Casio WK-3300 Service Manual
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Casio WK-3300 Service Manual

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WK-3300
JUL. 2006
WK-3300
ELECTRONIC KEYBOARD

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Summary of Contents for Casio WK-3300

  • Page 1 WK-3300 JUL. 2006 WK-3300 ELECTRONIC KEYBOARD...

  • Page 2: Table Of Contents

    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: Specifications

    Rhythm Patterns: 182 (internal, 16 user areas* Tempo: Variable (226 steps, = 30 to 255) Chords: 3 fingering methods (CASIO CHORD, FINGERED, FULL RANGE CHORD) Rhythm Controller: START/STOP, INTRO/ENDING 1 and 2, VARIATION/FILL-IN 1 and 2, SYNCHRO/ FILL-IN NEXT Accomp Volume:...
  • Page 4 Other Functions Pitch Bend Range: Adjustable (12 semitones upwards and downwards) Modulation: Equipped Transpose: 49 steps (–24 semitones to +24 semitones) Variable (A4 = approximately 440Hz ±100 cents) Tuning: LCD: Adjustable contrast SMF Player: Flash memory storage for up to 200 files* Supported Format: SMF0 Flash Memory...

  • Page 5: Block Diagram

    BLOCK DIAGRAM SUB PCB (M740-PSA2) Phones/Output LCD Controller AC ADAPTOR ML9040-B02GA (IC401) Assingnable Jack DC 12V CONSOLE PCB (M740-CNA3) CONT DB0 ~ DB7 LCD PCB (M734-LCD1M) Speakers Battery Power Amplifier IC205 D214 D201 LA4636 Power Supply Circuit Main Q201 ~ Q204, Volume IC201, D205, D206 CONSOLE PCB...

  • Page 6: Circuit Description

    CIRCUIT DESCRIPTION KEY MATRIX F#11 G#11 A#11 F#12 G#12 A#12 C#21 D#21 F#21 C#22 D#22 F#22 G#21 A#21 C#31 G#22 A#22 C#32 D#31 F#31 G#31 A#31 D#32 F#32 G#32 A#32 C#41 D#41 F#41 C#42 D#42 F#42 G#41 A#41 C#51 G#42 A#42 C#52 D#51...
  • Page 7 BUTTON MATRIX FI10 LAYER SPLIT AUTO HARMONIZE – DEMO SWI0 SWI1 SWI2 SWI3 SWI4 SWI5 SWI6 SWI7 SYNCRO/ ACCOMP INTRO/ INTRO/ VARIATION/ VARIATION/ SWC0 TOUCH MODE FILL-IN VOLUME ENDING 1 ENDING 2 FILL-IN 1 FILL-IN 2 PRESET NEXT REGISTRATION/SONG MEMORY TRACK SONG TEMPO START/...

  • Page 8: Printed Circuit Board

    PRINTED CIRCUIT BOARD MAIN PCB M740-MDA1 Top View Bottom View — 6 —...
  • Page 9 SUB PCB M740-PSA1 Top View SUB PCB M740-PSA2 Top View — 7 —...
  • Page 10 DISPLAY PCB M734-LCD1M Top View — 8 —...
  • Page 11 CONSOLE PCB M740-CNA1 CONSOLE PCB M740-CNA2 CONSOLE PCB M740-CNA3 CONSOLE PCB M740-CNA4 CONSOLE PCB M740-CNA5 CONSOLE PCB M740-CNA6 CONSOLE PCB M740-CNA7 — 9 —...
  • Page 12 KEYBORD PCB M764T-KY1M KEYBORD PCB M764T-KY2M — 10 —...

  • Page 13: Disassembly

    DISASSEMBLY I The Disassembly Procedure inscribed on this manual is exactly the same as that of WK-3200 since WK-3300 has the same frame as WK-3200. 1. Remove the battery cover and then the battery. 2. Remove 36 screws and then the upper case.
  • Page 14 4. Remove 5 screws, 5 connectors (JA, JB, JD, JE, JF) and then the PCB ASS'Y (MA1M). Connectors Connectors Screws 5. Remove 8 screws, 1 connector and then the LCD ASS'Y (LCD1M). Screws Connector Screws Note: Tighten the screws in the order from 1 to 8 when reassembling.
  • Page 15 6. Remove the volume knob, screws, connectors and then the CN1, CN2, CN3, CN4, CN5, CN6, CN7. Volume knob Screws Connector CN3M CN7M CN2M CN6M CN1M CN5M CN6M CN1M CN2M CN3M CN4M CN5M CN6M CN7M — 13 —...
  • Page 16 7. Remove 2 screws and then the Bender assy. Screws 8. Remove 29 screws and then the lower case. Note: Tighten the screw with the arrow mark in the figure first when reassembling. — 14 —...
  • Page 17 9. Remove 24 screws and then the PCB ASSY (KY1M, KY2M). 10.Remove the rubber keys. Projection 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. —...
  • Page 18 11.Remove 27 screws and then the white keys. Note: Pay attention to the positions of the screw holes when reassembling. 12.Remove the black keys. — 16 —...

