operation 9.2.2 2nd T ransfer Roller pressure position deviation preventive mechanism • When the Right Door is opened and closed, the Pressure Ca m is rotated to prev ent the 2nd T ransfer Roller from de viating from the pressure position. A. Operat ion • The lev er moves ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 89

    2nd T ransfer Section Main Unit Theory of Operation 2-52 II Composition/Operation 9.2.4 2nd transfer volta ge setting contro l (A TVC: Auto T ransfer V o ltage Control) • The transf er voltage (T2) is corrected to reduce eff ect from the T ransfer Belt and environ- mental changes of toner . A. Ov erview of 2nd transfer A TVC o peration B. 2nd tra ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 90

    Main Unit Theor y of Operation 2nd T ransf er Section 2-53 II Composition/Operation 9.2.5 2nd transfer v oltage fine-adjustment co ntrol • The voltage v a lue established through the A TVC c ontrol is fine -adjusted according to the type of media. • The follo wing adjustment v al ues are used f or labels, coated stock, and recycled paper , for ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 91

    2nd T ransfer Section Main Unit Theory of Operation 2-54 II Composition/Operation 9.2.8 2nd T ransfer Roller cleaning operation timing • The 2nd T ransf er Roller cleaning sequence is carried out after the Inte rmediate T ransfer Belt has been cleaned during recovery fro m a media misfeed or malfunction. • The cleaning sequence is carried out i ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 92

    Main Unit Theor y of Operation T oner Collecting Section 2-55 II Composition/Operation 10. T oner Collecting Section 10.1 Composition K ey Name Function/system [1] Box T ray • T ray on which the W aste T oner Box is mounte d • Moves up or down dep ending on the weight of the waste toner collected, thu s bloc king the W aste T oner Full Sensor ( ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 93

    T oner Co llecting Section Main Unit Theory of Operation 2-56 II Composition/Operation 10.2 Drive [1] Dev eloping Motor/K (M5) [3] T oner Collecting Screw [2] Belt 4138to2053c0 [1] [2] [3] 5430DL_5440DL_5450_T O_PDF.book 56 ペ ージ ２００ ５年４月１２日　 火曜日　午後 ４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 94

    Main Unit Theor y of Operation T oner Colle cting Section 2-57 II Composition/Operation 10.3 Operat ion 10.3.1 T oner collecting mechanism • T on er scraped off by the Cleaning Blade of the Intermediate T ransfer Belt Unit is con- ve yed into the W aste T oner Box. ☞ 2-45 • The toner is conv ey ed into the W aste T oner Box by the T oner Coll ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 95

    T oner Co llecting Section Main Unit Theory of Operation 2-58 II Composition/Operation 10.3.3 W aste T oner Box locking mechanism • When the Box Lock Lev er is in the u nlock ed position (the 12 o'clock position), the protru- sion provided at the T oner C ollecting P or t in terferes with the machine frame, thus pre- venting the W aste T one ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 96

    Main Unit Theor y of Operation T oner Colle cting Section 2-59 II Composition/Operation 10.3.6 W aste toner near-full condition detection • A waste toner near-full condition is detected using the output state of the W aste T oner Full Sensor . • A waste toner full condition is detected based on the dot count. • The output value of the W aste ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 97

    T oner Co llecting Section Main Unit Theory of Operation 2-60 II Composition/Operation B. Waste toner status decision after detect ion of a waste toner n ear-full condition • Opening and closing the Fr ont Door resets a waste toner near-full condition. The control state then proceeds to “waste toner status decision. ” • If the Waste T oner ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 98

    Main Unit Theor y of Operation T oner Colle cting Section 2-61 II Composition/Operation 10.3.7 W aste toner full conditi on detection control A. W aste to ner full co ndition detect ion cont rol • A waste toner full condition is detected when the cumulativ e total number of print dots (waste toner detection dot count) e xceeds a predetermined val ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 99

    T oner Co llecting Section Main Unit Theory of Operation 2-62 II Composition/Operation D. Waste toner full condition reset decision after detection o f a waste toner full condition • If the W aste T oner Full Sensor (PC11) doe s not output continuously a voltage of a prede- termined value or more for a predetermined per iod of time or more dur in ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 100

    Main Unit Theor y of Operation AIDC Sensor 2-63 II Composition/Operation 11. AIDC Sensor 11.1 Composition K ey Name Function/system [1] AIDC Sensor/Rt, Lt ( AIDC R/L) • Detects the density of the toner on the Intermediate T ransfer Belt [2] AIDC Sensor Le ver • Drives the AIDC Sensor Co ver [3] Pressure/Retr action Clutch/2nd Image T ransfer (C ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 101

