Aiwa HV-GX915 HV-GX935 HV-FX990 HV-FX5700 HV-FX7750 free download

File name HVGX 915 990REV.pdf

HV-FX7750 HV-FX5700 HV-FX990 HV-GX935 HV-GX915 LE LE LE LE LE HV-FX7750, FX5700 HV-FX990, GX935, GX915 SERVICE MANUAL STEREO VIDEO CASSETTE RECORDER <7750/5700> VIDEO CASSETTE RECORDER <990/935/915> BASIC VIDEO MECHANISM : D33K-4HF/PAL(6721R-0250B)<7750,5700> : D33K-4HD/PAL(6721R-0230B)<990> : D33K-2HD/PAL(6721R-0212A)<935,915> This Service Manual is the "Revision Publishing" and replaces "Simple Manual" (S/M Code No. 09-007-347-2T1). RE S/M Code No. 09-007-347-2R1 VI DA TA SIO N TABLE OF CONTENTS SPECIFICATIONS ... 3 ACCESSORIES LIST ... 3 DISASSEMBLY INSTRUCTIONS ... 4 SERVICE POSITION ... 5 VCR TEST TAPE INTERCHANGEABILITY TABLE ... 6 ELECTRICAL MAIN PARTS LIST ... 7 ~ 9 TRANSISTOR ILLUSTRATION ... 9 WIRE HARNESS DIAGRAM ... 10 BLOCK DIAGRAM ... 11 ~ 22 SCHEMATIC DIAGRAM 1. POWER/TUNER/NICAM <7750/5700> ... 23 ~ 24 2. POWER/TUNER <990/935/915> ... 25 ~ 26 3. AUDIO/VIDEO SECTION ... 29 ~ 30 4. Hi-Fi AUDIO/SCART <7750/5700> ... 31 ~ 32 5. SCART <990/935/915> ... 33 ~ 34 6. SYSTEM CONTROL/SERVO <7750/5700> ... 35 ~ 36 7. SYSTEM CONTROL/SERVO <990/935/915> ... 39 ~ 40 8. KEY1 <7750/5700> ... 47 9. KEY2 <7750/5700> ... 47 10. KEY1 <990/935/915> ... 49 11. KEY2 <990/935/915> ... 49 WAVEFORM AUDIO/VIDEO SECTION ... 28 SYSTEM CONTROL/SERVO SECTION ... 38 VOLTAGE CHART 1. POWER SECTION ... 25 2. AUDIO/VIDEO SECTION ... 27 3. Hi-Fi AUDIO/SCART SECTION ... 33 4. SYSTEM CONTROL/SERVO SECTION ... 37 FL DISPLAY ... 41 ~ 42 WIRING 1. MAIN C.B <7750/5700> ... 43 ~ 44 2. MAIN C.B <990/935/915> ... 45 ~ 46 3. KEY1 C.B <7750/5700> ... 48 4. KEY2 C.B <7750/5700> ... 48 5. KEY1 C.B <990/935/915> ... 50 6. KEY2 C.B <990/935/915> ... 50 7. NICAM C.B ... 51 ADJUSTMENT ...