Casio EG-5 Service Manual
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Casio EG-5 Service Manual

Electric guitar
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(without price)
EG-5
ELECTRIC GUITAR
INDEX

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Summary of Contents for Casio EG-5

  • Page 1 (without price) EG-5 ELECTRIC GUITAR INDEX...

  • Page 2: Table Of Contents

    Inner; Die cast aluminum Outer; High impact PS resin Neck: Hard maple Pickup: CASIO original Guitar controls: Main Volume, Guitar Mix, Guitar Volume, Distortion ON/OFF, Distortion Drive Tape recorder: Recording system: Stereo Playback system: Stereo (monaural speaker and monaural guitar output)

  • Page 3: Block Diagrams

    Filter HOT1 Guitar Volume IC53 Guitar MIX Distortion Mixer Pickup Changeover Cancel IC53 T54, T55 VR52 VR11 HOT2 Distortion Circuit VR13 Distortion VR51 Button Distortion Volume Flip-Flop T51, T52 GUITAR-R TAPE-R Mixer R T41, L41 Bias Circuit Cassette Mechanism AUX-R IC42 BIAS Mute...
  • Page 4 Headphone Amp. Phone Output LA4525 IC21 Main Volume VR53 RVOUT Power Amp. Mixer LA4127 IC13 LVOUT IC12 Speaker Mute Guitar Output VC 9 V VCC 9 V DC IN 9V Power Supply Circuit Power Switch D22, T24 Distortion Volume VR51 <...

  • Page 5: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS Note: EG-5 has a detachable neck. So do not loosen the four black screws attaching the neck to the body at usual repairs. Only when replacing the neck, remove the screws. Black Screws < Figure 1 > To open the lower body 1.

  • Page 6: Tuning

    TUNING Most guitar players tune their guitar by themselves as they like. Do not adjust tunings of a customer’s guitar at usual repairs, because the tunings may be re-adjusted by a customer. Only after replacing the neck, the bridge or the pickup, adjust a certain tuning item shown in the following table.

  • Page 7: Adjustment

    3. By turning the adjustment screw slowly, adjust for amplitude of both channels at maximum and adjust for the waveforms in the same phase reading on the oscilloscope. 8-ohm Dummy Load Phone Jack R-ch Ch 1 EG-5 Oscilloscope L-ch Ch 2 8-ohm Dummy Load < Figure 2 >...

  • Page 8: Circuit Description

    CIRCUIT DESCRIPTION Pickup The pickup is a humbacking pickup, which consists of the two coils connected in series opposition. Each coil has the same turns but it has the opposite polarity of the core to the other one. Noise Noise Noise Output2 Output1...

  • Page 9: Wiring Diagram

    MA3M PV-BL PV-BL PV-W PV-W HOT1 PU-B JC-5 JC-5 Pickup HOT2 PU-W JC-4 JC-4 SHIELD PU-BK JC-3 JC-3 MIXOUT JC-2 JC-2 JC-1 JC-1 Cassette Mech MA2M MA1M PH-BR GND/BIAS JF-6 JF-6 L-CH PH-R JF-5 JF-5 R-CH PH-O JF-4 JF-4 JB-7 JB-7 PH-BK JF-3...

  • Page 10: Schematic Diagrams

    SCHEMATIC DIAGRAMS AMP PCB JCM370-MA1M — 10 —...
  • Page 11 I/O PCB JCM370-MA2M, MA3M — 11 —...
  • Page 12 CASSETTE PCB JCM370-MA4M — 12 —...
  • Page 13 CONSOLE PCB JCM370-CN1M — 13 —...

  • Page 14: Exploded View

    EXPLODED VIEW 13 14 20-1 S-11 S-10 22-2 22-1 22-3 — 14 —...

  • Page 15: Parts List

    PARTS LIST EG-5 Notes: Prices and specifications are subject to change with- out prior notice. As for spare parts order and supply, refer to the "GUIDEBOOK for Spare parts Supply", published seperately. The numbers in item column correspond to the same...

  • Page 16: Specifications

    ELECTRICAL PARTS LIST FOB Japan Item Code No. Part Name Specification N.R. Yen Unit Price PCB ASS'Y M370-MA123M 6922 9140 PCB Ass'y M370-MA123M M140005*1 2390 0371 Diode DSK10B-BT-T 2310 7813 Zener Diode RD10ESB3-T1-T 2360 2408 Zener Diode RD3.0ESB1-T1-T IC11, IC12 2114 1799 M5218APR IC13...
  • Page 17 MECHANICAL PARTS LIST FOB Japan Item Code No. Parts Name Specification N.R.Yen Unit Price 3719 4403 Ribbon Cable M370D DF5H04110-3535M 6923 1071 Shield Cable M370 M440021A*1 6922 8911 Neck Ass'y M240006A*1 0009 9175 Bullit-Shaped Nut HOUDAN-M5 5860 8736 Tuning Peg 1DC41-07M-L 0009 9171 String Guide RG130Ni...
  • Page 18 FOB Japan Item Code No. Parts Name Specification N.R.Yen Unit Price 1015 0007 Demo Tape SO-91 3613 1393 Hexagon Key 4mm 4X70X25 6913 5900 Hexagon Key 1.5mm M410113-1 Notes: N – New parts M – Minimum order/supply quantity R – Rank —...
  • Page 19 8-11-10, Nishi-Shinjuku Shinjuku-ku, Tokyo 160, Japan Sep, 1995 Telephone: 03-3347-4926...

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