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Manual Yorkville Sound 3400

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  • Yorkville Sound 3400 - page 1

    SERVICE MANUAL 3 4 00 HIGH EFFICIENCY STEREO POWER AMPLIFIER U.S.A. Yorkville Sound Inc. 4625 Witmer Industrial Estate Niagara Falls, New York 14305 USA Voice: (716) 297-2920 Fax: (716) 297-3689 WORLD HEADQUARTERS CANADA Yorkville Sound 550 Granite Court Pickering, Ontario L1W-3Y8 CANAD A Voice: (905) 837-8481 Fax: (905) 837-8746 Quality and Innova ...

  • Yorkville Sound 3400 - page 2

    1 AUDIOPRO AP-3 400 SERVICE MANUA L M1012A “THE IN PUT BOARD” The input board processes th e audio signal from the input jacks to the voltage a mplifier board, (M 1011A). Each channel cons ists of a ba lanced gain st age, defeatable b ass boost filter, a nd a preemphas is filter netw ork. The balanced input, (X LR Jack) and unbalanc ed input (p ...

  • Yorkville Sound 3400 - page 3

    2 VOLTAGE AMPLIFIER: The voltage ampl ifier am plifies the au dio sign al?s vo ltage fro m 4.8 v olts peak (at the output of U2) to a pproxi mently 97v peak which is requir ed to drive t he current ampl ifier bo ard M100 2A. M1 002A pr ovides the cur rent r equired for t he 97v peak signal t o drive 1200 w atts into 4 ohms out of the bindi ng posts ...

  • Yorkville Sound 3400 - page 4

    4 5 QUIESCENT CONDITION: This desi gn is c lass A/ B and t herefor e the o utput driver trans istors must be forward biased t o provi de low cr ossover distortion. In mos t class A /B des igns, a diode ch ain or VBE m ultip lier is used to c ontrol the bias volt age and pr ovide a means of a djust ing the bi as. Th is desi gn is dif ferent as ther ...

  • Yorkville Sound 3400 - page 5

    6 The voltage betwee n the amplifier ?s output and tes t point 4 is appr oximate ly 14.7V DC derived from the v oltage dr op across ZD3 @ ZD4. We ca ll this voltage th e “float ing batt ery” because it floats on top of the out put audi o sign al w ith poi nt 4 always b eing 1 4.7VDC gr eater than the peak of the output signal. Point 4 dr ives t ...

  • Yorkville Sound 3400 - page 6

    8 EMS Ci rcuit The Energy Mana gement System c irc uit only appli es to Nor th Amer ican line vol tage pr oducts . A North Amer ican AC receptacle can pr ovide 1850 w atts befor e the w all bre aker wou ld trip, but how ca n a am plifier provid e 2 x 120 0 watts out when only 185 0 watts is ava liable o ut of the AC rec eptacle? A sinew ave s ource ...

  • Yorkville Sound 3400 - page 7

    10 STEP 3: POW ER UP PROCEDURE WITHOUT M1002A BOARDS It is extre mely importan t that y ou never power u p an AP 3400 wit h the i ntercon nectin g cables between t he circ uit boards n ot connec ted. Time and pos sible further damage will be r educed if you tes t M1 011A a nd M1002A boar ds separat ely. T o do this you must use t he M10 11A and M 1 ...

  • Yorkville Sound 3400 - page 8

    Identifying Defective Boards in the AP-3000 & AP-3400 Please note: All boards used in the AP-3400 are designated with an `A' suffix (e.g. M1002A) and use bright red solder mask STEP 1: VISUAL INSPECTION OF FRONT PANEL AND FAN a) Check to see whether the green power LED is lit. If not, the am plifier has a power supply ( M1013 board), trans ...

  • Yorkville Sound 3400 - page 9

    220R0 R51 6800u 80V C22 6800u 80V C23 T5 T3 T1 T4 6800u 80V C24 6800u 80V C25 T10 T9 T8 T7 T6 T2 249R:1% R5 BC550 Q1 BC550 Q4 BC560 Q2 BC560 Q3 2R2 R3 2R2 R4 150R R7 150R R15 4K7 R10 CW 4K7 LIN RT1 1n C2 470p C4 15K R8 249R:1% R9 249R:1% R19 15K R16 FLMPRF 39R R12 FLMPRF 39R R14 S G D N MTW10N40E Q5 S G D N MTP10N15L Q11 FLMPRF 22R1 R11 36K R13 10K ...

  • Yorkville Sound 3400 - page 10

    820R R9 RED LD1 47p C2 47p C1 10K:1% R14 10K:1% R13 1/2 33078 U2 2 3 1 1u 16v C3 100K RV2 D2 D1 100K RV1 1K R2 BC550 Q3 330R R36 MS4 1 2 3 4 5 6 7 8 1/2 33078 U3 2 3 1 BF872 Q11 220K R10 100n C4 2u2 16v C5 D4 D3 1/2 33078 U3 6 5 7 A63 Q5 270R R17 113K0:1% R16 10k:1% R20 113K0:1% R15 27p C32 BC560 Q1 10K:1% R45 1/2 33078 U1 2 3 1 17K8:1% R3 5K36:1% ...

