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Aiwa XR-M700 K Service Manual

Compact disc stereo system
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SERVICE MANUAL
COMPACT DISC
STEREO SYSTEM
• This Service Manual does not include " TEST MODE". This item will be issued in
the next supplement.
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
XR-M700 (K), (S/M Code No. 09-003-430-8T1).
XR-M700
BASIC TAPE MECHANISM : 2ZM-1 R9NM
BASIC CD MECHANISM : ZZG-4 YB
S/M Code No. 09-006-430-8R1
K

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Summary of Contents for Aiwa XR-M700 K

  • Page 1 XR-M700 SERVICE MANUAL COMPACT DISC BASIC TAPE MECHANISM : 2ZM-1 R9NM STEREO SYSTEM BASIC CD MECHANISM : ZZG-4 YB • This Service Manual does not include “ TEST MODE”. This item will be issued in the next supplement. • This Service Manual is the “Revision Publishing” and replaces “Simple Manual” XR-M700 (K), (S/M Code No.

  • Page 2: Specifications

    SPECIFICATIONS <FM tuner section> <General> Tuning range 87.5 MHz to 108 MHz Power requirements 230 V AC, 50 Hz Usable sensitivity (IHF) 16.8 dBf Power consumption 90 W Antenna terminals 75 ohms (unbalanced) Standby power consumption 1.0 W (power-economizing mode set to ON) <MW tuner section>...

  • 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

    DISASSEMBLY INSTRUCTIONS 1. Disassembling Procedure of the Panels 1-1. Removing the PANEL SIDE R 1-3. Removing the PANEL TOP 1) Remove the three screws and remove the PANEL Remove the six screws and remove the PANEL SIDE R. TOP. (Remove the connector of the cassette deck.) 1-2.
  • Page 5 2. Removal Procedure of the CD Mechanism 2-1. Pulling out the CD mechanism Lay the set on its side and remove the four screws. 1 Remove two screws of the rear side. 2 And, remove the two screws. – 5 –...
  • Page 6 Then, remove the FFC of the CD mechanism side. (22P and 6P) 1 Lift up gently the CHAS MD. 2 Pull out the CHAS REAR to the rear side and remove the screw of 3 from the CHAS While removing the screw of 1, 2 pull out the CD mechanism together with the CHAS MAIN and the CHAS REAR. –...

  • Page 7: Rear Side

    2-2. Removing the CD mechanism from the CHAS MAIN. Remove the two screws. REAR SIDE Insert a screwdriver into the holes of the arrows and remove the two screws attached in the interior. Remove the CHAS MAIN. – 7 –...
  • Page 8 2-3. When checking the operation Fix the CHAS REAR on the main unit again with the screws of 1 of 3-1 (2). Use the 4ZG-1 extension JIG (6P FFC) of the STI SI-98-028 and T/N G-98-39 to keep a service position. (Use the 22P FFC supplied with the set.) Extension JIG for repairing Part Name...

  • Page 9: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-A40-002-080 ZENER,MTZJ5.1C 87-A40-234-080 ZENER,MTZJ5.6A 87-A21-021-040 C-IC,BU2099FV 87-070-136-080 ZENER,MTZJ5.1B 8A-CL3-701-010 C-IC,LC876580W 87-017-149-080 ZENER,HZS6A2L 87-A20-914-010 IC,SPS-442-1-F 87-A20-455-010 IC,HA12211 87-A20-355-010 IC,CXA1553P MAIN C.B 87-A21-452-010 C-IC,BD3876KS2 C104 87-012-368-080 C-CAP,S 0.1-50 F 87-A21-103-040 C-IC,MM1454XFBE...
  • Page 10 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C277 87-010-197-080 CAP, CHIP 0.01 DM C522 87-016-369-080 C-CAP,S 0.033-25 B K C281 87-012-157-080 C-CAP,S 330P-50 CH C524 87-010-401-080 CAP, ELECT 1-50V C282 87-012-157-080 C-CAP,S 330P-50 CH C525 87-016-081-080 C-CAP,S 0.1-16 RK C283...
  • Page 11 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION R220 87-A00-258-080 RES,M/F 0.22-1W J S303 87-A90-095-080 SW,TACT EVQ11G04M R565 87-003-143-080 COIL 4.7 UH S304 87-A90-095-080 SW,TACT EVQ11G04M R566 87-003-143-080 COIL 4.7 UH S305 87-A90-095-080 SW,TACT EVQ11G04M R591 87-003-143-080 COIL 4.7 UH S306...
  • Page 12 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C777 87-010-493-080 CAP,E 0.47-50 M 5L SRE SW C.B C778 87-010-401-080 CAP,ELECT 1-50V C779 87-010-401-080 CAP,ELECT 1-50V S901 87-A90-117-010 SW,PUSH 1-1-1 MPU103 C780 87-010-196-080 CHIP CAPACITOR,0.1-25 S902 87-A90-117-010 SW,PUSH 1-1-1 MPU103 C781 87-010-405-080...
  • Page 13 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-010-197-080 CAP,CHIP 0.01 DM C244 87-010-180-080 C-CAP,S 1500P-50 KB 87-010-374-080 CAP,ELECT 47-10V C251 87-010-552-040 CAP,E 22-16 GAS 87-010-404-080 CAP,ELECT 4.7-50V C495 87-010-196-080 CHIP CAPACITOR,0.1-25 87-010-196-080 CHIP CAPACITOR,0.1-25 87-A60-424-010 CONN,16P V TOC-B 87-010-178-080 C-CAP,S 1000P-50 KB...

