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Aiwa AM-CL33 Service Manual

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SIMPLE-2
SERVICE MANUAL
MINIDISC PLAYER
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No. 09-003-430-9T1).
AM-CL33
A par t of contents is adequate.
Re-issuing is under r equest.
BASIC MD MECHANISM : ZZG-5 B
S/M Code No. 09-007-430-9R2
AHK

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  • Page 1 AM-CL33 SIMPLE-2 A par t of contents is adequate. Re-issuing is under r equest. SERVICE MANUAL MINIDISC PLAYER BASIC MD MECHANISM : ZZG-5 B • This Service Manual is the "Revision Publishing" and replaces "Simple Manual" (S/M Code No. 09-003-430-9T1).

  • Page 2: Specifications

    SPECIFICATIONS Main unit Playback system MiniDisc digital audio system Laser pickup Semiconductor laser Sampling Frequency 44.1 kHz Number of channels Stereo: 2 channels D/A converter 1-bit 40 to 20,000 Hz ± 4 dB Frequency response 20 to 20,000 Hz ± 1 dB (10 kΩ) Wow and Flutter Below measurable limit (±0.00 1% W.PEAK)

  • 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 CAUTION 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 DISASSEMBLY INSTRUCTIONS About Disassembling and Reassembling Service position can be established only by removing the PANEL, BOLT. 1. Removing the PANEL, TOP (1) Remove the five screws “a”. (2) Remove the PANEL, TOP. *1 When re-attaching the PANEL, TOP, the arm should be engaged with the HLDR, CTRG. 2.
  • Page 5 3. Removing the HLDR, BATT and PWB, MAIN (1) Remove the screw “a” and remove the HLDR, BATT. (2) Short the PICK-UP short land and remove the three connectors b. (3) Remove the screw “c” and the three screws “d”, then remove the PWB, MAIN. *1: Take extra caution when attaching the HOLD SW.
  • Page 6 4. Removing the HLDR, CTRG (1) Bend the HLDR, CTRG in the direction of the arrow shown in the figure and remove the HLDR, CTRG. 5. Removing the mechanism and the FRAME , CENTER (1) Remove the two screws “a” and remove the screw “b”. (2) To remove the positioning hole “c”...
  • Page 7 6. Removing the PICK-UP (1) Remove the poly washer and remove the GEAR, A. (2) Remove the screw “a” and remove the SPR-P, LEAD. (3) Remove the shaft and the PICK-UP. 7. Removing the SLD, MOTOR (1) Remove the poly washer and remove the GEAR, A. (2) Remove soldering “a”...
  • Page 8 8. Removing the SLED MOTOR. (1) Remove soldering “a”. (2) Remove the screws “b1”, “b2” and “b3” and remove the SPINDLE MOTOR. * To attach the SPINDLE MOTOR, slide it in the direction of the arrow and tighten the screws in order of “b1”, “b2” and “b3”. –...

  • Page 9: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C215 87-A10-535-080 0E C-CAP,V 22P-50 J CH C216 87-A10-770-080 0E C-CAP,V 0.1-10 K B 87-A21-294-010 1H C-IC,LA9606 C217 87-A11-049-080 0E C-CAP,U 1-6.3 K B 87-A20-718-040 -- C-IC,TC7S66FU C300 87-A11-049-080 0E C-CAP,U 1-6.3 K B...
  • Page 10 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION L200 87-003-245-080 0E C-COIL,2125 22UH K MLF2012 R702 87-A50-208-080 0E C-COIL,BLM11A601SPT L300 87-005-769-080 0E C-COIL,2125 100UH K MLF2012 S300 87-A91-436-080 1A C-SW,PUSH 2-1-1 SPVE3.8 L400 87-A50-475-080 0E C-COIL, 10UH K NLFC201614 S301 87-A90-703-080 0E C-SW,SL 1-1-3 SSSS813-B-2B L401...

