Pioneer GM-D7400M Service Manual
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Pioneer GM-D7400M Service Manual

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3 7 63 1515 0
CLASS D MONO AMPLIFIER
GM-D7400M
GM-D7400M
GM-D7400M
GM-D7400M
TE
L 13942296513
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For details, refer to "Important check points for good servicing".
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PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2007
http://www.xiaoyu163.com
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4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
http://www.xiaoyu163.com
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GM-D7400M/XS/UC
/XS/EW5
/XS/ES
/XU/CN5
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ORDER NO.
CRT4057
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K-ZZZ. DEC. 2007 Printed in Japan
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Summary of Contents for Pioneer GM-D7400M

  • Page 1 PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 2007 K-ZZZ.

  • Page 2: Safety Information

    This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer, birth defects or other reproductive harm. Health & Safety Code Section 25249.6 - Proposition 65 L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 3 To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be u163 installed before shipment. Please be sure to follow this method especially if it is specified in this manual. GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 4: Table Of Contents

    9. EXPLODED VIEWS AND PARTS LIST......................14 9.1 PACKING ..............................14 9.2 EXTERIOR............................... 16 10. SCHEMATIC DIAGRAM ..........................18 10.1 AMP UNIT(GUIDE PAGE) ........................18 11. PCB CONNECTION DIAGRAM........................24 11.1 AMP UNIT .............................. 24 12. ELECTRICAL PARTS LIST .......................... 28 L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 5: Service Precautions

    Compared with eutectic solders, lead-free solders have higher bond strengths but slower wetting times and higher melting temperatures (hard to melt/easy to harden). The following lead-free solders are available as service parts: Parts numbers of lead-free solder: GYP1006 1.0 in dia. GYP1007 0.6 in dia. GYP1008 0.3 in dia. u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 6: Specifications

    2. SPECIFICATIONS 3 7 63 1515 0 2.1 SPECIFICATIONS Backup current ......................3 mA or less L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 7: Panel Facilities

    2.2 PANEL FACILITIES 3 7 63 1515 0 L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 8: Connection Diagram

    2.3 CONNECTION DIAGRAM 3 7 63 1515 0 L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 9: Basic Items For Service

    Grease No. Grease No. Remarks Remarks Grease GEM1057 Applying to Heatsink Bond GEM1017 Applying to capacitors and inductors Bond GYL1006 Applying to thermistor * You can use GEM1017 even if the color is different from the original ones. u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 10: Block Diagram

    There is no information to be shown in this chapter. 5. DIAGNOSIS 5.1 CONNECTOR FUNCTION DESCRIPTION RCA INPUT JACK SPEAKER OUTPUT L 13942296513 POWER GROUND SYSTEM REMOTE CONTROL WIRE 6. SERVICE MODE There is no information to be shown in this chapter. u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 11: Disassembly

    Removing the Case (Fig.1) Remove the four screws and then remove the Case. Fig.1 Case Removing the AMP Unit (Fig.2) Remove the four screws. Remove the six screws and then remove the AMP Unit. L 13942296513 Fig.2 AMP Unit u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 12 6 pts : GEM1017 2 pts : GYL1006 L 13942296513 Press the thermistor against the transformer and apply an adhesive as the end of the thermistor touches the transformer. Adhesive Press 2 pts T601, L301 TH603, 604 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 13: Each Setting And Adjustment

    8. EACH SETTING AND ADJUSTMENT 3 7 63 1515 0 There is no information to be shown in this chapter. L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 14: Exploded Views And Parts List

    Screw adjacent to mark on the product are used for disassembly. For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions,apply as you think it appropriate.) 9.1 PACKING L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 15 Shaft YLP5003 12-4 Warranty Card See Contrast table(2) Shaft YLP5004 Polyethylene Bag See Contrast table(2) (2) CONTRAST TABLE GM-D7400M/XS/UC, GM-D7400M/XS/EW5, GM-D7400M/XS/ES and GM-D7400M/XU/CN5 are constructed the same except for the following: Mark Description D7400M/XS/UC D7400M/XS/EW5 D7400M/XS/ES D7400M/XU/CN5 Polyethylene Bag YEG5004...

