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Aiwa XP-V730C Service Manual

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SERVICE MANUAL
COMPACT DISC PLAYER
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No. 09-023-454-2T3).
XP-V730C
XP-V731
XP-V731C
XP-V736
BASIC CD MECHANISM : KSM-780 ATA
S/M Code No. 09-025-454-2R3
YL(S)
AC(S)
AC(S)
AC(S)

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Summary of Contents for Aiwa XP-V730C

  • Page 1 XP-V730C YL(S) XP-V731 AC(S) XP-V731C AC(S) XP-V736 AC(S) SERVICE MANUAL COMPACT DISC PLAYER BASIC CD MECHANISM : KSM-780 ATA • This Service Manual is the “Revision Publishing” and replaces “Simple Manual” (S/M Code No. 09-023-454-2T3). S/M Code No. 09-025-454-2R3...
  • Page 2 XP-V730C: XP-V730C: AC house current using the optional AC house current using the optional AC adaptor AC adaptor Except XP-V730C: Except XP-V730C: AC house current using the supplied AC house current using the supplied AC adaptor AC adaptor Maximum outside dimensions...
  • Page 3 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING -1/1 CAUTION This set employs laser. Therefore, be sure to follow carefully the instructions below when servicing. Use of controls or adjustments or performance of proce- dures other than those specified herin may result in WARNING!! hazardous radiation exposure.
  • Page 4 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL XP-V736 XP-V730C XP-V731 XP-V731C ACB2SC YL1SC ACB2SC ACB2SC 87-B30-508-010 APA-EI35UL&&250MA/SO 120V:5.5...
  • Page 5 SERVICE MODE -1/2 Automatic adjustment is repealed when starting TEST MODE. TEST MODE is operated after making it an initial-setting value. A VOL+/-key becomes invalid. It becomes invalid except the PLAY/PAUSE key at the time of an OFF display. 1. Starting Preparation and Release Method (1) Short-circuit the short land for TEST MODE starting of MAIN C.B with solder.
  • Page 6 SERVICE MODE -2/2 4. ON/OFF laser change The ON/OFF of the laser is changed to the degree which pushes the PLAY MODE key in STOP state or during Err indicating. Fig.5 LCD indication in stop 5. Thread Sending Operation of Pickup By the fact that it continues to push the FWD/RVS SKIP key in STOP state or during Err indicating the pickup it operates to the inside and outside lap.

  • Page 7: Electrical Parts List -1

    Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL XP-V736 XP-V730C XP-V731 XP-V731C ACB2SC YL1SC ACB2SC ACB2SC...
  • Page 8 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL XP-V736 XP-V730C XP-V731 XP-V731C ACB2SC YL1SC ACB2SC ACB2SC MAIN 0524 87-010-831-080 CHIP CAP 0.1 uF/16V +80-20% (...
  • Page 9 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL XP-V736 XP-V730C XP-V731 XP-V731C ACB2SC YL1SC ACB2SC ACB2SC...