    AIDC Sensor Main Unit Theory of Operation 2-64 II Composition/Operation 11.1.1 Drive 11.2 Operat ion 11.2.1 T o ner density detection control • A reflective sensor is used f or the AIDC S ensor that detects the amount of toner sticking to the surface of the T ransf er Belt. Image st abilization is performed based on the value detected. • The de ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 102

    Main Unit Theor y of Operation AIDC Sensor 2-65 II Composition/Operation 11.2.2 AIDC Sensor calibration con trol • Changes in various types of characteristics due to change with time of the AIDC Sensor (deteriorated LED , dir ty sensor surface), part -to-par t variations in the sensors, and change of environment aff ect the AIDC Sens or output co ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 103

    AIDC Sensor Main Unit Theory of Operation 2-66 II Composition/Operation B. Complete correction control 1. The offset voltage of the AIDC Sensor is calculated. 2. A complete detection patter n of each color o f toner is produced on the surface of the T ransfer Belt. 3. The LED is illuminated with each of the s pecified intensity values and the outpu ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 104

    Main Unit Theor y of Operation Media Feed Section (magicolor 5430 DL) 2-67 II Composition/Operation 12. Media F eed Secti on (magicolor 5430 DL) 12.1 Composition K ey Name Function/system [1] T ray 1 F eed Roller • T akes up and feeds media fro m T ray 1 [2] T ray 1 Separ ation Roller • Separates media in T ray 1 • Small-diameter roller with ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 105

    Media F eed Section (magicolor 5430 DL) Main Unit Theor y of Operation 2-68 II Composition/Operation 12.2 Drive [1] Intermediate T ransport Motor (M3) [3] T ra y 1 Fe ed Roller [2] T ra y 1 P aper F eed Clutch (CL1) 4138to2058c0 [1] [2] [3] 5430DL_5440DL_5450_T O_PDF.book 68 ペ ージ ２００ ５年４月１２日　 火曜日　午後 ４時４ ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 106

    Main Unit Theor y of Operation Media Feed Section (magicolor 5430 DL) 2-69 II Composition/Operation 12.3 Operat ion 12.3.1 Paper Lift Plate mechanism • The P aper Lift Plate is pressed down in to the lock ed position (so the media can be loaded). • A stack of media is loaded and then the tray is slid into the machine. This causes the Lock Relea ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 107

    Media F eed Section (magicolor 5430 DL) Main Unit Theor y of Operation 2-70 II Composition/Operation 12.3.3 Media feed control • Drive from the Intermedia te T ranspor t Motor (M3) is transmitted through the T ra y 1 P a per Feed Clutch (CL1) to turn the Feed Roller , thereby taking up and feeding the media. • The media taken up and f ed in is ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 108

    Main Unit Theor y of Operation Media Feed Section (magicolor 5430 DL) 2-71 II Composition/Operation 12.3.5 Media empty condition d etection control • The media empty message (TRA Y1 EMPTY) is display ed on the panel when the Empty Sensor Actuator unbloc ks the T r a y 1 Media Empty Sensor (PC1). • No mechanism is provided f or detecting a media ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 109

    Media F eed Section (magicolor 5430 DL) Main Unit Theor y of Operation 2-72 II Composition/Operation 12.3.8 Media size detection co ntrol • The P aper Size Switch (S5) detects the length size (FD) of the media. 1. The Size Detection Board turns as the T railing Edge Guide Plate is moved. 2. When the tra y is slid into the machine, the Size Detect ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 110

    Main Unit Theor y of Operation Media Feed Section (magicolor 5440 DL/5450) 2-73 II Composition/Operation 13. Media F eed Section (magicolor 5440 DL/5450) NO TE • Be sure to note that the feed tray located immediately under the printer is named differently depending upon the p rinter model. • Throughout this manual, this tray is referred to as T ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 111

    Media F eed Section (magicolor 5440 DL/5450) Main Unit Theor y of Operation 2-74 II Composition/Operation 13.2 Drive 13.3 Operat ion 13.3.1 Paper Lift Plate mechanism • The P aper Lift Plate is pressed down into the lock ed position (i n which the paper is loaded in position). • Load a paper stack and then slide the tra y into the machine. This ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 112

    Main Unit Theor y of Operation Media Feed Section (magicolor 5440 DL/5450) 2-75 II Composition/Operation 13.3.2 Paper separation mechanism • Drive from the Intermediate T ranspor t Moto r (M3) is transmitted through the T ray 1 P aper F eed Clutch (CL1) to tur n the Feed Roller . • The Feed Roller rotates to tak e up and feed paper into the mac ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 113

