Pioneer X-HM51-s Service Manual
Pioneer X-HM51-s Service Manual

Pioneer X-HM51-s Service Manual

Cd receiver system
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CD Receiver System
X-HM51-K
X-HM51-S
X-HM51DAB-K
CD Receiver
XC-HM51-K,-S
XC-HM51DAB-K
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
X-HM51-K
SYXE8
X-HM51-S
SYXE8
X-HM51DAB-K
VXE8
X-HM51-S
AXQ5
XC-HM51-K
SYXE8
XC-HM51-S
SYXE8
XC-HM51DAB-K
VXE8
This service manual should be used together with the following manual(s).
Model No.
X-HM21-K/SYXE8
For SPECIFICATIONS and PANEL FACILITIES, refer to the operating instructions.
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
Power Requirement
AC 220 V to 240 V
AC 220 V to 240 V
AC 220 V to 240 V
AC 220 V to 230 V
AC 220 V to 240 V
AC 220 V to 240 V
AC 220 V to 240 V
Order No.
RRV4394
1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan
2013
X-HM51-K
Serial No.
&&&&######YY
&&&&######YY
&&&&######GB
&&&&######CN
&&&&######YY
&&&&######YY
&&&&######GB
Remarks
K-ZZZ MAY
ORDER NO.
RRV4458
Remarks
YY:Europe
YY:Europe
GB:U.K
CN : China
YY:Europe
YY:Europe
GB:U.K
2013 Printed in Japan

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  • Page 1 PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, 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...
  • Page 2: Contrast Of Miscellaneous Parts

    Ex.2 When there are 3 effective digits (such as in high precision metal film resistors). 562 x 10 5621 RN1/4PC CONTRAST TABLE X-HM51 X-HM21-K/SYXE8, X-HM51-K/SYXE8, X-HM51-S/SYXE8, X-HM51DAB-K/VXE8 and X-HM51-S/AXQ5 are constructed the same except for the following: Symbol and X-HM21-K X-HM51-K X-HM51-S...
  • Page 3 Symbol and X-HM21-K X-HM51-K X-HM51-S X-HM51DAB-K X-HM51-S Mark Remarks Description /SYXE8 /SYXE8 /SYXE8 /VXE8 /AXQ5 P41-10 Front Panel Assy ABN200120-0004 ABN200138-0001 ABN200138-0003 ABN200138-0002 ABN200138-0003 P41-11 CD Door BPD200102-0001 BPD200102-0001 BPD200102-0002 BPD200102-0001 BPD200102-0002 P41-12 Loader Bracket L BPH200116-0001 BPH200116-1002 BPH200116-1002 BPH200116-1002 BPH200116-1002...
  • Page 4 Notes : The numbers in the remarks column correspond to the numbers on the “EXPLODED VIEWS”. EXPLODED VIEWS EXTERIOR SECTION [Caution When Repairing the Foot] When repair this product, it can be opened directly and need not take down the fixed screws in the unit bottom plastic feet. Please don't change these screws. X-HM51-K...
  • Page 5: Troubleshooting

    Change MAIN PCB due to problem on U301 System This pin is an active-low Reset Ucom to the device. Change MAIN PCB due to any problem. Does POWER PCB correctly output all voltage? Change POWER PCB due to any problem. X-HM51-K...
  • Page 6 MAIN PCB which are 350 to 384kHz. ---CP(6) Is AMP Reset signal OK? High Check pin16 on U403. Replace MAIN PCB due to defective U403. This pin is an active-low Reset to the device. Replace MAIN PCB due to defective U301 SYSTEM U-COM, or so. X-HM51-K...
  • Page 7 Waveform(2): U403 pin 11 Waveform(3): U403 pin 23 Waveform(4): U403 pin 22 Waveform(5): U403 pin 24 Waveform(6): U403 pin42, 43, 46 and 47 X-HM51-K...
  • Page 8 If +A5V is defect, defective U505 could be causing problem. Check pin 3 on U100 for +A5V. ---CP(10) Replace MAIN PCB due to defective U702, MPEG/CD SERVO, or so. Waveform(7): U101 pin3 and 13 Waveform(8): U100 pin9 *Connected 1kHz audio X-HM51-K...
  • Page 9 MPEG/CD SERVO, or so. Waveform(9): CN601 pin2 (Ch1) and 3 (Ch2) Waveform(10): U603 pin 3 (Ch1) and 9 (Ch2) Waveform(11): UA700 pin 2 (Ch1) and 6 (Ch2) *Signal appears during iPod authentication, provoked by connecting device and so on. X-HM51-K...
  • Page 10 Check pin 86 on U702 for 1.2V Check pin 85, 86 and 107 on U702. Check pin 85 on U16 or Oscillator XT700 (27MHZ). ---CP(19) Replace MAIN PCB if any of above is incorrect. Replace MAIN PCB Waveform(12): XT700 (CLK OUT) X-HM51-K...
  • Page 11 Check pin42, 43, 46 and 47 of U402 on Main PCB which are 350 to 384kHz.-CP(6) 2,Change the main pcb assy BT Module pin26 Waveform(2): U403 pin 11 Waveform(3): U403 pin 23 Waveform(4): U403 pin 22 Waveform(5): U403 pin 24 X-HM51-K...
  • Page 12 TX,RX wave data out and Check the IIS data data/colck out yes or NO (main pcb assy) 1)Check U203 IIS SW IC and its peripheral circuits. CP(24) (MAIN PCB Assy) 2)Change the main pcb assy U202 CH1 pin47, CH2 pin48 X-HM51-K...
  • Page 13 SERVICE MAIN PCB Check Points CP(10) SERVICE MAIN PCB CP(8) CP(15) CP(14) CP(9) CP(17) CP(6) CP(13) CP(7) CP(1) CP (5) CP(2) CP(11) CP(18) CP (4) CP(20) CP(19) CP(12) CP (3) X-HM51-K...
  • Page 14 SERVICE CONTROL PCB Check Points SERVICE POWER PCB Check Point SERVICE CONTROL PCB SERVICE POWER PCB SIDE A SIDE A X-HM51-K...
  • Page 15 Measure the voltage value between R714 TP and 3.3V TP of SERVICE MAIN PCB shown in the figure below.  If the value is 0.4V or more, 780-nm LD is deteriorated. SERVICE MAIN PCB DC voltage measurement X-HM51-K...
  • Page 16 If the system is turned off in SERVICE MODE, system need to exit from SERVICE MODE and need to be Mode turned on normal mode if pressing STANDBY/ON key. Power on in Service mode Power Off Exit Service mode X-HM51-K...
  • Page 17 10 11 12 13 14 15 16 10 11 12 13 14 15 16 D O N E Enter to Normal Standby automaticaly Press STANDBY/ON key to enter Normal Standby VFD display 5x7 matrix (16 digits) Normal Standby 10 11 12 13 14 15 16 X-HM51-K...
  • Page 18: Service Mode

