SAFETY INFORMATION CAUTION This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty.
1. SERVICE PRECAUTIONS 1.1 SAFETY PRECAUTIONS You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and should keep the safety during servicing by following the safety instructions described in this manual. The BRACKET becomes hot areas. Be careful not to burn yourself. BRACKET BRACKET 1.2 NOTES ON DISASSEMBLY / ASSEMBLY...
Put the board on a block-shaped table. Put the paper between the board and the base, and outlines these parts on it. Set the replacing parts to fit this line. Adjust the height of the replaced parts to match the board and fix it with solder.
2. SPECIFICATIONS 2.1 SPECIFICATIONS For all items except the backup current, refer to the Owner's Manual. Backup current......1 mA or less 3. BASIC ITEMS FOR SERVICE 3.1 CHECK POINTS AFTER SERVICING To keep the product quality after servicing, please confirm following check points. Procedures Item to be confirmed Confirm whether the customer complaint has...
5. DIAGNOSIS 5.1 CONNECTOR FUNCTION DESCRIPTION Front Rear 6. SERVICE MODE There is not information to be shown in this chapter. 7. DISASSEMBLY Note: While the photograph shown is slightly different from this model in shape, the disassembly procedure is the same. - Removing the Chassis (Fig.
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- Removing the P.C.B Total Assy (Fig. 2 and Fig.3) BRACKET Remove 9 pcs screw and remove BRACKET. Fig. 2 BRACKET Remove a screw. Remove 12 pcs screw and remove the P.C.B Total Assy. P.C.B Total Assy Fig. 3 GM-D8701/XEVUC...
9. EXPLODED VIEWS AND PARTS LIST OTES : Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List. The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.
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(2) CONTRAST TABLE GM-D8701/XEVUC, GM-DX871/XEVUC, GM-D8701/XEVEW5 and GM-D8701/XEVES are constructed the same except for the following: Mark Description GM-D8701/XEVUC GM-DX871/XEVUC GM-D8701/XEVEW5 GM-D8701/XEVES Owner's Manual 5707000012760V 5707000012760V Not used Not used Owner's Manual 5707000012770V 5707000012770V Not used Not used Owner's Manual...
10. SCHEMATIC DIAGRAM P.C.B TOTAL ASSY NOTE : Symbol indicates a resistor. Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". No differentiation is made between chip resistors and discrete resistors. LPF 40Hz - 240Hz FREQ Symbol indicates a capacitor.
11.PCB CONNECTION DIAGRAM Connector Capacitor NOTE FOR PCB DIAGRAMS 1.The parts mounted on this PCB P.C.B TOTAL ASSY SIDE A include all necessary parts for SIDE A several destination. For further information for respective destinations, be sure to check with the schematic dia- SIDE B gram.
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Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. D 43 D,SCHOTTKY K120012020010S D 44 D,SCHOTTKY K120012020010S CN,WIRE 1P L045084006040S D 45 D,SCHOTTKY K120012020010S CN,WIRE 1P L045084006040S D 46 D,FAST RECOVERY K050010200040S CN,WIRE 1P L045084006040S CN,WIRE 1P L045050300010S D 60 D,SWITCHING CHIP...
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Circuit Symbol and No. Part No. C 61 D041102088230S C 62 D041102088230S C 63 D041102088230S C 64 D041102088230S C 65 D041102088230S C 66 D041102088230S C 75 D041471085230S C 77 D041470085230S C 85 D041101084230S C 575 D02410506H060S C 577 D02410606H060S C 579 D02410606H060S C 502 D041470085230S...