    Media F eed Section (magicolor 5440 DL/5450) Main Unit Theor y of Operation 2-76 II Composition/Operation 13.3.4 Paper supply le vel d etection control • There is a window in the front cov er of the cassette for indicating the paper supply le vel. • When the P aper Lift Plate goes up, a red le ver appears in the window . The lower the lev el of ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 114

    Main Unit Theor y of Operation Media Feed Section (magicolor 5440 DL/5450) 2-77 II Composition/Operation 13.3.6 Edge Guide Plate • Set the appropri ate Edge Guide Plate which corresponds to the width of the med ia to be loaded (A4 or 81/2). • No mechanism is provided f o r detecting the media size. 13.3.7 T railing Edge Guide Plate • Set the ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 115

    Media F eed Section (magicolor 5440 DL/5450) Main Unit Theor y of Operation 2-78 II Composition/Operation 13.3.8 T ray detection control • Detects the T ra y presence with the P aper size s witch (S5). 1. Setting the T ray to the printer will make the detecting plate press and tur n ON the actu- ator for the P aper size switch (S5) mounted on the ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 116

    Main Unit Theor y of Operation Manual F eed Section (magicolor 5440 DL/5450) 2-79 II Composition/Operation 14. Manual F eed Section (magicolor 5440 DL/5450) NO TE • Be sure to note that the feed tray located on the right side of the p rinter is na med differently depending upon the p rinter model. • Throughout this manual, this tray is referred ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 117

    Manual F eed Section (magicolor 5440 DL/5450) Main Unit Theory of Operation 2-80 II Composition/Operation 14.2 Drive [4] Manual F eed T ra y Separation Roll er • Separates media in Manual F eed T ray • Small-diameter roller with a torque limiter [5] Manual Fee d T ray Feed Rol ler • T akes up and f eeds media from Manual F eed T ray [6] P ape ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 118

    Main Unit Theor y of Operation Manual F eed Section (magicolor 5440 DL/5450) 2-81 II Composition/Operation 14.3 Operat ion 14.3.1 Paper Lift Plate mechanism • The P aper Lift Plate will be locked under the P aper Lift Plate Lock Lev er by pressing it down (in which the media is loaded in posit ion). The Paper Lift Plate Loc k Lev er will be press ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 119

    Manual F eed Section (magicolor 5440 DL/5450) Main Unit Theory of Operation 2-82 II Composition/Operation 14.3.2 Media separation mechanism • Drive from the Intermediate T ranspor t Moto r (M3) is transmitted through the Manual Feed T ra y P aper F eed Clutch (CL3) to tur n the Feed Roller . • The Feed Roller rotates to tak e up and feed media ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 120

    Main Unit Theor y of Operation Manual F eed Section (magicolor 5440 DL/5450) 2-83 II Composition/Operation 14.3.4 Media empty condition d etection control • A media empty condition is detected w hen the Empty Sensor Actuator unblocks the Manual F eed T ray P aper Empty Sensor (PC3). • No mechanism is provided f or detecting a media n ear-empty ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 121

    Manual F eed Section (magicolor 5440 DL/5450) Main Unit Theory of Operation 2-84 II Composition/Operation 14.3.6 Media misfeed detection control • If the Synchronizing Roller Sensor (PC4) is not a ctivat ed within a predetermined per iod of time after a media feed sequence has been star ted, the machine deter mines that there is a media misfeed. ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 122

    Main Unit Theor y of Operation Conve yance Section 2-85 II Composition/Operation 15. Conv ey ance Section 15.1 Composition K ey Name Function/system [1] P aper Loop Sensor (PC6) • Detects the length of the loop in the media con ve yed from the 2nd T ransfer Roller [2] Charge Neutra lizing Cloth • Neutralizes the media that has und ergone the 2n ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 123

    Conv ey ance Section Main Unit Theor y of Operation 2-86 II Composition/Operation 15.2 Drive [6] Synchronizing Roller Sensor (PC4) • Detects t he leading edge of the media f ed from the F eed Roller [7] T emperature/humidity Sensor (HS1) • Detects temperature and humidity insid e the machine [8] OHP Sensor (PC7) • Identifies the type of the m ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 124

    Main Unit Theor y of Operation Conve yance Section 2-87 II Composition/Operation 15.3 Operat ion 15.3.1 Con vey an ce speed control • The Inter mediate T ranspor t Motor (M3) provides drive f or the conv ey ance section. • The conv ey an ce speed is variable in three steps and the appropriate one is selected according to the media type and prin ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 125

