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Manual Casio casio electronic keyboard

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Summary
  • Casio casio electronic keyboard - page 1

    ELECTRONIC KEYBOARD CTK-431 CTK-431 MIDI 100 SONG BANK KEYBOARD MUSICAL INFORMATION SYSTEM SONG BANK CONTROLLER POWER/MODE ON OFF FINGERED MAIN VOLUME SYNCHRO/ FILL-IN START/ STOP TEMPO CHORD BOOK ACCOMP VOLUME CASIO CHORD NORMAL M 01234 56789 m 7 M7 dim TONE RHYTHM SONG BANK STATUS MAIN VOLUME TEMPO aug sus4 -5 add9 CLEAR RHYTHM TRANSPOSE/ TUNE/MI ...

  • Casio casio electronic keyboard - page 2

    CONTENTS Specifications ................................................................................................................................... 1 Block Diagram .................................................................................................................................. 2 Circuit Description ......................... ...

  • Casio casio electronic keyboard - page 3

    — 1 — SPECIFICA TIONS GENERAL Keyboard: 49 standard-size keys, 4 octaves Tones: 100 Polyphony: 12 notes maximum (6 for certain tones) Auto accompaniment Rhythm patterns: 100 Tempo: Variable (236 steps, = 20 to 255) Chords: 2 fingering methods (CASIO CHORD, FINGERED) Rhythm controller: START/STOP, SYNCHRO/FILL-IN Accomp volume: 0 to 9 (10 steps) ...

  • Casio casio electronic keyboard - page 4

    — 2 — BLOCK DIAGRAM CPU MSM 6755C-17 LSI1 Keyboard Buttons LCD LCD Driver KS0066U-10B LSI3 Reset IC IC1 Oscillator X1, Q1 Power Supply Circuit Q101 ~ Q103, D104 Power Amp. LA4598 IC101 Filter Q105 Speaker (L) Speaker (R) Phones/Output VC AVDD VCC DVDD APO MD0 ~ MD7 MA0 ~ MA17 DC + 9 V IN DB4 ~ DB7 COM1 ~ COM16 SEG1 ~ SEG40 RS R/W E KO8 ~ KO12 K ...

  • Casio casio electronic keyboard - page 5

    — 3 — KI0 KI1 KI2 KI3 KI4 KI5 KI6 KO0 C2 G#2 E3 C4 G#4 E5 C6 KO1 C#2 A2 F3 C#4 A4 F5 KO2 D2 A#2 F#3 D4 A#4 F#5 KO3 D#2 B2 G3 D#4 B4 G5 KO4 E2 C3 G#3 E4 C5 G#5 KO5 F2 C#3 A3 F4 C#5 A5 KO6 F#2 D3 A#3 F#4 D5 A#5 KO7 G2 D#3 B3 G4 D#5 B5 KO8 —+ 0 Tempo Tempo Volume Volume Down Up Down Up KO9 32 1 Start/ Synchro/ Chord Accomp Stop Fill-in Book Volu ...

  • Casio casio electronic keyboard - page 6

    — 4 — CPU (LSI1: MSM6755C-17) The CPU reads sound data from the ROM in accordance with the pressed key and the selected tone; the CPU can read rhythm data simultaneously when a rhythm pattern is selected. Then it provides the left and the right channels’ waveforms separately, by converting the data into the waveforms with two built-in DACs. T ...

  • Casio casio electronic keyboard - page 7

    — 5 — Pin No. Terminal In/Out Function 74 ~ 77 DB4 ~ DB7 Out Data bus for the LCD driver 78 NC9 — Not used 79 LVCC In +5 V source 80 ~ 84 KO8 ~ KO12 Out Terminals for button scan signal 85 ~ 87 P65 ~ P67 — Not used 88 RS Out Control signal for the LCD driver 89 R/W Out Read/Write signal for the LCD driver 90 E Out Chip enable signal for the ...

  • Casio casio electronic keyboard - page 8

    — 6 — FILTER BLOCK Since the sound signals from the CPU is stepped waveforms, the filter block is added to smooth the waveforms. POWER AMPLIFIER (IC101: LA4598) The power amplifier is a two-channel amplifier with standby switch. The following table shows the pin function of IC101. Pin No. Terminal In/Out Function 1 Power GND In Ground (0 V) sou ...

  • Casio casio electronic keyboard - page 9

    — 7 — Item Measuring Instrument Vop voltage setting Voltmeter 3) Equipment connection/Procedure Vop voltage setting Input Connection Input Point Input Signal Adjust Output Connection Output Point Adjust for VR1 Voltmeter TP1 Adjust for 4.1 ~ 4.0 V reading on voltmeter under the temparature 20 ~ 25 ° C. Make fine adjustment ac- cording to the f ...