  • Yorkville Sound 3400 - page 11

    SHEAR SHEAR ROUTE GAGE 0.01"/HOLE .020" .012" .008" .005" VCD .020" .012" .008" .005" SHEAR SHEAR .020" .012" .008" .005" 5.13 SOLDERSIDE M1011-5.10 BLANK SIZE=16.000"X11.050" M1011- RED YEL BLK WHT BLU POW SUP BOTTOM INPUT BOARD TOP TJH1 GUIDE ETCH EY16 F HS1 PART# HS2 PART ...

  • Yorkville Sound 3400 - page 12

    TJH1 GUIDE ETCH EY16 F HS1 PART# HS2 PART# R60B 2_WATT 220K @R8 J1 J9 HS3 PART# D21B 4148 D21A 4148 1 _MW1 FUNCTION PART# Q19B MJE350 TP6 TP5 C22B @C1 300V 10P C23B @C1 300V 10P C22A @C1 300V 10P C23A @C1 300V 10P Q19A MJE350 Q18A MJE340 Q18B MJE340 C27B @C2 160V 10U C28B @C2 160V 10U C28A @C2 160V 10U C27A @C2 160V 10U R103 @R3 0.5W 15K R102 @R3 0 ...

  • Yorkville Sound 3400 - page 13

    1/2 5532 U3 2 3 1 4M7 R14 16v 470n C7 OUT IN S1 1 2 3 1/2 5532 U3 6 5 7 17K8:1% R15 16v 150n C9 16v 47n C8 16v 100n C6 16v 68n C5 SRT CH_B_IN NO_GOLD JB2 1 2 3 4 5 6 NUTRIX BAL_IN JB1 1 3 2 1/2 33078 U1 2 3 1 1K R5 10K:1% R6 1K R1 10K:1% R2 14K0:1% R3 14K0:1% R7 470p C1 470p C2 100p C3 100p C4 EY2 WC1 5K6 R12 1R R4 7K5 R13 1/2 33078 U1 6 5 7 17K8:1 ...

  • Yorkville Sound 3400 - page 14

    VCD .025" .030" .040" .050" .060" SHEAR SHEAR SHEAR SHEAR SHEAR 2.00 2.00 SOLDERSIDE M1012-2.00 1.20 SEPT’89 M1012 M1012 M1012 BLANK SIZE=15.700"X10.000" 5 5 4 4 1 DRILL DETL M1012-2.00 U3 5532 40 40 40 40 40 40 40 40 U1 33078 @U1 40 40 40 40 40 40 40 40 U2 33078 @U1 40 40 40 40 40 40 40 40 R14 4M7 40 40 R15 17K ...

  • Yorkville Sound 3400 - page 15

    WC3 MC1 1 40CFM FAN 22n CSA C54 MC1 2 D47 7K5 R123 33v 500mW ZD15 27K R116 8 7 MC1 3 MC1 4 MC1 5 WC8 WC6 WC4 WC7 EY7 EY6 EY3 EY5 EY10 WC11 WC1 1K R124 D48 EY13 EY14 D37 D46 22n CSA C53 4n7 CSA C55 EY4 EY2 EY11 D41 4v7 500mW ZD10 2R2 0.5W R122 D40 MJH11018 Q35 EY8 1N4004 D45 470u 25v C51 1N4004 D44 25v 22n C50 A06 Q33 4v7 500mW ZD11 68K R113 68K R11 ...

  • Yorkville Sound 3400 - page 16

    WC3 MC1 1 40CFM FAN 22n CSA C54 MC1 2 D47 7K5 R123 33v 500mW ZD15 27K R116 8 7 MC1 3 MC1 4 MC1 5 WC8 WC6 WC4 WC7 EY7 EY6 EY3 EY5 EY10 WC11 WC1 1K R124 D48 EY13 EY14 D37 D46 22n CSA C53 4n7 CSA C55 EY4 EY2 EY11 D41 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 # DESCRIPTION OF CHANGE VER# DATE MODEL(S):- D D D D D D D D D SEPT/28 ...

  • Yorkville Sound 3400 - page 17

    .020" .012" .008" .005" SHEAR SHEAR SHEAR SHEAR SHEAR SHEAR SHEAR SHEAR VCD .020" .012" .008" .005" .020" .012" .008" .005" SOLDERSIDE M1013-2.30 2.30 BLANK SIZE=12.600"X6.500" M1013- 2 OZ COPPER DRILL DETL M1013-2.30 TJH2 L1 #3822 C44 @C1 80V 330U C45 @C1 80V 330U C46 @C1 80V 33 ...