    Conv ey ance Section Main Unit Theor y of Operation 2-88 II Composition/Operation 15.3.3 Control of loop formed before Synchr onizing Roller • Media conv ey ance is stopped a fter the lapse of a predeter mined period of time after the leading edge of the media fed from the F eed Roller has reached the Synchronizing Roller . This f orms a loop in ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 126

    Main Unit Theor y of Operation Conve yance Section 2-89 II Composition/Operation B. Synchronizing Roller Clutch (CL2) cont rol • In synchronization with the leading edge of t he image [the Sub Scan Print Star t signal (/ T OD) of the controller] after the leading edge of the me dia has reached the Synchroniz- ing Roller and a loop has been formed ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 127

    Conv ey ance Section Main Unit Theor y of Operation 2-90 II Composition/Operation 15.3.5 Control of loop formed bef ore fusing section • The difference betw een the fusing speed and media co nv eyance speed is corrected to prev ent double transf erred images and brush effects from occurring. • The P aper Loop Sensor (PC6) detects the length of ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 128

    Main Unit Theor y of Operation Conve yance Section 2-91 II Composition/Operation 15.3.6 Media neutralization • The Charge Neutralizing Cloth neutralizes an y ch arge left in the media after the 2nd transf er process. • The charge residue is grounded through the Ch arge Neutralizing Cloth to the machine frame. 15.3.7 OHP film detection control ? ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 129

    Conv ey ance Section Main Unit Theor y of Operation 2-92 II Composition/Operation 15.3.8 Media size error detection control • T o prevent incorrect printed pages, the size of the media being con veyed is detected using the Synchronizing Rolle r Sensor (PC4) and Lower F eeder P aper F eed Sensor (PC3 PF: option). • The length of the media is det ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 130

    Main Unit Theor y of Operation Conve yance Section 2-93 II Composition/Operation • The size error displa y can be reset when the P ower Switch is turned OFF and ON, or by a reset command (media size error reset). • If a media size error is detected during 2- sided pr inting, the machine d etermines that there is a media misfeed and stops operat ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 131

    Conv ey ance Section Main Unit Theor y of Operation 2-94 II Composition/Operation • The “MEDIA JAM (magicolor 5430 DL/5440 DL)” or “P APER JAM (magicolor 5450)” dis- play is reset when all doors are closed afte r any of the doors has been open. A t the same time, the inf or mation on med ia left is cleared. Thereafter , the machine attemp ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 132

    Main Unit Theor y of Operation Conve yance Section 2-95 II Composition/Operation 15.3.11 Control of detection of media left in machine upo n stoppage of med ia con vey an ce • When media conv eyance is stopped due to a media misfeed, a malfunction, an opened door , or a unit closure failure, the mach ine checks f or media left inside it. • If a ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 133

    Fusing Section Main Unit Theory of Operation 2-96 II Composition/Operation 16. Fusing Section 16.1 Composition K ey Name Function/system [1] Exit Sensor (PC8) • Detects the media conv eyed from the Fusing Pressure Roller and Fusing Belt [2] Fusing Pressure Roller Pressure Selector Dial • Used to select the pressure of the Fusi ng Pressure Rolle ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 134

    Main Unit Theor y of Operation Fusing Section 2-97 II Composition/Operation [7] Fusing Pressure Roller • Applies pressure to the toner to fuse it i nto the media • T oner is fused by the Fusing Pre ssure Roller and Fus- ing Belt [8] Fusing Pressure Roller Thermostat (TS2) • Detects an abnormally high temperature of the Fusing Pressure Roller ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 135

    Fusing Section Main Unit Theory of Operation 2-98 II Composition/Operation 16.2 Drive [1] Fusing Pressure Roller [4] Fusing Motor (M4) [2] Fusing Belt [5] Pape r Exit Roller [3] Heating Roller 4138to2068c0 4138to2074c0 [1] [3] [2] [5] [4] [4] 4138to2105c0 [4] [1] [2] [3] [5] 5430DL_5440DL_5450_T O_PDF.book 98 ペ ージ ２００ ５年４月１２ ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 136

    Main Unit Theor y of Operation Fusing Section 2-99 II Composition/Operation 16.3 Operat ion 16.3.1 Fusing Pressure Roller pressure selectio n mechanism • The pressure applied by the Fusing Pressure Roller is selected appropriately to prevent media wrinkles dur ing printing of envelopes. • A pressure selection mechanism is provided to v ary the ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 137