  • Page 14: Chip Resistor Part Code

    CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code Value of resistor Chip resistor Dimensions (mm) Wattage Type Tolerance Symbol Resistor Code Form 1/16W 1005 0.35 1/16W 1608 0.45 1/10W 2125 1.25 0.45 1/8W 3216 0.55 TRANSISTOR ILLUSTRATION E C B B C E E C B...

  • Page 15: Wiring - 1 (Main)

    WIRING - 1 (MAIN) – 15 –...

  • Page 16: Schematic Diagram - 1 (Main / Pt1 / Pt2 / Relay)

    SCHEMATIC DIAGRAM – 1 (MAIN / PT1 / PT2 / RELAY) – 16 –...
  • Page 17 WIRING - 2 (FRONT / SW) – 17 –...
  • Page 18 SCHEMATIC DIAGRAM – 2 (FRONT / REC / SW / DECK) – 18 –...
  • Page 19 WIRING - 3 (KEY / REC) – 19 –...
  • Page 20 WIRING - 4 (DECK / RELAY) – 20 –...

  • Page 21: Wiring - 5 (Tuner)

    WIRING - 5 (TUNER) – 21 –...

  • Page 22: Schematic Diagram - 3 (Tuner)

    SCHEMATIC DIAGRAM – 3 (TUNER) – 22 –...
  • Page 23 WIRING - 6 (CD / SWITCH / SENSOR / TRAY / LED / DRIVE) – 23 –...
  • Page 24 SCHEMATIC DIAGRAM – 4 (CD / SWITCH / SENSOR / TRAY / LED / DRIVE) – 24 –...
  • Page 25 WIRING - 7 (PT1 / PT2) – 25 –...
  • Page 26 FL (14–BT–61GNK) GRID ASSIGNMENT / ANODE CONNECTION / PIN CONNECTION GRID ASSIGNMENT – 26 –...

  • Page 27: Pin Connection

    ANODE CONNECTION PIN CONNECTION PIN NO. 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 CONNECTION F1 F1 NP NP P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 P21 P22 P23 PIN NO.

  • Page 28: Ic Block Diagram

    IC BLOCK DIAGRAM IC, BA5936S IC, MM1554XFBE IC, BU2099FV IC, CXA1553P IC, BD3876KS2 – 28 –...
  • Page 29 IC, HA12211 IC, LA9241ML IC, LA1837NL IC, LC72131D – 29 –...
  • Page 30 IC DESCRIPTION IC, LC876580W Pin No. Pin Name Description I-STEREO / During TUNER function, TUNER stereo signal input / I-DRF During CD function, CD ASP IC DRF data input. O-FUNC Function IC expand port pull up VCC switch output. I-RDS-DATA / During TUNER function, RDS serial data input (not used) / O-COIN During CD function, CD DSP IC command in data output.
  • Page 31 Pin No. Pin Name Description P22 / P-DEMO FL segment output / DEMO with panel setting switch input (not used). P21 / DEMO FL segment ouptut / No DEMO (initial clock) setting switch input (not used). P20 / TRAYPOS FL segment output / Tray position switching input. P19 / DS-DET1 FL segment output / CD DSIC detection switch 1 input.
  • Page 32 IC, LA9241ML Pin No. Pin Name Description Connects to the pickup's photo diode; adding this pin to pin FIN1 generates RF signal, FIN2 and subtracting it generates FE signal. FIN1 Connects to the pickup's photo diode. Connects to the pickup's photo diode; subtracting this pin from pin F generates TE signal.
  • Page 33 Pin No. Pin Name Description RFSM Output for RF. RFS– For setting RF gain and 3T compensation constant together with RFSM. SLICE LEVEL CONTROL; output for controlling the data slice level of DSP with RF waveform. Input for controlling the data slice level of DSP. D-GND –...
  • Page 34 IC, LC78622ED Pin No. Pin Name Description DEFI Defect detection signal (DEF) input. Test input. A pull-down resistor is built in. Must be connected to 0V. External VCO control phase comparator output. VVSS – Internal VCO ground. Must be connected to 0V. ISET PDO output current adjustment resistor connection.
  • Page 35 Pin No. Pin Name Description LVSS – Left channel one-bit D/A converter ground. Must be connected to 0V. RVSS – Right channel one-bit D/A converter ground. Must be connected to 0V. RCHO Right channel one-bit D/A converter output. RVDD – Right channel one-bit D/A converter power supply.
  • Page 36 ADJUSTMENT-1 <TUNER / CD> < TUNER SECTION > 6. AM IF Adjustment Settings : • Test point : TP8 (Lch), TP9 (Rch) 1. Clock Frequency Check • Adjustment location : Settings : • Test point : TP2 (CLK) L772 ......450kHz Method : Set to MW 1602kHz and check that the test point is 2052kHz ±...
  • Page 37 ADJUSTMENT-2 <DECK / FRONT> < DECK SECTION > 5. REC/PB Sensitivity Adjustment Settings : • Test tape : TTA–602 1. Tape Speed Adjustment • Test point : TP1 (Rch), TP2 (Lch) Settings : • Test tape : TTA–100 • Input signal : 1kHz (0VU) •...

