Casio CTK-810 Service Manual Download Page 2

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CONTENTS

Specifications ---------------------------------------------------------------------------------------------- 1

Block Diagram --------------------------------------------------------------------------------------------- 2

Circuit Description --------------------------------------------------------------------------------------- 3

Printed Circuit Boards ---------------------------------------------------------------------------------- 5

Disassembly ------------------------------------------------------------------------------------------------ 7

Diagnostic Program ------------------------------------------------------------------------------------ 12

Exploded View ------------------------------------------------------------------------------------------- 14

Parts List --------------------------------------------------------------------------------------------------- 15

Schematic Diagrams ----------------------------------------------------------------------------------- 18

Summary of Contents for CTK-810

Page 1: ...ELECTRONIC KEYBOARD without price CTK 810 APR 2007 CTK 810 Ver 1 May 2005 INDEX...

Page 2: ...CONTENTS Specifications 1 Block Diagram 2 Circuit Description 3 Printed Circuit Boards 5 Disassembly 7 Diagnostic Program 12 Exploded View 14 Parts List 15 Schematic Diagrams 18...

Page 3: ...tion Mode Recorder indicator Metronome On Off Beat Specification 0 2 to 6 Registration Memory Number of Setups 32 4 setups x 8 banks Recorder Number of Songs Two 1 Lesson Recording 1 Performance Recor...

Page 4: ...SI9 FI4 FI9 KC5 KC7 RAM 1Mbit IC10 CY62126EV30LL MAIN PCB M708 MDA1 ROUT LOUT MD0 MD15 SUB PCB M708 PSA1 R SPEAKERS L Main Volume CONSOLE PCB M708 CNA2 CONSOLE PCB M708 CNA1 Power Supply Circuit Q303...

Page 5: ...6 KC7 FI0 C21 C 21 D21 D 21 E21 F21 F 21 G21 SI0 C22 C 22 D22 D 22 E22 F22 F 22 G22 FI1 G 21 A21 A 21 B21 C31 C 31 D31 D 31 SI1 G 22 A22 A 22 B22 C32 C 32 D32 D 32 FI2 E31 F31 F 31 G31 G 31 A31 A 31 B...

Page 6: ...IN FF NORMAL FILL IN REW SWO2 3 STEP 1 5 SONG BANK 6 BANK TEMPO UP SWO3 METRONOME SPEAK 0 NORMAL TRANSEPOSE FUNCTION TEMPO DOWN STEP 3 SWO0 TRATION 4 REGISTRATION 2 YES 4 REGISTRATION 1 STORE SWO1 ST...

Page 7: ...5 PRINTED CIRCUIT BOARDS Main PCB M708 MDA1 Top View Bottom View Console PCB M708 CNA1...

Page 8: ...6 Keyboard PCB M708 KYA1 Keyboard PCB M708 KYA1 Sub PCB M708 PSA1...

Page 9: ...dering 4 Remove two connectors by soldering 5 Make the keyboard unit and the main unit apart Lead wires Precaution while assembling the main Connector 3 Number of pins on the PCB and pins on the cable...

Page 10: ...Remove five lead wires by soldering 12 Remove the PCB M708 PSA1 Connector CN4 Connector CN1 Connector CN306 Lead wires M708 PSA1 PCB To remove the console PCBs M708 CNA1 CNA2 13 Remove the volume knob...

Page 11: ...must be screwed on in a designated order When assembling be sure to tighten the screws in the order from 1 6 shown in the photo Failing to do so may cause display malfunctions To remove the speakers...

Page 12: ...10 To remove the key PCBs M709 KYA1 KYA2 18 Remove 21 screws and then the white keys 19 Remove the black keys...

Page 13: ...e assembling There are two types of rubber keys and they are different in length The longest rubber key must be installed at the right end 1 2 2 2 2 21 Remove the hooks and then Key PCB How to install...

Page 14: ...1 Press 0 button 00 Wait for confirmation sound 2 Slide switches or press buttons in the order from No 01 to No 2D BUTTON NO NOTE The button numbers are written in hexadecimal numerals 3 Press the LAY...

Page 15: ...in the center the tester hears the maximum test sound from the right speaker 8 LCD check 1 Press the STEP1 button All character of LCD turns on There is no lack of the dot and the character 9 Console...

Page 16: ...14 EXPLODED VIEW R 2 R 1 25 24 23 34 34 13 3 2 1 12 31 29 30 14 16 19 20 18 17 27 22 21 26 5 37 R 2 R 3 15 32 33 28 8 10 9 4 11 6 7 35 36 39 38...

Page 17: ...our spare parts department if you need these parts for refurbish 1 Prices and specifications are subject to change without prior notice 2 As for spare parts order and supply refer to the GUIDEBOOK for...

Page 18: ...A1 TK RJM507856 001 1 1 1 1 BQ B IC301 10206337 IC LA4635A E 1 1 1 1 AN C IC302 10206677 IC NJM2068D D 1 1 1 1 AH C J301 10209462 JACK DJ 0702O 015 1 1 1 1 AA C J303 10206815 CONNECTOR JY 6314 01 030...

Page 19: ...N 23 10270404 RUBBER KEY F RJM507687 001V01 1 1 1 1 AA C N 24 10270405 RUBBER KEY G RJM507688 001V01 1 1 1 1 AG C N 25 10270406 RUBBER KEY H RJM507697 001V01 1 1 1 1 AG C N 26 10270407 RUBBER KEY J R...

Page 20: ...18 SCHEMATIC DIAGRAMS Main PCB M708 MDA1...

Page 21: ...19 Sub PCB M708 PSA1...

Page 22: ...20 Console PCBs M708 CNA1 CNA2...

Page 23: ...21 Keyboard PCBs M708 KYA1 KYA2...

Page 24: ...CASIO COMPUTER CO LTD Overseas Service Division 6 2 Hon machi 1 Chome Shibuya ku Tokyo 151 8543 Japan...

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