    Fusing Section Main Unit Theory of Operation 2-100 II Composition/Operation • The fusing speed is not changed dur ing a single job. • When the last piece of media for that par ticu lar job moves past the P aper Exit Roller , the Fusing Motor speed is switched to the 1/3 speed. B. Fu sing speed control (control of loop before fusing) • T o pre ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 138

    Main Unit Theor y of Operation Fusing Section 2-101 II Composition/Operation • Operation timing 1. The Fusing Motor (M4) is tur ned at lo w speed when the leading edge of the media reaches a point before the roller pressure point. 2. When it is detected that the Paper Loop Sensor (PC6) is unbloc ked, the Fusing Motor (M4) is turne d at high speed ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 139

    Fusing Section Main Unit Theory of Operation 2-102 II Composition/Operation E. Media width detect ion cont rol • The P aper Size Sensor (PC23) detects the width of the media being conv eyed. • If the width of the media that has moved past the P aper Size Sensor (PC23) is 21 0 mm (A4 width) or more, the leading edge of the media pushes up the ac ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 140

    Main Unit Theor y of Operation Fusing Section 2-103 II Composition/Operation F . Detection of media full in the exit tray (ma gicolor 5450 only) • The P aper Full Sensor (PC20) detects the load capacity of output media in the Exit T ray . • When the P aper Holding Plate is low , the edge of the Paper Holding Plate shades the P aper Full Sensor ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 141

    Fusing Section Main Unit Theory of Operation 2-104 II Composition/Operation G. Print start wait co ntrol • T o ensure good fusing performance for the first print, the print star t timing is retarded. • The control also prev en ts the media from stic king during pr inting on OH P film in the color mode. • < Operation> The print star t ti ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 142

    Main Unit Theor y of Operation Fusing Section 2-105 II Composition/Operation 16.3.4 Fusing temperature c ontrol management • The appropriate type of temperature control is provided according to the machine status. A. Cond itions enabling shift to warm-up con trol • The P ower Switch is tur ned ON. • A malfunction or media misfeed is reset. ? ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 143

    Fusing Section Main Unit Theory of Operation 2-106 II Composition/Operation 16.3.5 W arm-up control • Control is provided until the Heating Roller reaches the predeter mined lev el. • The P ower Sav e mo de is not accepted during a war m-up cycle. A. Con trol start timing • The P ower Switch is tur ned ON. • A malfunction or media misfeed i ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 144

    Main Unit Theor y of Operation Fusing Section 2-107 II Composition/Operation E. Ordinary star t control 1. The “single reference temperature adjustment” is started w ith the target temperature of the Heating Roller Heater Lamp set at 170°C + correction value. At the same time, the “single reference temper ature adjustment” is star ted with ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 145

    Fusing Section Main Unit Theory of Operation 2-108 II Composition/Operation 16.3.6 P ost-warm-up control • After the warm-up cycle has been completed, the Fusing Pressure Roller and Fusing Belt are turn ed to achiev e a uniform temperature. • If the Heating Roller and the Fusing Pressu re Roller hav e reached their respectiv e required temperat ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 146

    Main Unit Theor y of Operation Fusing Section 2-109 II Composition/Operation 16.3.8 Print control • T o e nsure a good fixing lev el and light transmission performance of the OHP film, the fusing speed, Fusing Pressure Roller tem perature, and Fusing Belt temperature are controlled. A. Cont rol start timing • A print request is received. B. Con ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 147

    Fusing Section Main Unit Theory of Operation 2-110 II Composition/Operation 16.3.9 P o st-print control • T o prevent the fusing temperature from rising after the print cycle has been r un, a step- wise control is provided using an intermedi ate temperature between the print tempera- ture and the wait temperature. A. Con trol start timing • The ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 148

    Main Unit Theor y of Operation Fusing Section 2-111 II Composition/Operation 16.3.11 Heater control A. Single reference temperature adjustment • The heater is tur ned ON or OFF using a target temperature value. B. Hysteresis temp erature adjustment • The heater is turned ON or OFF with a cer tain allowance giv en for the threshold value of turn ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 149

    Fusing Section Main Unit Theory of Operation 2-112 II Composition/Operation 16.4 Malfunction detection 16.4.1 Fusing Unit malfunctio ns • T he follo wing table lists the se v en types of ma lfunctions as they relate to the Fusing Unit. 16.4.2 Fusing Motor abnormal rotation detection c ontrol • The condition of the Fusing Motor (M4) while it is ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 150

    Main Unit Theor y of Operation Fusing Section 2-113 II Composition/Operation 16.4.3 W arm-up failure detection control • The temperatures of the Heating Roller and Fu sing Pressure Roller are monitored using the Heating Roller Thermistor (TH1) and Fusi ng Pressure Roller Ther mistor (TH2) dur ing a warm-up cycle. If an abnor mal rise in temperatu ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 151

