Aiwa Z-L500 Service Manual
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Aiwa Z-L500 Service Manual

Aiwa Z-L500 Service Manual

Compact disc stereo cassette receiver
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SERVICE MANUAL
COMPACT DISC STEREO
CASSETTE RECEIVER
SYSTEM
Z–L500 (EZ)
Z–L500 (K)
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
Z-L500 (K, EZ), (S/M Code No. 09-002-424-0T2).
• 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 (K), (S/M Code No. 09-993-322-0R4).
CD
SPEAKER
CASSEIVER
CX–ZL500
SX–WZL500
S/M Code No. 09-003-424-0R2
Z-L500
BASIC TAPE MECHANISM : ZZM-3 PR1NM
BASIC CD MECHANISM : 6ZG-1 ZRDM
REMOTE
CONTROLLER
RC–ZAS02
K, EZ
STEREO
TURNTABLE
–
PX–E860

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Summary of Contents for Aiwa Z-L500

  • Page 1 Z–L500 (K) PX–E860 • This Service Manual is the "Revision Publishing" and replaces "Simple Manual" Z-L500 (K, EZ), (S/M Code No. 09-002-424-0T2). • 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 (K), (S/M Code No.

  • Page 2: Specifications

    SPECIFICATIONS <FM tuner section> <Cassette deck section> Tuning range 87.5 MHz to 108 MHz Track format 4 tracks, 2 channels stereo Usable sensitivity (IHF) 13.2 dBf Frequency response 50 Hz – 12500 Hz Antenna terminals 75 ohms (unbalanced) Recording system AC bias Heads Deck 1 : Playback head x 1...

  • 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-A10-712-080 CHIP CAPACITOR,0.22-50 87-A10-712-080 CHIP CAPACITOR,0.22-50 8A-MA5-656-010 C-IC,LC876580W-5P44 87-A10-712-080 CHIP CAPACITOR,0.22-50 87-A21-417-010 IC,STK490-310 87-A10-712-080 CHIP CAPACITOR,0.22-50 87-A21-396-010 IC,STK490-040 87-A10-712-080 CHIP CAPACITOR,0.22-50 87-A21-021-040 C-IC,BU2099FV 87-A21-419-040 C-IC,NJM14558MD-TE2 87-A10-712-080 CHIP CAPACITOR,0.22-50...
  • Page 7 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C232 87-010-196-080 CHIP CAPACITOR,0.1-25 C630 87-A10-201-080 CAP, S 0.33-16 C233 87-010-190-080 CAP, CHIP 0.01-50 C631 87-010-185-080 C-CAP,S 3900P-50 B C234 87-010-190-080 CAP, CHIP 0.01-50 C632 87-010-185-080 C-CAP,S 3900P-50 B C241 87-016-081-080 C-CAP, S 0.1-16 KR GRM...
  • Page 8 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C948 87-012-140-080 C-CAP,S 470P-50 J CH 87-A91-179-010 HLDR,WIRE 2.5-11P C952 87-010-197-080 CAP, CHIP 0.01-25 KB C2012 X861 87-A70-091-010 VIB,XTAL 4.332MHZ CSA-309 C957 87-010-311-080 C-CAP,S 12P-50 J CH X991 87-A70-061-010 VIB,XTAL 4.500MHZ CSA-309 C958...
  • Page 9 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION LED204 87-A40-496-040 LED,SLR-342PCT31 GRN C101 87-010-387-080 CAP,E 470-25 SME LED205 87-A40-317-080 LED,SLR-342VCT31 RED C116 87-010-403-040 CAP,E 3.3-50 SME LED208 87-A40-496-040 LED,SLR-342PCT31 GRN CN101 87-A61-122-010 CONN,11P V TID-A LED210 87-A40-317-080 LED,SLR-342VCT31 RED F101...

  • Page 10: Transistor Illustration

    TRANSISTOR ILLUSTRATION E C B E C B E C B B C E 2SB1370 KTA1266GR 2SC3331(T/U) CSC4115BC KTC3198GR CD1585BC CSA952K E C B S D G DTC114ES 2SJ460 2SK2158 2SA1235F 2SD1306E KTC3199GR 2SK2541 2SJ461-T1 2SC2714O KRA102S KRC102S-RTK 2SC3052F KRA107S CMBT5551 CSD1306E CMBT5401...
  • Page 11 WIRING – 1 (MAIN) – 11 –...

  • Page 12: Schematic Diagram - 1 (Main 1 / 2 : Amp Section)

    SCHEMATIC DIAGRAM – 1 (MAIN 1 / 2 : AMP SECTION) – 12 –...

  • Page 13: Schematic Diagram - 2 (Main 2 / 2 : Tuner Section)

    SCHEMATIC DIAGRAM – 2 (MAIN 2 / 2 : TUNER SECTION) – 13 –...
  • Page 14 WIRING – 2 (MICON) – 14 –...
  • Page 15 SCHEMATIC DIAGRAM – 3 (MICON / DECK) – 15 –...
  • Page 16 WIRING – 3 (CNTL / KEY CD) – 16 –...
  • Page 17 SCHEMATIC DIAGRAM – 4 (CNTL / KEY CD) – 17 –...
  • Page 18 WIRING – 4 (PT) CNA001 – 18 –...