  • Casio casio electronic keyboard - page 10

    — 8 — MAJOR W A VEFORMS 1 Clock pulse MSM6755C-17 pin 32 1 2 +5 V source DVDD JB connector pin 4 3 APO signal JB connector pin 8 2 3 4 Button scan signal KO6 JA connector pin 14 5 Button scan signal KO7 JA connector pin 15 4 5 6 LCD common signal COM9 KS0066U-10B pin 55 7 LCD common signal COM10 KS0066U-10B pin 56 6 7 ...

  • Casio casio electronic keyboard - page 11

    — 9 — 3 2 7 6 4 5 1 Top View PRINTED CIRCUIT BOARDS Main PCB JCM444-MA1M Bottom View ...

  • Casio casio electronic keyboard - page 12

    — 10 — SCHEMA TIC DIAGRAMS Main PCB JCM444-MA1M 1 5 4 2 3 7 6 ...

  • Casio casio electronic keyboard - page 13

    — 11 — Sub PCBs JCM444-MA2M/MA3M ...

  • Casio casio electronic keyboard - page 14

    — 12 — Keyboard PCBs JCM4911K-KY1M/KY2M ...

  • Casio casio electronic keyboard - page 15

    — 13 — LCD Segment Common COM7 COM6 COM5 COM4 COM3 COM2 COM1 SEG2 COM11 COM12 SEG39 SEG40 COM10 COM9 COM14 COM15 COM16 SEG11 NC NC NC COM16 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG21 SEG22 SEG23 SEG24 SEG25 SEG26 SEG27 SEG28 SEG29 SEG30 SEG31 SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 SEG40 SEG1 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG1 ...

  • Casio casio electronic keyboard - page 16

    — 14 — EXPLODED VIEW 18 17 19 22 6 R-1 5 12 7 10 9 11 13 14 15 16 8 1 2 23 4 21 20 4 R-3 R-5 3 R-4 R-2 ...

  • Casio casio electronic keyboard - page 17

    — 15 — Notes: This parts list does not include the cosmetic parts, which parts are marked with item No. "R-X" in the exploded view. Contact our spare parts department if you need these parts for refurbish. 1. Prices and specifications are subject to change with- out prior notice. 2 . As for spare parts order and supply, refer to the & ...

  • Casio casio electronic keyboard - page 18

    — 16 — Item Code No. Par t Name Specification Q R Main PCB 1 6926 7070 PCB/ASSY (MA1M) M240832*1 1 B LSI1 2012 5603 LSI/MC (CPU) MSM6755B-17 1 A LSI2 2012 5611 LSI/MASK-ROM UM23C2101M-7384/Q 1 A LSI3 2012 5935 LSI/LCD DRIVER KS0066U-10B 1 A IC 1 2012 1883 IC/MOS (RESET IC) RN5VD40AA-TR 2 B Q1,Q2 2252 1239 TRANSISTOR 2SC4081T106Q 1 B Q3 2250 116 ...

  • Casio casio electronic keyboard - page 19

    CASIO TECHNO CO.,LTD. Overseas Service Division Nishi-Shinjuku Kimuraya Bldg. 1F 5-25, Nishi-Shinjuku 7-Chome Shinjuku-ku, Tokyo 160-0023, Japan ...

Manufacturer Casio Category Electronic Keyboard

Documents that we receive from a manufacturer of a Casio casio electronic keyboard can be divided into several groups. They are, among others:
- Casio technical drawings
- casio electronic keyboard manuals
- Casio product data sheets
- information booklets
- or energy labels Casio casio electronic keyboard
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 Casio casio electronic keyboard.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Casio casio electronic keyboard, service manual, brief instructions and user manuals Casio casio electronic keyboard. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Casio casio electronic keyboard.

Similar manuals

A complete manual for the device Casio casio electronic keyboard, 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 Casio casio electronic keyboard by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Casio casio electronic keyboard.

A complete Casio 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.

1. Preface and tips on how to use the manual Casio casio electronic keyboard - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Casio casio electronic keyboard, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Casio casio electronic keyboard, that we can find in the current document
3. Tips how to use the basic functions of the device Casio casio electronic keyboard - which should help us in our first steps of using Casio casio electronic keyboard
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Casio casio electronic keyboard
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Casio casio electronic keyboard in a specific country, if it was not possible to solve the problem on our own.

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