    Fusing Section Main Unit Theory of Operation 2-114 II Composition/Operation 16.4.5 Abnormally high temperature detection control • The temperatures of the Heating Roller an d Fusing Pressure Roller are monitore d using the Heating Roller Ther mistor (TH1) and Fusing Pressu re Roller Ther mistor (TH2) while the machine remains active . If an abnor ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 152

    Main Unit Theor y of Operation Fusing Section 2-115 II Composition/Operation 16.4.7 Open-circuited Fusing Pressure Roller Thermistor (incorrect ins tallation) detectio n contr ol • The temperature detected by the Fusing Pres sure Roller Thermistor (TH2) dur ing a warm-up cycle is monitored and, if an abn ormal temperature is detect ed, “warm-up ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 153

    Fusing Section Main Unit Theory of Operation 2-116 II Composition/Operation 16.4.9 Protection against abnormally high temperature • The machine provides protection at three different stages to pre vent abnor mally high temperature of the Fusing Unit. 1. Soft protection 2. Hard protection 3. Thermostat protection A. 1st stage: soft protection • ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 154

    Main Unit Theor y of Operation Fusing Section 2-117 II Composition/Operation C. 3rd stage: Therm ostat protection • If neither the soft protection nor hard pr otection can dete ct an abnor mally high tempera- ture due to a defectiv e ther mistor , the Heat ing Roller Thermostat (TS1) and Fusing Pres- sure Roller Thermo stat (TS2) operate at the s ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 155

    Image Stabilization Control Main Unit Theory of Operation 2-118 II Composition/Operation 17. Image Stabilization Control • T o ensure that a stabilized output image is produced at all times, a comprehensive con- trol is provided f or the dev eloping bias voltage , laser light intensity , registration correction, gamma correction, and other parame ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 156

    Main Unit Theor y of Operation Image Stabilization Control 2-119 II Composition/Operation 17.1.2 Simplified correction control • If the simplified correction control is not effectiv e in making a good correction, the com- plete correction control is ex ecuted. Control name Purpose 1 AIDC Sensor offset v alue chec k ☞ 2-65 T o check the low gain ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 157

    Image Stabilization Control Main Unit Theory of Operation 2-120 II Composition/Operation 17.1.3 Image stabilization control execution request • A request for e xecution of the complete corre ction control or simplified correction control is made at the following timing. *1: Since the machine is not provided with a f unction that detects a new T r ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 158

    Main Unit Theor y of Operation Image Stabilization Control 2-121 II Composition/Operation 17.1.5 Combination and execution sequence of different sub-co ntrols Control name Simplified control Individual control 1 Individual control 2 Complete correc- tion control AIDC Sensor calibra- tion control ☞ 2-65 Simplified correc- tion control (check) ➀ ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 159

    Image Stabilization Control Main Unit Theory of Operation 2-122 II Composition/Operation 17.2 Operation flo w of image stabilization contr ol upon replace- ment of unit When a new Tr ansfer Unit or a new TC is installed (complete correction control) Start T ransfer Belt cleaning control, 2nd transfer cleaning control T ransfer A TVC control AIDC of ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 160

    Main Unit Theor y of Operation Miscellaneous 2-123 II Composition/Operation 18. Miscellaneous 18.1 Fan cont rol 18.1.1 Composition K ey Name Function/system [1] Fusing Cooling F an Motor (M11) • Discharges heat generated from the interior parts (including the Lo w V oltage Unit, Fusing Unit, T oner Car tridges/K, and motor d rives) from t he mach ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 161

    Miscellaneous Main Unit Theory of Operation 2-124 II Composition/Operation 18.1.2 Control A. L V Cooling Fan Motor (M10) control <Full speed rotation conditions> • For the period of time that begins when th e warm-up cycle is star ted and en ds when a predetermin ed period of time elapses a fter the war m-up cycle has been completed. • Fo ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 162

    SER VICE MANU AL 2005.04 Ver. 2.0 THEOR Y OF OPERA TION Lower Feeder Unit Lower Feeder Unit 5430DL_5440DL_5450_TO_PD F.book 1 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 163

    5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 164

    Lower F eeder Unit Theor y of Operation i I Outline II Comp osition/ Operati on CONTENTS I Outline 1. Product specifications .......................................................................................... 1-1 1.1 T ype ......... ......................................................................................................... . 1- ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 165

