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Aiwa Z-L700 Service Manual

Compact disc stereo cassette receiver
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SERVICE MANUAL
COMPACT DISC STEREO
CASSETTE RECEIVER
SYSTEM
Z-L700
Z-L800
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
Z-L700 (U) / Z-L800 (LH), (S/M Code No. 09-002-422-7T1).
• If requiring information about the CD mechanism, see Service Manual of 6ZG-1,
(S/M Code No. 09-001-338-7N2).
• If requiring information about the Stereo Turntable, see Service Manual of
PX-E860 (U), (S/M Code No. 09-993-322-0R1).
CD
SPEAKER
CASSEIVER
CX-ZL700
SX-WZL700
CX-ZL800
SX-WZL800
S/M Code No. 09-004-422-7R1
Z-L700
Z-L800
BASIC TAPE MECHANISM : 2ZM-3MK2 PR5NM
BASIC CD MECHANISM : 6ZG-1 ZRDM
STEREO
TURNTABLE
PX-E860
-
U
LH
REMOTE
CONTROLLER
RC-ZAS12

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Summary of Contents for Aiwa Z-L700

  • Page 1 CX-ZL800 SX-WZL800 • This Service Manual is the “Revision Publishing” and replaces “Simple Manual” Z-L700 (U) / Z-L800 (LH), (S/M Code No. 09-002-422-7T1). • If requiring information about the CD mechanism, see Service Manual of 6ZG-1, (S/M Code No. 09-001-338-7N2).

  • Page 2: Specifications

    SPECIFICATIONS <FM tuner section> <Speaker system SX–WZL700 (U)> Tuning range 87.5 MHz to 108 MHz Cabinet type 3 way, built-in subwoofer Usable sensitivity (IHF) 13.2 dBf Speakers Subwoofer : Antenna terminals 75 ohms (unbalanced) 200 mm (7 in.) cone type Full range : <AM 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: Note On Before Starting Repair

    NOTE ON BEFORE STARTING REPAIR 1. Forced discharge of electrolytic capacitor of power supply block When repair is going to be attempted in the set that uses relay circuit in the power supply block, electric potential is kept charged across the electrolytic capacitors (C101, 102) even though AC power cord is removed.
  • Page 5 In such a case, check also if the POWER AMPLIFIER circuit or power supply circuit has any abnormalities or not. 2-2. Regarding reset There are cases that the machine does not work correctly because the MICROCOMPUTER is not reset even though the AC power cord is re-inserted, or the software reset (pressing the STOP key + POWER key) is performed.

  • Page 6: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-A40-745-080 ZENER,UZ4.7BSA 87-A40-749-080 ZENER,UZ5.6BSB<8LH> 8A-MA3-656-010 C-IC,LC876580W-5P55 87-017-149-080 ZENER,HZS6A2L 87-A21-418-010 IC,STK490-340<8LH> 87-A21-397-010 IC,STK490-070 87-A21-021-040 C-IC,BU2099FV MAIN C.B 87-A20-783-040 C-IC,BA7762AFS 87-A10-712-080 C-CAP,S 0.22-50 F 87-A21-577-040 C-IC,M61506FP 87-A10-712-080 C-CAP,S 0.22-50 F 87-A21-482-010...
  • Page 7 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C351 87-012-140-080 CAP 470P-50 C636 87-A10-307-080 CAP-M,S 0.1-50 C352 87-012-140-080 CAP 470P-50 C637 87-A10-307-080 CAP-M,S 0.1-50 C354 87-010-175-080 CAP 560P-50 C638 87-A10-307-080 CAP-M,S 0.1-50 C355 87-010-178-080 C-CAP,S 1000P-50 KB C639 87-010-405-080 CAP, ELECT 10-50V...
  • Page 8 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C984 87-010-197-080 CAP, CHIP 0.01-25KB C132 87-012-156-080 C-CAP,S 220P-50 CH C987 87-010-197-080 CAP, CHIP 0.01-25KB C133 87-010-316-080 C-CAP,S 33P-50 CH C991 87-010-312-080 C-CAP,S 15P-50 CH C135 87-018-209-080 CAP, TC U 0.01-50 C992 87-010-312-080 C-CAP,S 15P-50 CH...
  • Page 9 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION LED211 87-A40-496-040 LED,SLR-342PCT31 GRN J201 87-A61-148-010 JACK,PIN 4P R/W BLUE LED212 87-A40-317-080 LED,SLR-342VCT31 RED L251 87-A50-610-010 COIL,1UH-S LED213 87-A40-317-080 LED,SLR-342VCT31 RED L252 87-A50-610-010 COIL,1UH-S LED214 87-A40-317-080 LED,SLR-342VCT31 RED R131 87-A00-262-080 RES,M/F 0.15-2W J<8LH>...
  • Page 10 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION S813 87-A90-095-080 SW,TACT EVQ11G04M PT C.B S815 87-A90-095-080 SW,TACT EVQ11G04M S816 87-A90-095-080 SW,TACT EVQ11G04M 87-A11-148-080 CAP,TC U 0.1-50 Z F S817 87-A90-095-080 SW,TACT EVQ11G04M<8LH> 87-A11-148-080 CAP,TC U 0.1-50 Z F S821 87-A90-095-080 SW,TACT EVQ11G04M...

