Aiwa CSD-A240 Service Manual
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Aiwa CSD-A240 Service Manual

Aiwa CSD-A240 Service Manual

Compact disc stereo radio cassette recorder
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CSD-A240
LH
SERVICE MANUAL
COMPACT DISC STEREO
BASIC TAPE MECHANISM: ZZM-1 R5NC
RADIO CASSETTE RECORDER
BASIC CD MECHANISM: DA11T3C
S/M Code No. 09-013-442-8N1

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  • Page 1 CSD-A240 SERVICE MANUAL COMPACT DISC STEREO BASIC TAPE MECHANISM: ZZM-1 R5NC RADIO CASSETTE RECORDER BASIC CD MECHANISM: DA11T3C S/M Code No. 09-013-442-8N1...

  • Page 2: Specifications

    SPECIFICATIONS <Tuner section> <General> Frequency range Speaker 100 mm cone type (2) 87.5 MHz to 108.0 MHz Output Headphones jack (stereo mini-jack) Antenna: Rod antenna Power output 2.5 W + 2.5 W (EIAJ 7 ohms, T.H.D. 10 % DC), 530 kHz to 1,710 kHz 1.9 W + 1.9 W Antenna: Ferrite bar antenna (DIN 1% Rated Power)

  • 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: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C821 87-010-401-080 CAP, ELECT 1-50V C822 87-010-401-080 CAP, ELECT 1-50V 87-A20-955-010 IC,LA1828 C823 87-010-178-080 CHIP CAP 1000P 87-A21-193-010 IC,TA8227P C824 87-010-178-080 CHIP CAP 1000P 87-A21-443-040 C-IC,M62495AFP C829...
  • Page 5 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION X601 87-030-273-010 VIB,XTAL 32.768K5PPM C448 87-010-315-080 C-CAP,S 27P-50 CH X602 87-030-376-080 VIB,CER CSA5.76MG200 C451 87-012-156-080 C-CAP,S 220P-50 CH C455 87-010-247-080 CAP, ELECT 100-50V C457 87-010-312-080 C-CAP,S 15P-50 CH CD C.B C458 87-010-312-080...

  • Page 6: Chip Resistor Part Code

    REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-010-331-080 C-CAP,S 8P-50 UJ 87-A50-335-010 COIL,FM IFT (TOKO) 87-010-314-080 C-CAP,S 22P-50V 87-A50-577-010 COIL,FM DET(ACD) 87-010-322-080 C-CAP,S 100P-50 CH 87-005-849-080 COIL,10UH(CECS) 87-010-148-080 CAP, CHIP S 4P-50 CH PVC1 87-A91-167-010 TUN-CAP,20P-160P FA-22125 N000 87-016-669-080 C-CAP,S 0.1-25 K B...

  • Page 7: Transistor Illustration

    TRANSISTOR ILLUSTRATION E C B E C B B C E E C B KTA1046Y 2SA1296GR 2SA1979O/Y 2SA933RS 2SC1815Y 2SA933SRS 2SC1740SR 2SC1740SRS DTC124XS DTC114TS 2SC2714O 2SC3052F DTC114YKA DTC114TKA DTC124TKA – 7 –...
  • Page 8 WIRING – 1 (MAIN 1 CD) – 8 –...
  • Page 9 SCHEMATIC DIAGRAM – 1 (MAIN / CD : 1 / 2) – 9 –...
  • Page 10 SCHEMATIC DIAGRAM – 2 (CD : 2 / 2) P101NR PN402 – 10 –...
  • Page 11 WIRING – 2 (FRONT) – 11 –...

  • Page 12: Schematic Diagram - 3 (Front)

    SCHEMATIC DIAGRAM – 3 (FRONT) – 12 –...
  • Page 13 WIRING – 3 (TUNER) – 13 –...

  • Page 14: Schematic Diagram - 4 (Tuner)

    SCHEMATIC DIAGRAM – 4 (TUNER) – 14 –...
  • Page 15 WIRING – 4 (POWER / BATT / VOLTAGE SEL) – 15 –...
  • Page 16 SCHEMATIC DIAGRAM – 5 (POWER / BATT / VOLTAGE SEL) – 16 –...

  • Page 17: Wiring - 5 (Cd Motor)

    WIRING – 5 (CD MOTOR) H CD MOTOR C.B (SLED MOTOR) (INSIDE LIMIT SW) (SPINDLE MOTOR) CD PICK UP ASSY SF-P101NR FFC401 TO CD C.B CN401 – 17 –...

  • Page 18: Ic Block Diagram

    IC BLOCK DIAGRAM – 18 –...

