Aiwa 6ZG-1 Service Manual
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Aiwa 6ZG-1 Service Manual

Aiwa 6ZG-1 Service Manual

Cd-r/rw mechanism
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6ZG-1
English
SERVICE MANUAL
CD-R/RW MECHANISM
BASIC CD MECHANISM :3ZG-2 E2
TYPE
SRTDM
S/M Code No. 09-001-338-7N6

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Summary of Contents for Aiwa 6ZG-1

  • Page 1 6ZG-1 English SERVICE MANUAL CD-R/RW MECHANISM BASIC CD MECHANISM :3ZG-2 E2 TYPE SRTDM S/M Code No. 09-001-338-7N6...

  • Page 2: 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 3 DISASSEMBLY INSTRUCTIONS 1. How to replace PICK UP. Open the TRAY. PICKUP Push the stopper to arrow direction and release half of the SHAFT SLED. Turn GEAR MAIN CAM to the counterclockwise (arrow “a”) direction, and lift up CD mechanism. (Fig-1) Remove SHAFT SLED.
  • Page 4 3. The disassemble and reassemble the TRAY 3-1. Disassembling procedure. Push the PLATE GEAR’S Boss at the bottom part of CHAS MECHA strongly to the outside (arrow “b” direction). (Fig-3) (Confirm that TRAY appears a little in the front.) BOSS Draw TRAY to the open position.
  • Page 5 4. How to reassemble the TURN TABLE. (Fig-7) Push LEVER TT in the direction of “C”, and put in the TURN TABLE 5CD. (Fig-7) After reassembly, one of the TURN TABLE DISC TRAY (can be either one of the five disc trays) must be aligned with TURN TABLE 5CD.

  • Page 6: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION C208 87-010-318-080 C-CAP,S 47P-50 CH C209 87-012-154-080 C-CAP,S 150P-50 CH 87-A20-547-010 C-IC,CXA1992AR C210 87-012-154-080 C-CAP,S 150P-50 CH 87-017-917-080 IC,BU4066BCF C211 87-010-176-080 C-CAP,S 680P-50 SL 87-A20-546-010 C-IC,CXD2589Q C212...

  • Page 7: Transistor Illustration

    REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION S601 87-036-109-010 PUSH SWITCH DRIVE C.B S602 87-036-109-010 PUSH SWITCH S603 87-036-109-010 PUSH SWITCH 87-045-358-010 MOT,RF-310TA 43 X201 87-030-270-080 VIB,XTAL 16.9344MHZ 87-045-356-010 MOT,RF-310TA 30 PIN3 87-A60-670-010 CONN,6P H 2MM JMT 87-A90-042-010 SW,LEAF MSW-17310MVP0 LED C.B...
  • Page 8 IC BLOCK DIAGRAM IC, BU4066BCF IC, BA6897S IC, TA7291S STOP BRAKE : HI IMPEDANCE NOTE : INPUT “H” ACTIVE PROTECTOR CIRCUIT (TSD)
  • Page 9 BLOCK DIAGRAM Q401-404 CON8...
  • Page 10 WIRING-1 (5CD/LED) TO T - T C.B C O N8...
  • Page 11 SCHEMATIC DIAGRAM...
  • Page 12 WIRING-2 (T-T/DRIVE) WAVE FORM IC101 Pin # (TA O) IC201 Pin (XTAI, XTAO) VOLT/DIV: 2V TIME/DIV: 1mS SYSTEM CLOCK TIME/DIV: 0.1µS TRACKING TO 5CD C.B f=16.9344MHz CON601 4.2V IC101 Pin 1 (FE O) FOCUS SEARCH TP1 (TP-RF) VOLT/DIV: 500mV TIME/DIV: 0.5µS CD: 1.0±0.1V CD-RW: 0.9±0.1V IC101 Pin 6 (FE O)

  • Page 13: Test Mode

    TEST MODE < How to Enter the Test Mode > Pressing the [E] key decreases the track number to -1. Pressing the [F] key increases the track number to +1. While pressing the SLEEP key, insert the AC power cord Pressing OPEN/CLOSE key opens or closes the tray.
  • Page 14 IC DESCRIPTION IC, CXA1992AR Pin No. Pin Name Description Output terminal for focus error amplifier. Internally connected to window comparator input for bias condition. Input terminal for focus error. FDFCT Capacitor connection terminal for time constant used when there is defect. This pin is connected to GND via capacitor when high frequency gain of the focus servo is attenuated.
  • Page 15 Pin No. Pin Name Description RF_I Input terminal by capacity combination of RF summing amplifier. RF_O Output terminal of RF summing amplifier. Checkpoint of Eye pattern. Anti-reverse input terminal for RF summing amplifier. RF_M The gain of RF amplifier is decided by the connection resistance between RF_M and RFO terminals.
  • Page 16 IC, CXD2589Q Pin No. Pin Name Description 1, 20, 45, 60 — GND. LMUT Lch-“0” detect flag. (Not connected) RMUT Rch-“0” detect flag. (Not connected) SQCK Clock input for SQSO read out. SQSO SubQ 80 bit serial output. SENS SENS signal output to CPU. DATA Serial data input from CPU.
  • Page 17 Pin No. Pin Name Description D/A interface bit clock output. BCKI D/A interface bit clock input. XUGF XUGF output, MNT1 or RPCK output by switching command. (Not connected) XPCK XPLCK output, MNT0 output by switching command. (Not connected) GFS output, MNT3 or XRAOF output by switching command. C2PO C2PO output, GTOP output by switching command.

  • Page 18: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1/1 P.C.B P.C.B AZA6 P.C.B 3ZG-2 E2 CUSH CD A...

  • Page 19: Mechanical Parts List

    MECHANICAL PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 1 86-ZG1-001-410 TRAY,5CD 31 86-ZG1-215-010 HLDR,CHUCK 2 84-ZG1-267-010 PULLEY,LOAD MO 8 32 86-ZG1-238-010 HLDR,MAGNET 6ZG N 3 87-A90-036-010 MOT ASSY,RF-300CA-11 33 86-ZG1-225-010 BELT,SQ1.2-32.9 4 86-ZG1-228-110 GEAR,TT-B 34 86-ZG1-221-010 PULLEY,TT...

  • Page 20: Cd Mechanism Exploded View

    CD MECHANISM EXPLODED VIEW 1/1 P.C.B CD MECHANISM PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION 1 83-ZG2-246-310 CHAS ASSY,SHT 5 2 83-ZG2-235-010 GEAR,A3 3 83-ZG2-205-210 GEAR,B 4 83-ZG2-236-010 GEAR,MOTOR 3 5 83-ZG2-253-110 SHAFT,SLIDE 5 6 87-A90-836-010 PICKUP,KSS-213F 7 83-ZG2-254-010 TURN TABLE,C5 8 83-ZG2-245-510 LEVER,SHUTTER(*)

  • Page 21: Mechanical Section

    REFERENCE NAME LIST ELECTRICAL SECTION MECHANICAL SECTION DESCRIPTION REFERENCE NAME DESCRIPTION REFERENCE NAME ANTENNAS ADHESHIVE SHEET ADHESHIVE CHIP AZIMUTH C-CAP CAP, CHIP BAR-ANT BAR-ANTENNA C-CAP TN CAP, CHIP TANTALUM BATTERY C-COIL COIL, CHIP BATT BATTERY C-DI DIODE, CHIP BEARING C-DIODE DIODE, CHIP BUTTON C-FET...
  • Page 22 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 Printed in Singapore 0251431...

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