Pioneer GM-D8704 Service Manual Download | Manualshive

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GM-D8704/XEVUC

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5. DIAGNOSIS

5.1 CONNECTOR FUNCTION DESCRIPTION

6. SERVICE MODE

Front

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GM-D8704/XEVUC, GM-DX874/XEVUC, GM-DX874/XEVEL5, GM-D8704/XEVES

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GM-D8704/XEVEW5

Rear

Front

Rear

There is not information to be shown in this chapter.

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Summary of Contents for GM-D8704

Page 1: ...0801 1760 U S A PIONEER EUROPE NV Haven 1087 Keetberglaan 1 9120 Melsele Belgium PIONEER ELECTRONICS ASIACENTRE PTE LTD 2 Jalan Kilang Barat 07 01 Singapore 159346 PIONEER CORPORATION 2019 GM D8704 XEVUC CRT6389 BRIDGEABLE FOUR CHANNEL POWER AMPLIFIER GM D8704 XEVUC GM DX874 XEVUC GM D8704 XEVEW5 GM DX874 XEVEL5 GM D8704 XEVES K ZZZ JAN 2019 ...

Page 2: ...ists 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 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 bee...

Page 3: ...tors during power on mode may damage the ICs inside the unit Please be sure to conduct line process to original status if you make assembling after repair Please be careful of not to apply static charge onto integrated circuits etc when you conduct repair work Especially please use soldering iron with its tip grounded Also please use a pair of tweezers with static charge protection capability if t...

Page 4: ...ust the height of the replaced parts to match the board and fix it with solder Apply silicon grease GEM1057 to the backside of it Notes on soldering For environmental protection lead free solder is used on the printed circuit boards mounted in this unit Be sure to use lead free solder and a soldering iron that can meet specifications for use with lead free solders for repairs accompanied by rework...

Page 5: ... be reappeared Audio and operations must be normal Confirm whether the customer complaint has been solved Item to be checked regarding audio Distortion Noise Volume too low Volume too high Volume fluctuating Sound interrupted 2 Audio and operations must be normal Check the output sound 3 No scratches or dirt on its appearance after receiving it for service Appearance check See the table below for ...

Page 6: ... C D E F 1 2 3 4 5 DIAGNOSIS 5 1 CONNECTOR FUNCTION DESCRIPTION 6 SERVICE MODE Front GM D8704 XEVUC GM DX874 XEVUC GM DX874 XEVEL5 GM D8704 XEVES GM D8704 XEVEW5 Rear Front Rear There is not information to be shown in this chapter ...

Page 7: ...shown is slightly different from this model in shape the disassembly procedure is the same Removing the Chassis Fig 1 1 2 3 Remove 5 pcs screw and remove BRACKET Remove a screw Remove 13 pcs screw and then remove the P C B Total Assy Fig 2 1 1 1 3 3 Removing the P C B Total Assy Fig 2 1 1 3 2 3 3 3 3 3 3 3 3 3 3 Chassis P C B Total Assy BRACKET BRACKET ...

Page 8: ...8 GM D8704 XEVUC 1 2 3 4 A B C D E F 1 2 3 4 8 EACH SETTING AND ADJUSTMENT GYL1006 Bonding Position There is not information to be shown in this chapter ...

Page 9: ...rt No 1 1 Owner s Manual See Contrast table 2 1 2 Owner s Manual See Contrast table 2 1 3 Owner s Manual See Contrast table 2 1 4 Owner s Manual See Contrast table 2 1 5 Owner s Manual See Contrast table 2 1 6 Owner s Manual See Contrast table 2 1 7 Owner s Manual See Contrast table 2 1 8 Owner s Manual See Contrast table 2 1 9 Owner s Manual See Contrast table 2 1 10 Owner s Manual See Contrast t...