  • Yorkville Sound 3400 - page 18

    R27 2R2 GS Q6A @Q1 MTP2P50E D1 4148 D2 4148 D3 4148 J12 R79 1W 0.R47 D9 4148 C22 @C3 #5892 80V 6800U C23 @C3 #5892 80V 6800U C24 @C3 #5892 80V 6800U C25 @C3 #5892 80V 6800U C3 22U 10V TAB7 WC6 WC6 16AWG 5.5"BLK R5 249R R3 2R2 R4 2R2 R7 150R R15 150R R10 4K7 R8 15K R9 249R R19 249R R16 15K R14 39R R13 36K R6 10K0 R1 39R R17 249R R18 10K0 R2 68R ...

  • Yorkville Sound 3400 - page 19

    T es ting Repa ired Cir cuit Board Now th at you have rebui lt th e M1002 o r M1002A circuit board . It is just as important to properly power up the boar d. If the s inewa ve doe sn’t l ook r igh t chec k the si gnal a t test point (1 ) on M1 002 t o ensure that the volt age amplif ier on bo ard M1011 or M1011 A is n’t distor tin g the s ign a ...

  • Yorkville Sound 3400 - page 20

    YORKV ILLE SOUND AP3000 AND AP3400 SERVICE Quick Fix for M1002 and M1002A To speed up the s ervicing of the AP3000 or AP3400 on your bench, Yorkville Sound’s service department has d eveloped a method to replace the components most likely to fail when a M1002/A amplifier board requir es service. This Quick Fix kit contains the procedure, assembly ...

  • Yorkville Sound 3400 - page 21

    STEP 1. Locate the as sem bly drawin g for the ve rsio n num ber pr inte d on the M1002 or M10 02A circ uit b oard to be se rv iced. 2. Rem ove all of t he tran s is t ors co loure d RED o n the ass em bly draw ing. 3. Measure a nd rem ove any of the d iodes c oloure d BLU E on the assem bly drawin g tha t m a y be dam aged. Replace a 1N 4732A 1W 4 ...

  • Yorkville Sound 3400 - page 22

    5. Measure the resistor coloured GREEN. The measured value should measure within + or – 5% valu e listed in the t able below. Repl ace any res istor t hat measure d bey ond th e + or – 5% value list ed in the ta ble bel ow . Resistor Printed Corre ct Number Value Measured Value -5% +5% R10 4K7 2K25 2K3 2K35 6. Measure across the pair of test po ...

  • Yorkville Sound 3400 - page 23

    SHEAR SHEAR SHEAR SHEAR VCD SHEAR SHEAR SHEAR SHEAR SOLDERSIDE M1002-9.00 BLANK SIZE=14.750"X8.850" S GG S G S D G S D G G S R27 2R2 GS Q6A @Q1 MTP2P50E D1 4148 D2 4148 D3 4148 J12 R79 1W 0.R47 D9 4148 C22 @C3 #5892 80V 6800U C23 @C3 #5892 80V 6800U C24 @C3 #5892 80V 6800U C25 @C3 #5892 80V 6800U C3 22U 10V TAB7 WC6 WC6 16AWG 5.5"BLK ...

  • Yorkville Sound 3400 - page 24

    BL U RED BL U GR E Y Y ELLOW WH I TE YEL WHT RED FAN- BL K T-BRK BL K RED Y ELLOW BLU AC- W HI TE FAN- L1 WC 7 C44 C45 C46 C47 EY7 EY10 EY11 EY5 EY 1 2 WC8 TJ H 1 WC10 WC 4 WC3 EY13 WC 1 WC11 WC6 EY8 EY6 EY9 RV5 100K EY2 EY3 EY4 C55 4N7 250V EY14 C53 22N 250V C54 22N 250V RV6 100K #1 289 AP-3400C E XFM R WIRING NOV 13. 95 SHOW N WI RED FOR 23 0V ...

  • Yorkville Sound 3400 - page 25

    BL U RED BL U GR E Y Y ELLOW WH I TE YEL WHT RED FAN- BL K T-BRK BL K RED Y ELLOW BLU AC- W HI TE FAN- L1 WC 7 C44 C45 C46 C47 EY7 EY10 EY11 EY5 EY 1 2 WC8 TJ H 1 WC10 WC 4 WC3 EY13 WC 1 WC11 WC6 EY8 EY6 EY9 RV5 100K EY2 EY3 EY4 C55 4N7 250V EY14 C53 22N 250V C54 22N 250V RV6 100K #1 289 AP-3400C E XFM R WIRING NOV 13. 95 SHOW N WI RED FOR 24 5V ...

Manufacturer Yorkville Sound Category Stereo Amplifier

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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 Yorkville Sound 3400.

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A complete manual for the device Yorkville Sound 3400, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Yorkville Sound 3400 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Yorkville Sound 3400.

A complete Yorkville Sound manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

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2. Contents - index of all tips concerning the Yorkville Sound 3400, that we can find in the current document
3. Tips how to use the basic functions of the device Yorkville Sound 3400 - which should help us in our first steps of using Yorkville Sound 3400
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Yorkville Sound 3400
5. FAQ - Frequently Asked Questions
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