    The destination and AM Frequency Step settings are set to the appropriate settings for board of each region before shipment. It is setting needlessness fundamentally at the time of board exchange. When there should be fault, setting change is possible in the above-mentioned procedure. X-HM51-K...
  • Page 19 Refer to the picture below about disassembly and wiring. POWER POWER PCB CONTROL PCB CONTROL PCB CONTROL PCB LOADER RB300 RB701 RB700 MECHA RB300 RB301 CN502 CN103 CN503 CN700 CN601 CN301 Screw Screw Screw Screw CN702 CN701 CN102 RB300 LOADER MECHA CONTROL PCB X-HM51-K...
  • Page 20: Each Setting And Adjustment

    10. Press STANDBY/ON key to turn off, and remove USB memory. *Do not remove AC cord during updating. *Do not press STANDBY/ON key during updating. The aboves might break down HM51. *About confirmation of version, please refer to “3.1 CONFIRM SOFTWARE VERSION AND DESTINATION INFORMATION”. X-HM51-K...
  • Page 21: Default Setting

    There is the clock test mode ,showing like "DDHHMM" : Press the remote control button "STOP, 2, 2 and 2" in order at CD source when tray is opened. 7. MPEG Default Setting Clear CD/USB playback position. (Clear resume playback position). X-HM51-K...
  • Page 22: Block Diagram

    6. BLOCK DIAGRAM 6.1 OVERALL CONNECTION DIAGRAM SERVICE MAIN PCB (X-HM51, XC-HM51: ABE20584A-0001) (X-HM51DAB, XC-HM51DAB : ABE20584A-0002) SERVICE CONTROL PCB (ABE205910-0001) X-HM51-K...
  • Page 23 SERVICE POWER PCB (ABE205820-0001) X-HM51-K...
  • Page 24 DMP3056 IC300 USB 2.0 BT Module UART SPDIF BM153 IC100 2CH ADC PCM1808 U100 Audio selector L L/R LINE IN CD4052 A L/R U101 Audio IN SYS 5V +3.3V IP12V IP5V 3V3 Regulator Voltage convertor AP2125 78S05 U500 U505 X-HM51-K...
  • Page 25 Sub pre-out DRV632 U401 Headphone AMP Headphone IIS Switch TPA6132a2 U400 74HC157 I 2 S I 2 C KSE AM/FM MODULE I 2 S Keystone DAB MODULE UART I 2 S I 2 C KSE FM MODULE For HM51DAB only X-HM51-K...
  • Page 26: Pcb Connection Diagram

    U201 U200 U300 U301 U400 IC100 U502 Q200 Q100 Q701 Q501 Q702 Q700 Q507 Q500 Q400 Q402 Q704 Q509 Q401 Q403 RB300 CN102 CN301 CN601 CN700 CN10 CN701 CN702 CN503 CN103 CN502 RB301 RB300 RB700 RB701 LOADER MECHA RB300 X-HM51-K...
  • Page 27 SIDE B SERVICE MAIN PCB CN102 CN701 CN702 CN601 CN301 CN502 CN103 CN503 X-HM51-K...
  • Page 28 7.2 SERVICE CONTROL PCB SIDE A SERVICE CONTROL PCB SIDE B SERVICE CONTROL PCB Q300 Q303 IC300 X-HM51-K...
  • Page 29 SIDE A SIDE B Q302 X-HM51-K...
  • Page 30 7.3 SERVICE POWER PCB SIDE A SERVICE POWER PCB AC IN CN703 Q700 Q701 Q710 IC702 IC705 Q707 IC708 Q703 RB701 RB700 CN702 CN501 CN503 RB303 X-HM51-K...
  • Page 31 SIDE B SERVICE POWER PCB CN703 IC701 Q705 Q704 Q702 IC707 IC706 Q712 IC700 IC703 Q706 IC704 Q711 Q709 Q708 CN702 RB700 RB701 X-HM51-K...

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