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SAFETY INFORMATION
CAUTION
A
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.
If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so
and refer the repair to a qualified service technician.
WARNING
This product may contain a chemical known to the State of California to cause cancer, or birth defects or
other reproductive harm.
Health & Safety Code Section 25249.6 - Proposition 65
B
Where in a manufacturer's service documentation, for example in circuit diagrams or lists
of components, a symbol is used to indicate that a specific component shall be replaced only
by the component specified in that documentation for safety reasons, the following symbol shall
be used:
CONTENTS
SAFETY INFORMATION..................................................................................................................................... 2
C
1. SERVICE PRECAUTIONS ............................................................................................................................... 3
1.1 SAFETY PRECAUTIONS .......................................................................................................................... 3
1.2 NOTES ON DISASSEMBLY / ASSEMBLY................................................................................................. 3
1.3 NOTES ON REPLACING PARTS .............................................................................................................. 4
1.4 OTHERS .................................................................................................................................................... 5
2. SPECIFICATIONS ............................................................................................................................................ 5
2.1 SPECIFICATIONS...................................................................................................................................... 5
3. BASIC ITEMS FOR SERVICE.......................................................................................................................... 5
3.1 CHECK POINTS AFTER SERVICING....................................................................................................... 5
3.2 JIGS LIST .................................................................................................................................................. 5
4. BLOCK DIAGRAM............................................................................................................................................ 6
4.1 BLOCK DIAGRAM ..................................................................................................................................... 6
5. DIAGNOSIS...................................................................................................................................................... 7
5.1 TROUBLE SHOOTING .............................................................................................................................. 7
5.2 CONNECTOR FUNCTION DESCRIPTION ............................................................................................... 8
6. SERVICE MODE .............................................................................................................................................. 8
7. DISASSEMBLY................................................................................................................................................. 9
8. EACH SETTING AND ADJUSTMENT ........................................................................................................... 10
9. EXPLODED VIEWS AND PARTS LIST.......................................................................................................... 11
9.1 PACKING ................................................................................................................................................. 11
9.2 EXTERIOR............................................................................................................................................... 13
10. SCHEMATIC DIAGRAM ............................................................................................................................... 15
10.1 P.C.B TOTAL ASSY ................................................................................................................................ 15
E
11. PCB CONNECTION DIAGRAM ................................................................................................................... 16
11.1 P.C.B TOTAL ASSY ................................................................................................................................ 16
12. ELECTRICAL PARTS LIST .......................................................................................................................... 18
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GM-A6704/XEUC
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