  • Page 19: Schematic Diagram - 5 (Pt)

    SCHEMATIC DIAGRAM – 5 (PT) – 19 –...

  • Page 20: Wiring - 5 (Deck)

    WIRING – 5 (DECK) FROM B MICON C. B CN104 F DECK C . B FC104 – 20 –...
  • Page 21 IC DESCRIPTION IC, LC876580W-5P44 Description Pin No. Pin Name M-CLK Main IC control serial CLOCK output. M-DATA Main IC control serial DATA output. TU-ON Tuner supply control. L: ON. PLL-CE TUNER PLL IC control CHIP ENABLE output. SR-LCK SHIFT REGISTER IC control LATCH CLOCK output. BIAS Recording bias control.
  • Page 22 Description Pin No. Pin Name P27/RHYTHM FL segment P27 output/RHYTHM setting switching input. H: Present (Not used). FL segment P26 output. FL segment P25 output/GEQ 5MODE/4MODE setting input. H: 5 MODE P25/5MODE (Not used). P24/ECO FL segment P24 output/ECO setting switching input. H: ECO mode off (Not used). 60, 61 P23, P22 FL segment P23, P22 output.

  • Page 23: Ic Block Diagram

    IC BLOCK DIAGRAM IC, BU2099FV IC, LC72131D – 23 –...
  • Page 24 IC, M61506FP IC, LA1843 – 24 –...
  • Page 25 IC, M61503FP IC, BU1920FS – 25 –...
  • Page 26 FL (BJ746GNK) GRID ASSIGNMENT & ANODE CONNECTION GRID ASSIGNMENT – 26 –...
  • Page 27 ANODE CONNECTION – 27 –...
  • Page 28 ADJUSTMENT <TUNER / DECK / MICON> MAIN C.B TC943 L802 L801 TP4 (DC BALANCE) IC801 L941 TP3 (DC BALANCE) SFR451 SFR452 L951 TP2 (CLK) L942 (3/3) (1/3) TP1 (VT) TP5 (LCH) FFE831 TP6 (RCH) MICON C.B FL101 IC101 L101 (O-KSCAN) TP8(GND) DECK C.B DECK–1 P HEAD...
  • Page 29 < TUNER SECTION > 1. Clock Frequency Check 7. FM VT Check Settings : • Test point : TP2 (CLK) Settings : • Test point : TP1 (VT) Method : Set to MW 1602kHz and check that the test point is Method : Set to FM 108.0MHz and check that the test 2052kHz ±...
  • Page 30 < DECK SECTION > 16. REC/PB Frequency Response Adjustment (DECK 2) 12. Tape Speed Adjustment (DECK 2) Settings : • Test tape : TTA–602 Settings : • Test tape : TTA–100 • Test point : TP5(Lch), TP6(Rch) • Test point : TP5(Lch), TP6(Rch) •...

  • Page 31: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 – 31 –...

  • Page 32: Mechanical Part List

    20 8A-MA5-037-010 PANEL ASSY,TRAY 5 D 87-067-581-010 BVT2+3-15 W/O 21 87-NF4-216-010 HLDR,LOCK 1 E 87-067-688-010 BVTT+3-6 22 87-B00-002-010 BADGE,AIWA 30 ABS SIL F 87-067-975-010 S-SCREW,1T+4-8 23 8A-MA3-093-010 KNOB ASSY,RTRY JOG G 87-067-641-010 UTT2+3-8(W/O SLOT)BL 24 8A-MA5-031-010 PANEL,FR RDS 5 H 87-067-758-010...

  • Page 33: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1 / 1 TERMINAL, TERMINAL,LB1 IC, EW732 IC, EW732 P.C.B – 33 –...
  • Page 34 TAPE MECHANISM PART LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 8Z-ZM3-227-010 BELT,MAIN M3 8Z-ZM3-233-010 SPR-T,BRG M3 8Z-ZM3-235-010 BELT,MAIN L 84-ZM2-227-310 SPR-C,AZIMUTH 8Z-ZM1-235-010 PULLEY,MOT 87-A90-403-110 HEAD,RPH MS15R 87-045-347-010 MOT,SHU2L 70 87-A90-404-010 HEAD,EH LE15B 8Z-ZM1-232-010 GEAR,IDL FF/REW 8Z-ZM3-239-010...
  • Page 35 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 36: Accessories / Package List

    SPEAKER PARTS LIST SX-WZL500 (YSL, YSC) REF. NO. PART NO. KANRI DESCRIPTION 1 8A-MS5-001-010 PANEL,FR 2 8A-MS5-015-010 PANEL,DUCT RING 3 8A-MS5-002-010 GRILLE,FRAME ASSY A 4 8A-MS5-005-010 GRILLE,FRAME ASSY B 5 8A-MS5-602-010 SPKR,W 200 6 8A-MS5-604-010 SPKR,M 120 7 88-MS1-608-010 SPKR,CERAMIC 8 88-NS3-605-010 CAP, 9 88-MS1-610-010...
  • Page 37 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9420208 9630472 0251431 Printed in Singapore...

This manual is also suitable for:

Z-l500kZ-l500ezSx–wzl500Cx–zl500Rc–zas02Px–e860

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