  • Page 19: Eye Pattern

    ADJUSTMENT <RADIO / TAPE / CD> < RADIO SECTION > < CD SECTION > 1. Focus Bias Adjustment 1. AM Frequency Range Adjustment Make the focus bias adjustment when replacing and repairing • Test Point: TP5 (LCH), TP6 (RCH) the optical block. •...
  • Page 20 IC DESCRIPTION IC, LC78622NE Description Pin No. Pin Name DEFI Defect detection signal (DEF) input. ("L" is applied when not used.) For PLL/Test input. (Connected to 0V) Phase comparison output to control the external VCO. VVSS – Ground of the built-in VCO. Normally 0V. ISET For the connection of a resistor which adjusts the PDO output current.
  • Page 21 Pin Name Description Pin No. RVSS – Rch 1-bit DAC/Rch ground. Normally 0V. RCHO Rch output. RVDD – Rch power supply. MUTER Rch muting output. (Not used) XVDD – Power supply of crystal oscillator. XOUT For the connection of a 16.93MHz crystal oscillator. XVSS –...
  • Page 22 IC, LA9241ML Description Pin No. Pin Name For the connection of the pickup photodiode. Addition to the FIN1 pin creates an RF FIN2 signal and subtraction from it create an EF signal. FIN1 For the connection of the pickup photodiode. For the connection of the pickup photodiode.
  • Page 23 Pin No. Pin Name Description The HFL (high frequency level) signal is used to judge whether the main beam is positioned on the pit or on the mirror. SLOF Sled servo off control input. CV– CLV error signal input from the DSP. RFSM RF output.
  • Page 24 IC, LC865516A-5T66 Pin No. Pin Name Description SEG E SEG E control. SEG F SEG F control. SEG G SEG G control. Not connected. I-RST Microprocessor reset input. XT1-IN Connected to an external 32.768 kHz crystal oscillator. Not connected. XT2-OUT Connected to an external 32.768 kHz crystal oscillator.
  • Page 25 Pin No. Pin Name Description Not connected. SEG DP SEG DP control. SEG A SEG A control. SEG B SEG B control. SEG C SEG C control. SEG D SEG D control. Not connected. – 25 –...

  • Page 26: Voltage Chart

    VOLTAGE CHART IC001, LA1828 IC401, LA9241ML PIN NO. PIN NO. ACTIVE STATIC PIN NO. ACTIVE STATIC 0.93 2.67 2.53 2.65 2.53 2.64 2.54 4.73 4.88 2.67 2.53 2.65 2.55 4.73 4.88 2.67 2.56 4.68 4.88 2.67 2.53 2.66 2.55 2.54 2.44 1.24 1.24...
  • Page 27 IC402, LC78622NE IC801, NJM14558LD PIN NO. ACTIVE STATIC PIN NO. ACTIVE STATIC PIN NO. TAPE 2.27 3.37 3.38 3.37 3.39 2.77 0.01 3.34 3.35 2.77 1.85 3.34 3.35 4.98 3.37 3.39 0.07 0.07 3.37 3.38 6.83 6.82 5.16 4.71 2.52 4.71 2.41 2.25...
  • Page 28 IC203, M62495AFP PIN NO. TAPE TUNER PIN NO. TAPE TUNER 4.84 2.54 2.55 2.56 0.03 0.02 2.55 2.55 2.56 2.55 2.55 2.56 4.76 2.56 0.03 0.03 0.01 2.54 2.55 2.57 5.23 5.34 2.56 2.56 2.57 0.01 2.55 2.55 2.57 0.04 0.05 0.01 2.55...
  • Page 29 Q001 Q302 Q401 ACTIVE STATIC ACTIVE STATIC 2.22 2.21 11.5 11.99 4.46 4.99 4.07 4.06 11.4 2.11 1.56 2.95 2.95 10.9 11.32 3.76 4.35 Q002 Q303 Q402 ACTIVE STATIC ACTIVE STATIC 4.82 7.87 7.97 5.15 5.52 5.58 4.57 4.57 7.17 7.28 Q003 Q304...
  • Page 30 Q492 ACTIVE STATIC 0.14 0.14 4.41 4.41 Q801 TAPE 1.64 2.31 Q810 TAPE 3.36 3.38 0.05 13.85 0.13 0.13 Q841 TAPE 0.72 0.01 5.73 – 30 –...

  • Page 31: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 12 13 15 16 ZZM-1 R5NC PLATE,ANT CSD-A240 LHWC,LHSC,LHDC,LHGC,LHPC,LHLC (FileName:EXP.EPS) 13/2/8 BCD-A – 31 –...

  • Page 32: Mechanical Parts List

    MECHANICAL PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 8B-CDA-009-010 WINDOW,CASS<[W],[S]> 8B-CDA-202-010 HLDR,TU 8B-CDA-086-010 WINDOW,CASS (D)<[D]> 8A-CDA-216-110 GEAR,TU B 8B-CDA-093-010 WINDOW,CASS (G)<[G]> 8A-CDA-203-110 GUIDE,GEAR 8B-CDA-154-010 WINDOW,CASS (P)<[P]> 8A-CDA-202-110 GEAR,RELAY 8B-CDA-073-010 WINDOW,CASS (L)<[L]> 8A-CDA-215-010 DRUM,TU 8B-CDA-132-010...

  • Page 33: Color Name Table

    COLOR NAME TABLE 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 34: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1 / 1 TERMINAL,LB1 – 34 –...

  • Page 35: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 8Z-ZM1-254-310 SPR-C,REEL R 31 87-A91-819-010 HEAD,EH 2NSS-2200 2 8Z-ZM1-225-110 GEAR,REEL R 32 8Z-ZM1-215-010 LEVER,REC LOCK 3 8Z-ZM1-253-210 SPR-C,AUTO SENSOR 33 87-A91-492-010 SW,LEAF MSW18560 4 8Z-ZM1-217-110 LEVER,AUTO SENSOR...

  • Page 36: Cd Mechanism Exploded View

    CD MECHANISM EXPLODED VIEW 1 / 1 CD MOTOR C.B PN402 CD MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION 1 M8-ZZK-E90-070 DA11T3C 2 S2-121-A28-400 COVER GEAR 3 S2-511-A21-000 GEAR MIDDLE 4 S2-511-A21-100 GEAR,DRIVE A S1-PN2-03R-OSE SCR PAN PCS 2-3 –...
  • Page 37 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9301978 2000041 0251431 Printed in Singapore...

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