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Aiwa AV-DV75 Service Manual
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Aiwa AV-DV75 Service Manual

Aiwa AV-DV75 Service Manual

Stereo av receiver
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AV-DV75
EZ
SERVICE MANUAL
STEREO AV RECEIVER
S/M Code No. 09-994-324-8N2

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Summary of Contents for Aiwa AV-DV75

  • Page 1 AV-DV75 SERVICE MANUAL STEREO AV RECEIVER S/M Code No. 09-994-324-8N2...

  • Page 2: Block Diagram

    BLOCK DIAGRAM TUNER C.B MAIN C.B FRONT C.B TUNER BLOCK FL101 (DISPLAY) TUNE/IFC TUNE/IFC IC721 PLL-CE PLL-CE LC72131D TM-BASS T-BASE IC101,102 IF/DET MPX BU4049BLF µCON DATA IC771 DATA IC103 LA1837 µPD780028GF-027-3BA DRIVER IC851 S110,112,114~116 TUNER L BU1920FS S403 STB-31 ADO/CS KEY1 MATRIX L OUT...

  • Page 3: Schematic Diagram-1 (Main 1/2)

    SCHEMATIC DIAGRAM-1 (MAIN 1/2)
  • Page 4 WIRING-2 (AC/PT) SCHEMATIC DIAGRAM-2 (AC/PT)
  • Page 5 SCHEMATIC DIAGRAM-3 (MAIN 2/2)
  • Page 6 SCHEMATIC DIAGRAM-4 (FRONT)

  • Page 7: Schematic Diagram-5 (Tuner)

    SCHEMATIC DIAGRAM-5 (TUNER) DC BALANCE/MONO DISTORTION ADJ. MW IF ADJ. J802 TU +B ANTENNA FM 75Ω (COAXIAL) MW/LW LOOP DATA BAND SWITCH RF AMP TU +B FM/AM IF DET./MPX/ TRACKING DECODER ADJ. BAND BAND SWITCH SWITCH LW VT ADJ LW TRACKING ADJ. TUNER C.B...
  • Page 8 SCHEMATIC DIAGRAM-6 (DOLBY)
  • Page 9 SCHEMATIC DIAGRAM-7 (HP/VIDEO/GEQ)