    Lower F eeder Unit Th eory of Operation ii I Outline II Comp osition/ Operati on 5430DL_5440DL_5450_T O_PDF.book ii ペ ージ ２００ ５年４月１２日　 火曜日　午後 ４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 166

    Lower F eeder Unit Theor y of O peration Product specifications 1-1 I Outline I Outline 1. Product specifications 1.1 T ype 1.2 P aper type 1.3 Machine specifi cations 1.4 Operating e n vironment Note • These specifications are subject to chang e without notice . Name Add-on 500-sheet pap er feed cassett e T ype F ront-loading type Installation D ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 167

    Product specifications Lower F eed er Unit Theor y of Operation 1-2 I Outline 5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 168

    Lower F eeder Unit Theor y of Operation Over all composition 2-1 II Composition/Operation II Composition/Operation 1. Ov erall composition 4537to2501c0 [1] [2] [3] [4] 4537to2502c2 [7] [8] [9] [10] [1 1] 4537to2519jo [12] [14] [15] [16] [17] [13] 5430DL_5440DL_5450_TO_PD F.book 1 ページ ２００５年４月１２ 日　火曜日　午後４時? ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 169

    Over all composition Lo wer F eed er Unit Theor y of Operation 2-2 II Composition/Operation K ey Name Function/syst em [1] Pap er Lift Plate • Surface on which the paper stac k is placed • Maximum paper capacity Plain paper: 500 sheet s [2] Lower F eeder Unit Right Door • Open to clear a sheet of misfed paper fr om the Lower Feeder Unit. [3] ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 170

    Lower F eeder Unit Theor y of Operation Drive 2-3 II Composition/Operation 2. Drive 3. Operations 3.1 P aper fe ed contr ol 3.1.1 Paper Lift Plate mechanism • The P aper Lift Plate is pressed down into the lock ed position (in which the paper is loaded in position). • Load a paper stack and then slide the tra y into the machine. This unlocks th ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 171

    Operations Lower F eeder Unit Theor y of Operation 2-4 II Composition/Operation 3.1.2 Feed Roller/V ertical Conve y ance Roller control • The Feed Roller and V er tical Conv ey ance Roller are rotated, which feeds paper from the Lower F eeder Unit and conve ys it fur ther into the inside of the machine. 1. The Lower F e eder Motor (M1 PF) is ener ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 172

    Lower F eeder Unit Theor y of Operation Operations 2-5 II Composition/Operation 3.1.3 Paper separation mechanism • A Separation Roller provided with a torque li miter is used to pre vent doub le f eeding of paper . 3.1.4 Paper detection mechanism • The Lower F eeder P aper Feed Sensor (PC3 PF) detects the paper fed in b y the Feed Roller . • ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 173

    Operations Lower F eeder Unit Theor y of Operation 2-6 II Composition/Operation 3.1.5 Paper supply le vel d etection control • There is a window in the front cov er of the cassette for indicating the paper supply le vel. • When the P aper Lift Plate goes up, a red le ver appears in the window . The lower the lev el of the paper stack in the tra ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 174

    Lower F eeder Unit Theor y of Operation Operations 2-7 II Composition/Operation 3.1.7 Edge Guide Plate • The Edge Guide Plate can be slid to the exact size in the width direction of the paper to be loaded (A4, B5, 8/12). 3.1.8 T railing Edge Guide Plate • The T railing Edge Guide Plate can be slid to the exact siz e in the length direction of t ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 175

    Operations Lower F eeder Unit Theor y of Operation 2-8 II Composition/Operation 3.1.9 Paper size detection control • The Lower F eeder P aper Size Switch (S1 PF) detects the length size (FD) of the paper. 1. The Size Detection Board turns as the T railing Edge Guide Plate is moved. 2. When the tra y is slid into the machine, the Size Detection Bo ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 176

    Lower F eeder Unit Theor y of Operation Operations 2-9 II Composition/Operation 3.1.10 Paper ref erence position adjustment mechanism • The Edge Guide Plate can be moved to allo w the print star t ref erence position f or the paper to be adjusted. 1. Through a hole in the P aper Lift Plate on top of the tray , loosen two screws that secure the Ed ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 177

    Operations Lower F eeder Unit Theor y of Operation 2-10 II Composition/Operation 5430DL_5440DL_5450_T O_PDF.book 10 ペ ージ ２００ ５年４月１２日　 火曜日　午後 ４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 178

    SER VICE MANU AL 2005.04 Ver. 2.0 THEOR Y OF OPERA TION Duplex Option Duplex Option 5430DL_5440DL_5450_TO_PD F.book 1 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 179