  • Page 16: Exterior

    9.2 EXTERIOR 3 7 63 1515 0 L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 17 CTH1362 Holder CND2466 Terminal(CN103) VNF1084 > Fuse(25 A) CEK1329 Badge YAH5041 Terminal(CN301) VNF1084 (2) CONTRAST TABLE GM-D7400M/XS/UC, GM-D7400M/XS/EW5, GM-D7400M/XS/ES and GM-D7400M/XU/CN5 are constructed the same except for the following: Mark Description D7400M/XS/UC D7400M/XS/EW5 D7400M/XS/ES D7400M/XU/CN5 Panel YNB5041 YNB5039 YNB5039 YNB5039...

  • Page 18: Schematic Diagram

    3 7 63 1515 0 10.1 AMP UNIT(GUIDE PAGE) Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". Large size SCH diagram Guide page Detailed page -13.42 L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 19 Symbol indicates a capacitor. Code Practical value Code Practical value 12k ohms 0.01uF No differentiation is made between chip capacitors and 101/10 100uF/10V 10k ohms discrete capacitors. AMP UNIT -13.42 ±VH : ±84V -6.83 27.81 L 13942296513 EW5,ES,CN5 > > u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 20 3 7 63 1515 0 L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 21 3 7 63 1515 0 L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 22 3 7 63 1515 0 L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 23 3 7 63 1515 0 L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 24: Pcb Connection Diagram

    For further information for respective destinations, be sure to check with the schematic dia- gram. 2.Viewpoint of PCB diagrams Capacitor Connector SIDE A SIDE B Chip Part P.C.Board L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 25 3 7 63 1515 0 SIDE A L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 26 3 7 63 1515 0 AMP UNIT L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 27 3 7 63 1515 0 SIDE B L 13942296513 u163 GM-D7400M/XS/UC http://www.xiaoyu163.com...

  • Page 28: Electrical Parts List

    (A,70,66) Transistor 2SB1243 D 602 (B,97,82) Diode UDZS7R5(B) Q 606 (B,103,54) Transistor 2SC4081 D 603 (B,91,78) Diode 1SR154-400 Q 607 (B,106,54) Chip Transistor DTC114TUA D 604 (B,87,73) Diode 1SR154-400 Q 608 (B,112,38) Transistor 2SD1766 D 605 (B,62,77) Diode MA111 GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 29 (B,22,102) RS1/16S272J R 611 (A,67,61) RD1/4PU221J R 120 (B,26,99) RS1/16S182J R 612 (A,73,61) RD1/4PU152J R 121 (B,24,109) RS1/16S101J R 613 (B,88,66) RS1/16S223J R 122 (B,14,145) RS1/16S470J R 614 (B,83,66) RS1/16S223J R 123 (B,30,99) RS1/16S182J R 615 (B,81,66) RS1/16S223J GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 30 (B,30,155) RS1/16S103J C 321 (B,60,104) CKSRYB104K50 R 921 (A,177,162) RD1/4PU473J C 322 (B,71,99) CKSQYB104K50 R 922 (B,186,155) RS1/16S472J C 323 (B,39,153) CKSRYB474K16 C 324 (A,51,106) CFTNA103J2A R 923 (B,177,166) RS1/16S104J C 325 (A,48,101) CEAT100M2A R 924 (B,196,160) RS1/16S472J GM-D7400M/XS/UC http://www.xiaoyu163.com...
  • Page 31 (A,175,110) 3 300 µF/50 V CCH1813(P35) u163 C 642 (A,156,129) 3 300 µF/50 V CCH1813(P35) C 643 (A,175,129) 3 300 µF/50 V CCH1813(P35) C 644 (B,156,114) CKSRYB104K50 C 645 (B,182,113) CKSRYB104K50 C 646 (B,156,125) CKSRYB104K50 C 647 (B,182,125) CKSRYB104K50 GM-D7400M/XS/UC http://www.xiaoyu163.com...

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