  • Page 11: Chip Resistor Part Code

    HEAD-2 C.B 85-ZM3-601-010 PWB,FLEX I CON351 83-NEG-608-010 CONN ASSY,8P-RPB CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code Value of resistor Chip resistor Dimensions (mm) Symbol Wattage Type Tolerance Resistor Code Form 1/16W 1005 0.35 1/16W 1608 0.45 1/10W 2125 1.25...

  • Page 12: Transistor Illustration

    TRANSISTOR ILLUSTRATION E C B E C B E C B B C E 2SB1370 CD1585 CC5551 2SB1237 FN1016 CSA952 FP1016 CSC4115 KTA1266 KTC3198 KTC3199 E C B G D S 2SA933 2SK3053 KRA102 2SJ461-T1 2SA1235 DTC114ES 2SC2714 KRA104 2SK2158 2SC3052 KRA107 2SD1306...
  • Page 13 WIRING - 1 (MAIN / VM) – 13 –...
  • Page 14 SCHEMATIC DIAGRAM - 1 (MAIN 1 / 3 <AMP> / VM) – 14 –...
  • Page 15 SCHEMATIC DIAGRAM - 2 (MAIN 2 / 3 <DECK> / HEAD - 1 / HEAD - 2 ) – 15 –...
  • Page 16 SCHEMATIC DIAGRAM - 3 (MAIN 3 / 3 <TUNER>) – 16 –...
  • Page 17 WIRING - 2 (MICON) – 17 –...
  • Page 18 SCHEMATIC DIAGRAM - 4 (MICON / DECK) – 18 –...
  • Page 19 WIRING - 3 (CNTL) – 19 –...
  • Page 20 SCHEMATIC DIAGRAM - 5 (CNTL / MIC / KEY CD / DK1 LED / DK2 LED) – 20 –...
  • Page 21 WIRING - 4 (U : AMP IF) – 21 –...
  • Page 22 SCHEMATIC DIAGRAM - 6 (U : AMP IF) – 22 –...
  • Page 23 WIRING - 5 (LH : AMP IF) – 23 –...
  • Page 24 SCHEMATIC DIAGRAM - 7 (LH : AMP IF) – 24 –...
  • Page 25 WIRING - 6 (U : PT) – 25 –...
  • Page 26 SCHEMATIC DIAGRAM - 8 (U : PT) – 26 –...
  • Page 27 WIRING - 7 (LH : PT) – 27 –...
  • Page 28 SCHEMATIC DIAGRAM - 9 (LH : PT) – 28 –...
  • Page 29 WIRING - 8 (KEY CD / DK1 LED / DK2 LED / MIC) – 29 –...
  • Page 30 WIRING - 9 (DECK / HEAD-1 / HEAD-2) – 30 –...

