Casio WK-3700 Service Manual Download Page 33

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CASIO COMPUTER CO.,LTD.

Overseas Service Division

6-2, Hon-machi 1-Chome

Shibuya-ku, Tokyo 151-8543, Japan

Summary of Contents for WK-3700

Page 1: ...ELECTRONIC KEYBOARD WK 3700 MAY 2005 WK 3700...

Page 2: ...CONTENTS Specifications 1 Block Diagram 3 Circuit Description 4 Printed Circuit Board 6 Disassembly 11 Diagnostic Program 17 Exploded View 20 Parts List 21 Schematic Diagrams 25...

Page 3: ...ods Real time step Memory Capacity Approximately 10 000 notes total for 5 songs Edit Function Equipped Demo Tunes 3 Synthesizer Function Parameters Attack time release time resonance cutoff frequency...

Page 4: ...ge 1 5V RMS MAX Power Supply Terminal 12V DC Power Supply Dual power supply system Batteries 6 D size batteries Battery Life Approximately 4 hours continuous operation on alkaline batteries AC Adaptor...

Page 5: ...5 FLASH ROM 32MBit IC2 LH28F320BFHPBTL70 RAM 2Mbit IC6 LP62S2048X 70LLT Q ROM 128Mbit IC36 MR27V12800J137TN3D IC17 TC74LCX245FT FDD Controller IC21 ML6757GA 115 Keyboard IN OUT LCD Controller ML9040 B...

Page 6: ...42 A 42 B42 C52 C 52 D52 FI6 D 51 E51 F51 F 51 G51 G 51 A51 A 51 SI6 D 52 E52 F52 F 52 G52 G 52 A52 A 52 FI7 B51 C61 C 61 D61 D 61 E61 F61 F 61 SI7 B52 C62 C 62 D62 D 62 E62 F62 F 62 FI8 G61 G 61 A61...

Page 7: ...2 CH11 CH14 CH7 EXIT SWI2 MODE START STOP TEMPO UP CH3 TONE EDIT 1 FEET DOWN PIANO SETTING SWI3 INTRO ENDING 1 BANK CH9 CH4 EFFECT EDIT STORE DRAWBER SWI0 ACCOMP VOLUME SEQ STRAGE CH1 SETTING SYNTH T...

Page 8: ...6 PRINTED CIRCUIT BOARD MAIN PCB M737 MD1 Top View Bottom View...

Page 9: ...7 SUB PCB M734 MA2M Top View Top View SUB PCB M734 MA3M...

Page 10: ...8 DISPLAY PCB M734 LCD1M Top View...

Page 11: ...9 CONSOLE PCB M734 CN1M CONSOLE PCB M734 CN4M CONSOLE PCB M734 CN3M CONSOLE PCB M734 CN2M CONSOLE PCB M734 CN5M CONSOLE PCB M734 CN6M CONSOLE PCB M734 CN7M...

Page 12: ...10 KEYBORD PCB JCM764T KY1M KEYBORD PCB JCM764T KY2M...

Page 13: ...the upper case 3 Remove 4 screws 8 speaker cords 2 battery cords 1cord PM 5 connectors JD JG2 JH JK JJ and then the PCB ASS Y MA2M Speaker cords O Speaker cords W Battery cord R Battery cord B Screw C...

Page 14: ...A JB JD JE JF and then the PCB ASS Y MA1M Screws Connectors Connectors 5 Remove 8 screws 1 connector and then the LCD ASS Y LCD1M Note Tighten the screws in the order from 1 to 8 when reassembling Scr...

Page 15: ...13 Connector CN1M 6 Remove the volume knob screws connectors and then the CN1 CN2 CN3 CN4 CN5 CN6 CN7 Screws Volume knob CN2M CN5M CN4M CN3M CN6M CN7M CN1M CN2M CN6M CN5M CN6M CN3M CN7M...

Page 16: ...14 8 Remove 29 screws and then the lower case 7 Remove 2 screws and then the Bender assy Screws Note Tighten the screw with the arrow mark in the figure first when reassembling...

Page 17: ...on Note Pay attention to the positions of the rubber keys as one of them has a different length Match the projections of the rubber keys with the holes of the lower case when reassembling 9 Remove 24...

Page 18: ...16 11 Remove 27 screws and then the white keys 12 Remove the black keys Note Pay attention to the positions of the screw holes when reassembling...

Page 19: ...a CH 15 b CH 16 c DSP CH d DRAWBAR ORGAN e TONE f RHYTHM g DSP h PIANO SETTING i Cursor key Up j Cursor key Right k Cursor key Down 1 MODULATION 2 MODE 3 ONE TOUCH PRESET 4 DISK CARD 5 ACCOMP VOLUME...

Page 20: ...must be audible 4 Low Voltage detection check 1 Press DRAWBAR ORGAN button 2 OK sound must be audible 5 MIDI IN OUT check If there is no MIDI cable this check can be skipped 1 Connect MIDI IN and MIDI...

Page 21: ...s turn in order There no lack of dots and characters 14 Card check If no smart media card this check can be skipped 1 Press button Err NO CARD appears and an NG sound sounds when no card is inserted 1...

Page 22: ...IEW 23 31 1 31 2 45 32 32 43 42 34 35 36 38 39 33 37 41 40 44 5 25 25 21 47 18 49 48 49 20 19 16 53 50 54 13 12 15 17 24 24 22 46 3 6 2 10 28 27 1 29 7 8 4 26 10 1 10 2 MA2M MA3M 30 47 4 47 2 47 3 47...

Page 23: ...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 24: ...6 TRANSISTOR 2SB1181TLR 1 AC C Q7 9 10154941 TRANSISTOR KTA2014GR RTK 2 AA C N D1 10199220 DIODE HZU4 3B2TRF E 1 AB C D2 23902058 DIODE 1SR154 400TE25 1 AA C D5 10 23901820 DIODE 1SS355TE 17 6 AA C N...

Page 25: ...C CN2M J301 36120665 JACK PHONE JYB21 5006 1 AG C CN3M D325 10126405 LED SDPB3DD0A100DEFGHI 2 AH C CN4M D324 10126405 LED SDPB3DD0A100DEFGHI 2 AH C CN5M D328 329 10123006 LED 1154GD B5 4 5 90 1 AD C C...

Page 26: ...AV C 40 10123043 RUBBER KEY J RJM502525 001V01 1 AA C N 41 10197785 RUBBER KEY K RJM502526 004V01 1 AD C N 42 10197786 RUBBER KEY L RJM502527 004V01 1 AF C N 43 10197787 RUBBER KEY M RJM502870 004V01...

Page 27: ...25 SCHEMATIC DIAGRAMS MAIN PCB M737 MD1...

Page 28: ...26 NOT USED NOT USED SUB PCBs M734 MA2M MA3M...

Page 29: ...27 DISPLAY PCB M734 LCD1M...

Page 30: ...28 CONSOLE PCB M734 CN1M...

Page 31: ...29 CONSOLE PCBs M734 CN2M CN3M CN4M CN5M CN6M CN7M CN8M CN9M...

Page 32: ...30 KEYBORD PCBs JCM764T KY1M KY2M...

Page 33: ...CASIO COMPUTER CO LTD Overseas Service Division 6 2 Hon machi 1 Chome Shibuya ku Tokyo 151 8543 Japan...

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