  • Page 38: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 P.C.B P.C.B HLDR,PWB A 2ZM-1 PLATE,SHLD HT-SINK MAIN HT-SINK P.C.B WIRE,BINDER P.C.B P.C.B HLDR,PWB B P.C.B ZZG-4 CHAS,REAR WIRE,BINDER MOT ASSY CHAS,MAIN – 38 –...

  • Page 39: Mechanical Parts List

    MECHANICAL PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 8A-CL3-008-010 PANEL,A 8A-CJ3-009-010 WINDOW,CASS 8A-CJ3-010-010 WINDOW,CD 82-NF5-218-010 SPR-T,EJECT 1 (SIN) 8A-CL3-009-010 KEY,POWER L3 8A-CJ3-004-010 PANEL,TOP 8A-CJ3-022-010 KNOB,RTRY JOG 82-NF5-229-010 PLATE,LOCK 8A-CJ3-038-010 KNOB ASSY,RTRY MAIN 86-NF9-224-010 SPR-C,LOCK 8A-CL3-004-010...

  • Page 40: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1 / 1 P.C.B SOL1 HLDR,IC CAPSTAN CAPSTAN,2-41.5 HLDR,MOTOR P.C.B HLDR WIRE 3 – 40 –...

  • Page 41: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 82-ZM1-327-310 1D CHAS ASSY,RM 31 82-ZM1-255-310 0E SPR-E,LVR DIR 2 82-ZM1-258-210 0E SPR-T,PINCH L 32 82-ZM1-221-310 0E GEAR,CAM(*) 3 82-ZM1-341-210 1A LVR ASSY,PINCH L2 33 82-ZM1-227-310 0E LVR,TRIG 4 82-ZM1-333-210 0E PLATE,LINK2 34 82-ZM1-224-410 0E LVR,FR...

  • Page 42: Cd Mechanism Exploded View

    CD MECHANISM EXPLODED VIEW 1 / 3 <ZZG–4 B> P.C.B P.C.B 8ZG-5 A1 P.C.B CD MECHANISM PARTS LIST 1 / 3 <ZZG–4 B> REF. NO. PART NO. KANRI DESCRIPTION 1 88-906-191-110 0E FF-CABLE,6P 1.25 2 84-ZG2-612-110 1A CABLE,FFC 4P L=130 3 8Z-ZG4-613-010 0E FF-CABLE, 4P 1.0 210MM 4 8Z-ZG4-610-010 0E FF-CABLE, 16P 1.0 70MM PIC –...
  • Page 43 CD MECHANISM EXPLODED VIEW 2 / 3 <8ZG–5 A1> P.C.B 3ZG-2 YE3NM P.C.B P.C.B P.C.B SPR-E LOCK C2 LEVER LOCK C2 – 43 –...
  • Page 44 CD MECHANISM PARTS LIST 2 / 3 <8ZG–5 A1> REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 88-ZG5-241-010 0E LEVER,LOCK C 41 88-ZG5-279-010 1B LEVER ASSY,ROLLER L 2 88-ZG5-242-010 0E SPR-T,LOCK C 42 88-ZG5-287-010 0E ROLLER ASSY, 3 88-ZG5-206-010 0E GEAR,BASE A 43 87-B10-220-010 0E W-P,0.94-5-0.25 SLIT 4 88-ZG5-207-010 0E GEAR,BASE B...
  • Page 45 CD MECHANISM EXPLODED VIEW 3 / 3 <3ZG–2 YE3NM> M21 (SLED MOTOR) M20 (SPINDLE MOTOR) P.C.B CD MECHANISM PARTS LIST 3 / 3 <3ZG–2 YE3NM> REF. NO. PART NO. KANRI DESCRIPTION 1 83-ZG2-243-210 -- CHAS ASSY,SHT 2 83-ZG2-235-010 -- GEAR,A3 3 83-ZG2-205-210 0E GEAR,B 4 83-ZG2-236-010 -- GEAR MOTOR 3 5 83-ZG2-253-010 -- SHAFT,SLIDE 5...
  • Page 46 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9620450 0251431 Printed in Singapore...

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