  • Page 11: Transistor Illustration

    TRANSISTOR ILLUSTRATION FDC633N 2SJ347 2SA1588 FDC634P 2SA1832 2SK2009 2SC3265 2SK2035 DTA114TEA DTC114TEA – 11 –...
  • Page 12 WIRING – 1 (MAIN) <1 / 2> – 12 –...
  • Page 13 WIRING – 1 (MAIN) <2 / 2> – 13 –...
  • Page 14 SCHEMATIC DIAGRAM – 1 (MAIN) – 14 –...
  • Page 15 WIRING - 2 (FLEX JACK / FLEX KEY) TO/FROM MAIN C.B CN700 M402 (SPINDLE MOTOR) M401 (SLED MOTOR) J701 B FLEX JACK C.B VOL - VOL + C FLEX KEY C.B TO/FROM MAIN C.B CN300 – 15 –...
  • Page 16 IC BLOCK DIAGRAM – 16 –...
  • Page 17 IC DESCRIPTION LC875164A Pin No. Pin Name Description WSEL Select signal terminal for writing flash memory (Normally L output). WCLK CLOCK terminal for writing flash memory (Normally L output). WDATA DATA I/O terminal for writing flash memory (Normally L output). Electricity reduction interrupt input.
  • Page 18 Pin No. Pin Name Description MON1 Monitor 1 signal input from LC89642. MON0 Monitor 0 signal input from LC89642. DEFECT DEFECT signal input. PPIT PPIT signal input. READ Output H when reading data. PLG-1 Insertion detection signal input of head phone jack (L: Inserted). RESET LC89642 reset signal output.
  • Page 19 IC, LC89642 Pin No. Pin Name Description Bias resistance terminal of VCEC oscillation frequency. ISET Bias resistance terminal of VCEC electric current charging pump. VCVDD – Power supply terminal for VCEC. Electric current charging pump output terminal of VCEC. TEST3 Test input terminal.
  • Page 20 Pin No. Pin Name Description SPPWMF Spindle PWM output. SPPWMR Spindle PWM output. SLPWMF Sled PWM output. MAD2 DRAM address output. SLPWMR Sled PWM output. MAD1 DRAM address output. FOPWMF Focus PWM output. MAD0 DRAM address output. FOPWMR Focus PWM output. TRPWMF Tracking PWM output.
  • Page 21 Pin No. Pin Name Description Data input and output signal output terminal to DRAM (Not connected). Data input terminal for CPU interface. VDD1 – Internal power supply terminal. Data output terminal for CPU interface. VDD2 – Power supply terminal. – Ground terminal.
  • Page 22 IC, BD6606KVT Pin No. Pin Name Description SPWIN SPIN detection comparator input (Phase W). SPCOM SPIN motor coil mid-point input terminal. EXTCLK Synchronized clock input terminal. – CHARGEPUMP capacitor 1 conne ct terminal +. – CHARGEPUMP capacitor 1 connect terminal -. –...
  • Page 23 Pin No. Pin Name Description H1PG2 – H bridge 1 power part GND2. H1ROUT H bridge 1 reverse output. H1VM – H bridge 1 power part power supply. H1FOUT H bridge 1 forward output. H1PG1 – H bridge 1 power part GND1. –...
  • Page 24 IC, LA9606 Pin No. Pin Name Description PPIT Pit / Group identification signal output. Hi=pit, Lo=group –- Power supply pin of Matrix system. Photo diode connection pin of pickup. Form RF signal with I pin. Photo diode connection pin of pickup. Form RF signal with J pin. Photo diode connection pin of pickup.
  • Page 25 Pin No. Pin Name Description ADIPCR ADIP carrier signal output pin. – Not used. Wobble signal output pin. Wobble signal input pin. SETR Band pass filter setting pin. – Capacitor connection pin of wobble signal for DC cut. BWCT Band pass filter switch pin of wobble signal. SLEEP Sleep mode.

  • Page 26: Test Mode

    TEST MODE The operations are displayed by LCD of the remote controller. The keys of the main unit and remote controller can control shifts between operations. * TEST MODE will ignore any abnormalities during operations. Plug off the power supply once any abnormalities are detected. * HOLD switch of the remote controller will function in TEST MODE.
  • Page 27 (1) Checking Laser Power The display will repeat the string of OFF-> PIT Laser Power -> GRV Laser Power -> OFF every time DISP/SEARCH key of the remote controller is pressed. * Laser will not be luminescent. • LCD Display PIT Laser Power "LDPP $XX"...