  • Page 10: Electrical Parts List

    ELECTRICAL PARTS LIST - 4/4 • Regarding connectors, they are not stocked as they are not the initial order items. The connectors are available after they are supplied from connector manufacturers upon the order is received. CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code...
  • Page 11 TRANSISTOR ILLUSTRATION -1/1 2SB1689 2SA2070 2SC4154 2SC5810 DTA114TUA DTA114YUA DTC114TUA -11-...
  • Page 12 SCHEMATIC DIAGRAM - 1/2 (MAIN SECTION) C452 736A, 736A, 731A ONLY 731A ONLY C451 736A, 731A ONLY C524 736A, 731A ONLY C502 C519 736A, 731A ONLY 736A, 731A ONLY C518 -12-...
  • Page 13 WIRING -1/3 (MAIN C.B -Top View-) R340 R341 736A, 731A ONLY 736A, 731A ONLY 736A, 731A ONLY -13-...
  • Page 14 WIRING -2/3 (MAIN C.B -Bottom View-) R519 736AC, 731AC ONLY 736AC, 731AC ONLY 736AC, 731AC ONLY -14-...
  • Page 15 SCHEMATIC DIAGRAM -2/2 (FLEX SECTION) -15-...
  • Page 16 WIRING - 3/3 (FLEX C.B) TO MAIN C.B CN301 SKIP/ SEARCH PHRASE/DSL SKIP/ PLAY MODE SEARCH DISPLAY/ENTER STOP/OFF CHARGER MENU PLAY/ PAUSE FLEX C.B -16-...
  • Page 17 VOLTAGE CHART -1/2 THE MEASURED VALUE IS DC VOLTAGE UNIT: V TEST CONDITION:CD PLAY IC301 (MN101C439-AR) PIN’S NUMBER 1.10 1.10 1.10 1.10 0.43 1.39 2.60 2.59 1.25 1.26 PIN’S NUMBER 1.00 1.37 2.60 2.58 1.88 PIN’S NUMBER 2.50 2.60 2.56 1.90 2.57 0.00...
  • Page 18 VOLTAGE CHART -2/2 IC302 (PST3422UL) PIN’S NUMBER 2.56 2.56 IC501(AN8399SA) PIN’S NUMBER 0.17 1.66 2.44 0.91 1.65 1.21 1.35 PIN’S NUMBER 1.21 0.91 1.23 1.46 PIN’S NUMBER 2.56 0.43 0.30 1.20 1.22 1.22 1.20 PIN’S NUMBER 1.22 1.26 1.22 1.22 0.44 IC201 (BH6570KV) PIN’S NUMBER...
  • Page 19 LCD DISPLAY -1/1 -19-...

  • Page 20: Ic Block Diagram

    IC BLOCK DIAGRAM - 1/1 IC, AN8399SA IC, BH6570KV IC, NJM2772V IC, PST3422UL -20-...
  • Page 21 IC DESCRIPTION -1/2 (MN662786SB) -1/2 IC DESCRIPTION -1/2 (MN662786SB) -1/2 Pin No. Pin Name Pin Name Description Description DRVDD DRVDD DRAM interface power (terminal No. 2 to 19). DRAM interface power (terminal No. 2 to 19). 2 ~ 3 2 ~ 3 D0 ~ D1 D0 ~ D1 DRAM data input/output signal 0 ~ 1.
  • Page 22 IC DESCRIPTION -1/2 (MN662786SB) -2/2 IC DESCRIPTION -1/2 (MN662786SB) -2/2 Pin No. Pin Name Pin Name Description Description 49 49 AVSS1 AVSS1 Analogue circuit GND. Analogue circuit GND. 50 50 OUTR OUTR Rch audio output. Rch audio output. 51 51 AVDD1 AVDD1 Analogue circuit power.
  • Page 23 IC DESCRIPTION -2/2 (MN101C439-AR) -1/2 IC DESCRIPTION -2/2 (MN101C439-AR) -1/2 Pin No. Pin Name Pin Name Description Description COM04 COM04 LCD common output. LCD common output. COM03 COM03 LCD common output. LCD common output. COM02 COM02 LCD common output. LCD common output. COM01 COM01 LCD common output.
  • Page 24 IC DESCRIPTION -2/2 (MN101C439-AR) -2/2 IC DESCRIPTION -2/2 (MN101C439-AR) -2/2 Pin No. Pin Name Pin Name Description Description 42 42 CDRW CDRW CD-RW play gain level selection output. OFF at “ L”. Gain set at “ H ”. Normal at “ OPEN ”. CD-RW play gain level selection output.
  • Page 25 MECHANICAL EXPLODED VIEW -1/1 -25-...
  • Page 26 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL XP-V736 XP-V730C XP-V731 XP-V731C ACB2SC YL1SC ACB2SC ACB2SC 0 MC1001 8C-HC7-005-010 CD WINDOW PLATE CHC7-05-01 0.
  • Page 27 COLOR NAME TABLE -1/1 Basic color symbol Color Basic color symbol Color Basic color symbol Color Black Cream Orange Green Gray Blue Transparent Blue Gold Pink Silver Titan Silver Brown Violet White Transparent White Yellow Transparent Yellow Metallic Blue Light Blue Transparent Green Dark Blue Transparent Orange...
  • Page 28 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL XP-V736 XP-V730C XP-V731 XP-V731C ACB2SC YL1SC ACB2SC ACB2SC...
  • Page 29 2-11, IKENOHATA 1-CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111 H251941...

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