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Aiwa XP-SP90 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. 09-992-408-7T1).
XP-SP90
BASIC CD MECHANISM : KSM-620 AAA
S/M Code No. 09-992-408-7R2
AHR ALH

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  • Page 1 XP-SP90 AHR ALH SERVICE MANUAL COMPACT DISC PLAYER BASIC CD MECHANISM : KSM-620 AAA This Service Manual is the "Revision Publishing" and replaces "Simple Manual" (S/M Code No. 09-992-408-7T1). S/M Code No. 09-992-408-7R2...

  • Page 2: Specifications

    SPECIFICATIONS • Design and specifications are subject to change without notice ACCESSORIES/PACKAGE LIST REF. NO PART NO. KANRI DESCRIPTION 1 8Z-HC3-914-010 IB,HR(ECA)C<AHR> 1 8Z-HC3-916-010 IB,LH(3L)C<ALH> 2 87-042-201-110 AC ADAPTOR,AC-A62 HEJ 3 87-B30-225-010 HEADPHONE,HP-M034 4 87-A90-312-010 PLUG,CONVERSION WTN-1157R1...

  • Page 3: Protection Of Eyes From Laser Beam During Servicing

    PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This set employs laser. Therefore, be sure to follow carefully the CAUTION instructions below when servicing. Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous WARNING! radiation exposure.

  • Page 4: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION C315 87-010-498-040 CAP,E 10-16 GAS C316 87-012-278-080 C-CAP,U 2200P-50 B 87-A21-082-040 C-IC,BA6655AFV C317 87-010-502-040 CAP ELECT GAS 100/4 87-A21-083-040 C-IC,BH6508FS C318 87-010-502-040 CAP ELECT GAS 100/4 87-A21-087-010 C-IC,CXA2542AR C319...

  • Page 5: Transistor Illustration

    WAVE FORM IC301 Pin ‹ (RF O) VOLT/DIV: 500mV IC351 Pin , (BCK) VOLT/DIV: 1V TIME/DIV: 200nS TIME/DIV: 100nS REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION CN801 87-A60-790-080 C-CONN,28P V 28FLT-SM1TB S803 87-A90-493-080 C-SW,SL 1-1-2 SSSS81 FB701 83-XM1-617-080 C-COIL,BK2125HM601...
  • Page 6 WIRING-1...

  • Page 7: Schematic Diagram

    SCHEMATIC DIAGRAM-1...
  • Page 8 WIRING-2 SCHEMATIC DIAGRAM-2...

  • Page 9: Lcd Display

    LCD DISPLAY...

  • Page 10: Test Mode

    TEST MODE MAIN C.B (CONDUCTOR SIDE) TP (VC) IC301 TP (RF) MAIN C.B (COMPONENT SIDE) CN801 SHORT J701 LAND (CLOSE) S801 (TEST LAND)

  • Page 11: Eye Pattern

    The servo circuit of this model is designed to be adjustment-free The bias set value is displayed by hexadecimal notation and is automatically adjusted inside IC. However, the adjustment in the 64 steps. conditions inside IC of the focus bias, tracking balance and tracking gain can be monitored using the test mode.
  • Page 12 The tracking balance set value is displayed by • Test point: TEO & VC hexadecimal notation in the 16 steps. When the tracking gain is changed during the traverse Display range of set value: 00 to 0F mode, the waveform amplitude change can be Default value of setting (center value): 08 confirmed.
  • Page 13 IC BLOCK DIAGRAM IC, BA6655AFV IC, BH6508FS...
  • Page 14 IC, CXA2542AR...
  • Page 15 IC, TA2120FN...
  • Page 16 IC DESCRIPTION IC, CXP83417-159Q Pin Name Description Pin No. PWM0 Disk rotation control PWM output. EEPROM CS output. SWCL Open/close detection terminal. “L” when close. ESENS EASS sens/EEPROM data input. ELAT EASS latch output. ECLK EASS clock/EEPROM clock output. EDATA EASS data/EEPROM data output.
  • Page 17 Pin No. Pin Name Description EMPI Diemphasis control terminal. “H” when on. — Power supply input. Sub clock oscillation output. Sub clock oscillation input. — Connected to VDD. SLCON Sled motor control. SPCON Spindle motor control. CNIN Track count input. K-STOP Stop key input.
  • Page 18 IC, CXD3009Q Pin No. Pin Name Description — GND. LMUT Left channel zero detecting flag. RMUT Right channel zero detecting flag. SQCK SQSO readout clock input. SQSO Sub Q 80-bit serial output. SENS SENS output to CPU. DATA Serial data input from CPU. ________ Latch input from CPU.
  • Page 19 Pin No. Pin Name Description PCMDI D/A interface.serial data input (two's complement, MSB first). D/A interface. Bit clock output. BCKI D/A interface. Bit clock input. VSS2 — GND. VDD2 — Power supply (+3V). XUGF XUGF output. Switch to MNT1 or RFCK output by a command. (Not connected) XPCK XPLCK output.
  • Page 20 IC, SM5904AF Pin No. Description Pin Name VDD2 — Power supply. EASON — Not connected. COMP — Not connected. EAMOD — Not connected. 4/5BITS — Not connected VSS2 — Connected to GND — Not connected. ___________ TEST — Not connected. MCLK 16.9344MHz clock input.

  • Page 21: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1/1 MECHANICAL PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 1 8Z-HC3-024-310 LID ASSY,CD A 16 8Z-HC3-010-010 KNOB,RTRY HOLD 2 8Z-HC3-015-010 HLDR,LID CD C 17 87-HC3-210-010 JOINT,SW 3 8Z-HC3-212-010 SPR,LID CD 18 8Z-HC3-230-010 BAT-CONTACT,(+)(-) 4 8Z-HC3-006-010...
  • Page 22 CD MECHANISM EXPLODED VIEW 1/1 CD MECHANISM PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION 1 98-820-063-030 KSS-620A(RP) 2 9X-264-638-910 SLED SCREW ASSY 3 9A-491-219-9A0 SLED MOTOR ASSY 4 9X-264-648-210 MD ASSY 5 92-627-751-020 GEAR BN 6 92-646-914-010 LACK SPRING 7 92-646-913-010 HOLDER A 92-646-352-010...

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