  • Page 28: Adjustment Mode

    ADJUSTMENT MODE 1. How to activate and cancel Adjustment Mode Operations in Adjustment Mode can be checked on the LCD of the remote controller. IC300 IC200 (RF) (VC) MAIN circuit board Test Points (1) How to activate Turn ON the power (set batteries) while shorting TP1 of the main circuit board. Once Adjustment Mode is activated, LCD will all light up and EL backlight will be turned ON.
  • Page 29 (4) Note • If a disc had any stains or scars on, the adjustment may not be completed. • Always place the main unit with its cassette cover upward for adjustment. • Do not make any manual adjustments. • If the adjustment is incomplete, it displays "NO ADJ" during normal operation. (5) Prohibitions Do not press DSL key of the remote controller.

  • Page 30: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 P.C.B ZZG-5 J101 P.C.B P.C.B – 30 –...

  • Page 31: Mechanical Parts List

    MECHANICAL PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION 8A-HM6-001-010 1D PANEL,TOP<L,AHK1L> 8A-HM6-010-010 -- PANEL,TOP LM<LM> 8A-HM6-009-010 1C PANEL,TOP P<P,AHK1P> 8A-HM6-011-010 1E PANEL,TOP Y<Y> 8A-HM3-205-110 1B FRAME ASSY,L 8Z-ZG5-213-110 1C HLDR,CTRG 8A-HM3-201-210 1C FRAME ASSY,R 8A-HM6-205-010 0E HLDR,BATT 8A-HM3-215-110 0E BAT-CONTACT,- 8A-HM3-214-010 0E BAT-CONTACT,+ 8A-HM3-216-010 0E BAT-CONTACT,EX...
  • Page 32 MD MECHANISM EXPLODED VIEW 1 / 2 (ZZG-5 B) ZZS-2 CUSH-R MD MECHANISM PARTS LIST 1 / 2 (ZZG-5 B) REF. NO. PART NO. KANRI DESCRIPTION 8Z-ZG5-201-610 1E CHAS ASSY,MECHA 8Z-ZG5-208-010 0E GEAR,A 8Z-ZG5-207-010 0E SPR-E,EJECT 8Z-ZG5-212-010 0E SPR-P,LEAD 8Z-ZG5-209-110 0E GEAR,B 8Z-ZG5-217-010 0E BRG, 1.1-2-2 8Z-ZG5-210-110 1B SHAFT,LEAD 87-A91-718-010 2E PICKUP,KMS-330A...
  • Page 33 MD MECHANISM EXPLODED VIEW 2 / 2 (ZZS-2 A) P.C.B MD MECHANISM PARTS LIST 2 / 2 (ZZS-2 A) REF. NO. PART NO. KANRI DESCRIPTION 1 8Z-ZS2-214-010 0E PLATE,BASE ZZS2 2 8Z-ZS2-204-010 1C BRG ASSY,ZZS2 3 8Z-ZS2-201-010 1C COIL ASSY,ZZS2 4 8Z-ZS2-213-010 1A MAGNET,ZZS2 5 8Z-ZS2-208-010 1C ROTOR ASSY,ZZS2 6 8Z-ZS2-212-010 0E GEAR,ZZS2...

  • Page 34: Accessories / Package List

    ACCESSORIES / PACKAGE LIST REF. NO. PART NO. KANRI DESCRIPTION 1 8A-HM6-902-010 1B IB,HK (ECA)S<AHK1L,AHK1P> 1 8A-HM6-908-010 1A IB,D<Y,LM,L,P> 2 87-B30-066-210 2B CHARGER,RB-M01<Y,LM,L,P> 2 87-B30-244-010 2P CHARGER,RB-M02K<AHK1L,AHK1P> 3 87-B30-221-010 1B CASE,BATTERY 4 87-B30-295-010 -- HEADPHONE,HP-M031 S<Y,LM,P,AHK1P> 4 87-B30-372-010 2M HEADPHONE,HP-M030 L1<L,AHK1L> 5 87-B30-303-010 2P BAT,MHB-901 (S) 6 8A-HM3-951-010 1F BOX,BAT ASSY AHM-3<Y,LM>...
  • Page 35 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9620450 0251431 Printed in Singapore...

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