    5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 180

    Duplex Option Theory of Operation i I Outline II Comp osition/ Operati on CONTENTS I Outline 1. Product specifications .......................................................................................... 1-1 1.1 T ype ......... ......................................................................................................... . 1-1 1.2 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 181

    Duplex Option Theor y of Operation ii I Outline II Comp osition/ Operati on 5430DL_5440DL_5450_T O_PDF.book ii ペ ージ ２００ ５年４月１２日　 火曜日　午後 ４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 182

    Duplex Option Theory of Oper ation Product specifications 1-1 I Outline I Outline 1. Product specifications 1.1 T ype 1.2 P aper type 1.3 Machine specifi cations 1.4 Operating e n vironment Note • These specifications are subject to chang e without notice . Name Duplex Unit T ype Re versing and Circulating Duplex Unit Installation Mounted on the ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 183

    Product specifications Duple x Option Theor y of Operation 1-2 I Outline 5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 184

    Duplex Option Theory of Operation Over all composition 2-1 II Composition/Operation II Composition/Operation 1. Ov erall composition [1] Duplex Option Door 4538to2520c0 [1] 5430DL_5440DL_5450_TO_PD F.book 1 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 185

    Center Cross Section Duplex Option Theory of Operation 2-2 II Composition/Operation 2. Center Cross Section [1] Duplex Option Conv eyance Roll 1 [3] Du plex Option Conv eyance Roller 2 [2] Duplex Option Conv eyance Roller 1 [4] Duple x Option Conv eyance Roll 2 [1] [2] [3] [4] 5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 186

    Duplex Option Theory of Operation Drive System 2-3 II Composition/Operation 3. Drive System Duple x Option co nv eyance drive mechanism Rev ersing drive mechanism 5430DL_5440DL_5450_TO_PD F.book 3 ページ ２００５年４月１２ 日　火曜日　午後４時４９分 ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 187

    Mechanical Operations Duplex Option Theory of Operation 2-4 II Composition/Operation 4. Mechanical Operations 4.1 Rever sing mec hanism 4.1.1 Reversing operation • The 1-sided printed page is subjected to a rev ersing operation perf ormed by the Exit Roller in the machine and conv ey ed into the Duplex Option. 4.1.2 Paper e xit ro ller drive coup ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 188

    Duplex Option Theory of Operation Mechanical Operations 2-5 II Composition/Operation 4.2 Con vey ance and duplex pap er feed mecha nism 4.2.1 Con vey ance and duplex paper feed operation • The Duplex Con vey ance Motor provides the drive f or the Duplex Option. 4.2.2 Duplex Option Conve yance Motor Contr ol • The signal output from the Duplex B ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 189

    Mechanical Operations Duplex Option Theory of Operation 2-6 II Composition/Operation 4.3 2-sided printing method • The follo wing two types of 2-sided printing methods are availab le. 4.3.1 Process of 2-sided printing with a single sheet o f paper resident in the system 2-sided printing method 2-sided printing with a single sheet of p aper reside ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 190

    Duplex Option Theory of Operation Mechanical Operations 2-7 II Composition/Operation • Steps 2 through 5 are repeated until all pa ges of the job are pr inted. Operation 4 • The image of the first page of the pr int job is printed on the 1-sided pr inted page fed out of the Duplex Option. 1 2 Operation 5 • As the 2-sided printed page is being ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 191

    Mechanical Operations Duplex Option Theory of Operation 2-8 II Composition/Operation 4.3.2 Process of 2-sided printing with two sheets of paper resident in the system 2 4538to2502c1 Operation 1 • The first sheet of paper is fed in and the image of the second page of the pr int job is printed. Exit Roller 2 4538to2513c1 Operation 2 • Just bef or ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 192

    Duplex Option Theory of Operation Mechanical Operations 2-9 II Composition/Operation Operation 4 • Immediately before the second sheet of paper exits the f eed rolle r , the rotating direction of the feed roller changes and the second sheet of paper is transpor ted into the Duplex Option. • The first sheet of paper is fed alongside again. The s ...

  • Konica Minolta 5430 DL 5440 DL 5450 - page 193

    SER VICE MANU AL 2005.04 2005.04 Ver. 3.0 Ver. 3.0 2005.04 V er .3.0 2005.04 V er .3.0 © 2005 KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. © 2005 KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. Printed in Japan Printed in Japan 4138-7990-31 4138-7990-31 Use of this manual should be strictly supervised to avoid disclosure of confidential information. Use ...

Manufacturer Konica Minolta Category Printer

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All of them are important, but the most important information from the point of view of use of the device are in the user manual Konica Minolta 5430 DL 5440 DL 5450.

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