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Aiwa HS-RDS70YZ Service Manual

Stereo radio basic tape mechanism: 7zm-5 p1n
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HS-RDS70
YZ
SERVICE MANUAL
STEREO RADIO
BASIC TAPE MECHANISM : 7ZM–5 P1N
CASSETTE PLAYER
S/M Code No. 09-99B-420-7R1

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Summary of Contents for Aiwa HS-RDS70YZ

  • Page 1 HS-RDS70 SERVICE MANUAL STEREO RADIO BASIC TAPE MECHANISM : 7ZM–5 P1N CASSETTE PLAYER S/M Code No. 09-99B-420-7R1...

  • Page 2: Specifications

    Load impedance: 16 – 32ohms Power source: DC 3V using two R6 (size AA) dry cell batteries AC house current using the optional AC adaptor Aiwa Maximum dimensions: 113.1(W)x86.8(H)x35(D)mm in.) Weight: Approx.180g (6.3 oz) Design and specifications are subject to change •...

  • Page 3: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C140 87-010-186-080 CAP,CHIP 4700P C141 87-010-186-080 CAP,CHIP 4700P 87-A20-851-040 C-IC,TA2111F C143 87-010-196-080 CHIP CAPACITOR,0.1-25 87-A21-555-040 IC,MM1376BF C144 87-010-196-080 CHIP CAPACITOR,0.1-25 87-A20-983-040 C-IC,RN5RK501A C150 87-010-322-080 CHIP CAPACITOR,100P 87-A20-904-080 C-IC,TK11823MTL...

  • Page 4: Chip Resistor Part Code

    REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION IFT105 87-A90-663-010 IFT,MW 5L H6.4 C711 87-012-195-080 C-CAP,S 100P-50 CH 87-A60-438-010 JACK,3.5 BLK ST W/O SW (1537) C713 87-012-195-080 C-CAP,S 100P-50 CH 87-A60-849-010 JACK,DC DIA 2.75 BLK C714 87-A10-263-080 CHIP CAPACITOR,0.1-16 ZF L101...

  • Page 5: Transistor Illustration

    TRANSISTOR ILLUSTRATION LCD DIAGRAM LCD, HLC7492-011400 GRID ASSIGNMENT RN1310 RN1404 RN2411 2SC2714 2SC2712 2SA1362 ANODE CONNECTION...

  • Page 6: Wiring-1 (Main)

    WIRING–1 (MAIN)
  • Page 7 SCHEMATIC DIAGRAM–1 (MAIN / CONT)
  • Page 8 WIRING–2 (CONT)

  • Page 10: Ic Block Diagram

    IC BLOCK DIAGRAM IC, TK11823MTL IC, S-81223SG-QW-T2 IC, LB1877M IC, BU1920FS...
  • Page 11 IC DESCRIPTION IC, UPD753017A-012 IC, S-80815ANNP-EDC-T2 Pin No. Pin Name Description 1 ~ 20 S12~S31 LCD segment output. 21 ~ 24 COM0 ~ COM3 LCD common output. BIAS Power supply for LCD. 26 ~ 28 VLC0 ~ VLC2 – P40 (WORLD AREA) Area switch.
  • Page 12 ADJUSTMENT KEY MATRIX Input MAIN C.B P63 / KR3 Output P60 / KR0 P61 / KR1 P62 / KR2 – P70 / KR4 TUN – UP – TRAFFIC P71 / KR5 TUN – DOWN – – PRESET + P72 / KR6 –...

  • Page 13: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1/1 MECHANICAL PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 8Z-HR7-002-010 PANEL,CASS 8Z-HR7-014-010 BTN,REW RDS 8Z-HR7-007-010 KNOB,SL HOLD 8Z-HR7-013-010 BTN,FF RDS...

  • Page 14: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1/1 HEAD FLEX. C.B...

  • Page 15: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1/1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-ZM5-218-010 LEVER,MOD SEL 2 87-ZM5-261-010 LEVER,AUTO 2S 87-ZM5-248-010 SPR-T,PINCH L 87-ZM5-253-010 BELT,MAIN 87-ZM5-232-010 ARM,PINCH L 87-ZM5-258-010 CAP,CAPSTAN 87-ZM5-255-010 ROLLER ASSY,PINCH 87-ZM5-245-010 SPR-T,DIR 87-ZM5-210-010 LEVER,PLAY 87-ZM5-243-010 SPR-T,FF...
  • Page 16 2-11, IKENOHATA 1-CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9630469 0251431 Printed in Singapore...

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