  • Page 31: Ic Block Diagram

    IC BLOCK DIAGRAM IC, M65849BFP631D IC, M61506FP IC, BD3876KS2 IC, BU9990-03FS – 31 –...
  • Page 32 IC, BA7762AFS IC, LA1843 IC, LC72131D IC, BU2092F – 32 –...
  • Page 33 IC, BU2099FV – 33 –...
  • Page 34 ADJUSTMENT <TUNER / DECK / FRONT> A MAIN C.B L802 L951 L801 SFR352 SFR351 IC801 (1/3) TP2 (CLK) FFE831 (VT) TP8 (LCH) TP9 (RCH) < TUNER SECTION > 1. Clock Frequency Check 5. FM Tracking Check Settings : • Test point : TP2 (CLK) Settings : •...
  • Page 35 B MICON C.B FL101 IC101 L101 (O-KSCAN) D-GND DECK–1 P HEAD DECK-2 R/P/E HEAD K DECK C.B SFR1 < DECK SECTION > 8. Tape Speed Adjustment (DECK 2) Settings : • Test tape : TTA–100 12. REC/PB Frequency Response Adjustment (DECK 2) •...
  • Page 36 IC DESCRIPTION IC, LC876580W-5P55 Pin No. Pin Name Description M-CLK Common serial clock. M-DATA Common serial data. M-STB Common serial strobe. PLL-CE Tuner PLL IC chip enable. SR-LCK Shift register IC LATCH clock. RYM-CS RHYTHM IC chip select. POWER Audio power ON/OFF. MUTE System MUTE ON/OFF.
  • Page 37 Pin No. Pin Name Description P27/RHYTHM FL segment P27 output / RHYTHM function detection. "H" : ON P26/KEYCON FL segment P26 output / KEYCON function detection. "H" : ON P25/5MODE FL segment P25 output / GEQ 5MODE select. "H" : 5 MODE (Not used) P24/ECO FL segment P24 output / ECO mode detection.
  • Page 38 FL (BJ751GNK) GRID ASSIGNMENT AND ANODE CONNECTION GRID ASSIGNMENT – 38 –...
  • Page 39 ANODE CONNECTION – 39 –...

  • Page 40: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 – 40 –...

  • Page 41: Mechanical Parts List

    PANEL,CD LED 63 87-MA3-062-010 FOOT, H17 21 8A-MA3-037-010 PANEL ASSY,TRAY 3 64 8A-MA3-045-010 PANEL,SIDE L 3<LH> 22 87-B00-002-010 BADGE AIWA 30 ABS S1 64 8A-MA3-047-010 PANEL,SIDE L 3 (U)<U> 23 87-NF4-216-010 HLDR,LOCK 1 65 8A-MA3-046-010 PANEL,SIDE R 3<LH> 24 8A-MA3-093-010...

  • Page 42: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1 / 1 PH(DECK 1) RPH(DECK 2) DECK C.B SOL 2 SOL 1 (DECK 2) (DECK 1) HEAD 1 C.B(DECK 1) HEAD 2 C.B(DECK 2) (DECK 1) (DECK 1) (DECK 2) (DECK 2) – 42 –...

  • Page 43: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 82-ZM3-301-519 CHAS ASSY,M2 36 82-ZM1-236-019 CAPSTAN N 2-41.5 2 82-ZM1-258-110 SPR-T,PINCH L 37 82-ZM1-239-019 CAPSTAN N 2.2-41.7 3 82-ZM1-341-110 LVR ASSY,PINCH L2 38 82-ZM1-322-019 SPR-T,FR60 4 82-ZM1-333-010...

  • Page 44: Speaker Disassembly Instructions

    SPEAKER DISASSEMBLY INSTRUCTIONS Type.1 Type.4 Insert a flat-bladed screwdriver into the position indicated by the TOOLS arrows and remove the panel. Remove the screws of each speaker 1 Plastic head hammer unit and then remove the speaker units. 2 (() flat head screwdriver 3 Cut chisel How to Remove the PANEL, FR Type.2...

  • Page 45: Speaker Parts List

    SPEAKER PARTS LIST <SX-WZL700 (YUSL), SX-WZL800 (YLSL)> REF. NO. PART NO. KANRI DESCRIPTION 1 8A-MS3-001-010 PANEL,FR 2 8A-MS3-002-010 PANEL,TW 3 8A-MS3-003-010 PANEL,BA 4 8A-MS3-004-010 PLATE,NAME 5 8A-MS3-006-010 GRILLE,FRAME ASSY 6 8A-MS3-010-010 PROTECTOR 7 8A-MS3-013-010 PANEL,BA B 8 8A-MS3-603-010 SPKR,M 120 9 88-MS1-608-010 SPKR, CERAMIC 10 88-NS5-611-010...
  • Page 46 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9301978 9630472 0251431 Printed in Singapore...

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