  • Page 19: Diagnostic Program

    DIAGNOSTIC PROGRAM Initial Setup 1. Connect an AC adaptor. 2. Connect a Sustain pedal. 3. "Main" volume: MAX. 4. Insert the SD card. How to start diagnostic program 1. Press the “POWER” button while pressing the “Cursor key Up” and “Cursor key Down” buttons. 2.
  • Page 20 2. AC adaptor detection check. Message on LCD 1 Press “TONE” button. 1 ACJ ON 2 When the instrument detects that an AC adaptor is plugged in, an OK sound sounds. “ACJ OFF” appears and an NG sound sounds when the AC adaptor is not plugged (when batteries are used).
  • Page 21 1 Press “TEMPO ” button. 1 LED CHK 2 LEDs illuminate in the following order. MODULATION FULL RANGE CHORD FINGERED CASIO CHORD DATA ACCESS DRAWBAR ORGAN 1 LED END 12. LCD check 1 Press “TEMPO ” button. 2 Turn on all segments of the LCD.

  • Page 22: Exploded View

    EXPLODED VIEW 28 29 30 41-4 41-2 41-3 41-1 PSA1 PSA2 — 20 —...

  • Page 23: Parts List

    PARTS LIST WK-3300 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 without prior notice.
  • Page 24 Price Item Code No. Part Name Specification Overs Remarks Code Main PCB MA1M 10248134 PCB ASSY/MAIN TK-RJM507144*001 10197796 IC TA75S393F(TE85L.F) 10197802 IC TC74VHCT08AFT(EL.K 10198126 LSI CY62128DV30LL70ZAX 10241413 IC R1151N001C-TR-F 10197390 LSI LP62S2048AX70LLTFQ 10197555 IC TC7SZ14FU(TE85L.F) IC8,9,21,22 10200257 IC UPD914AGM-JED-A IC13 10197809 IC TC7WH123FU(TE12L.F IC15...
  • Page 25 P r i c e I t e m Code No. Part Name Specification O v e r s R Remarks Code Console PCB CN1M~CN7M CNA1~ 10248138 PCB ASSY/CNA TK-RJM507146*001 CNA7 10159709 LSI UPD65881GK-1019ETA IC301 Q301, 304, 10209017 TRANSISTOR KTA1267-GR-AT/P 10108141 DIODE 1SS133TP D305-322...
  • Page 26 P r i c e I t e m Code No. Part Name Specification O v e r s R Remarks Code Case Unit 10200667 COVER/BATTERY TK-M341288*003 10247812 PLATE/DISPLAY RJM502476-007V01 10247808 KNOB/RTR M341109-007V01 10232709 SPEAKER C12JA26 10228235 SPEAKER C05JH59 10197776 LCD TR4194N 10122917 PLATE/BACK LIGHT RJM502475-001V01...

  • Page 27: Schematic Diagrams

    SCHEMATIC DIAGRAMS MAIN PCB M740-MDA1 (1/2) — 25 —...
  • Page 28 MAIN PCB M740-MDA1 (2/2) — 26 —...
  • Page 29 SUB PCBs M740-PSA1/PSA2 — 27 —...
  • Page 30 CONSOLE PCB M740-CNA1 — 28 —...
  • Page 31 CONSOLE PCBs M740-CNA2/CNA3/CNA4/CNA5/CNA6/CNA7 — 29 —...
  • Page 32 DISPLAY PCB M734-LCD1M — 30 —...
  • Page 33 KEYBORD PCBs M764T-KY1M/KY2M — 31 —...
  • Page 34 CASIO COMPUTER CO.,LTD. Overseas Service Division 6-2, Hon-machi 1-Chome Shibuya-ku, Tokyo 151-8543, Japan...

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