Page 10: ...ed 1 10 Owner s Manual Not used Not used Not used 5707000013110V Not used 1 11 Owner s Manual Not used Not used Not used 5707000013120V Not used 1 12 Owner s Manual Not used Not used Not used 5707000013130V Not used 2 Warranty Card 5727000000581V 5727000000581V 5727000000590S 5727000000590S Not used 6 Bass Boost Remote Control Cord 5 m L308121040010S L308121040010S Not used L308121040010S L3081210...

Page 11: ...11 GM D8704 XEVUC 5 6 7 8 5 6 7 8 A B C D E F 9 2 EXTERIOR SECTION 10 A 22 23 21 24 25 1 3 6 6 6 7 5 10 10 10 11 14 19 20 20 20 15 15 13 8 12 10 10 10 10 9 4 2 ...

Page 12: ...oost Remote Control See Contrast table 2 22 Case See Contrast table 2 23 Chassis See Contrast table 2 24 Knob See Contrast table 2 25 Screw Tap Tite See Contrast table 2 Mark No Description Part No Mark No Description GM D8704 XEVUC GM DX874 XEVUC GM D8704 XEVEW5 GM DX874 XEVEL5 GM D8704 XEVES 1 Heat Sink Assy 7025CX1801115 7025CX1801117 7025CX1801115 7025CX1801117 7025CX1801115 5 P C B Total Assy...

Page 13: ...M C11 100 16V R16 3K9 R19 47K Q74 KTA1504Y R20 10K R21 10K R22 22K R25 2K2 C15 100N 50V R26 22K Q5 MMBT5551 R27 10K R28 4K7 R29 1K 3216 C16 10 50V R56 2K2 3216 L7 50uH CHASSIS_GND1 R35 22K Q93 KRC102S R36 22K Q72 KTA1504Y R37 NM R74 4K7 R43 4K7 C17 1UF 25V 2012 C20 100 25V R44 47K R51 4K7 C29 100N 50V D71 LBAS16HT1G C35 NM R52 47K R55 820 3216 R83 100K R84 47K Q1 MMBT5551 C37 10N 50V 2012 C38 NM C...

Page 14: ... further information for respective destinations be sure to check with the schematic dia gram 2 Viewpoint of PCB diagrams 11 PCB CONNECTION DIAGRAM SIDE A A A A P C B TOTAL ASSY FRONT POWER PROTECT INDICATOR B_FREQ B_GAIN RCA OUTPUT RCA INPUT A RCA INPUT B A_GAIN INPUT SELECT B_LPF HPF A_LPF HPF A_FREQ POWER SPEAKER OUTPUT GND S CONTROL FUSE1 30A FUSE1 30A BASS BOOST REMOTE GM D8704 XEVUC GM DX874...

Page 15: ...15 GM D8704 XEVUC 5 6 7 8 5 6 7 8 A B C D E F A A A P C B TOTAL ASSY SIDE B ...

Page 16: ...1458000050S IC 51 IC LINEAR OP J121458000050S IC 59 IC LINEAR OP A B D E J121217201010S IC 502 IC LINEAR OP J121458000050S IC 516 IC ANALOG J080209301010S Q 14 SEMI TR GE PNP 2SA J5001040D0210S Q 16 SEMI FET 2SN J544320502010S Q 17 SEMI FET 2SN J544320502010S Q 20 SEMI FET 2SN J544320502010S Q 21 SEMI FET 2SN J544320502010S Q 50 SEMI TR GE PNP 2SA J5001046Y0210S Q 51 SEMI TR GE NPN 2SD J5032026Y00...

Page 17: ...C 89 D041330087230S C 90 D02468306C060S C 91 D0414R7087230S C 95 D02468306C060S C 100 D02468306C060S C 114 D041330087230S C 118 D041330087230S C 121 D041470084230S C 122 D041220087230S C 134 D041220087230S Circuit Symbol and No Part No C 135 D041220087230S C 137 A B D E D041220087230S C 139 A B D E D041101083240S C 140 A B D E D041220087230S C 141 A B D E D02418406C060S C 142 D041470084230S C 145 ...

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