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Aiwa HV-GX910 Video cassette recorder
Manufacturer:
Model:
HV-GX910
Date:
unknown
Class:
Type:
SubType:
Service Manual
Manual type:
Service Manual
Pages:
67
Size:
5.31 Mbytes (5566777 Bytes)
Language:
english
Revision:
Manual-ID:
09-996-332-6R1
Date:
unknown
Quality:
Electronic document, no scan, very well readable.
Upload date:
05 February 2017
MD5:
68e07657215c91bfa9347a2fbcaf57e9
Downloads:
1967

Information

This Service Manual is the "Revision Publishing" and replaces "Simple Manual" (S/M Code No. 09-996-332-6T1). SPECIFICATIONS ... 3 ACCESSORIES LIST ... 3 DISASSEMBLY INSTRUCTIONS ... 4 SERVICE POSITION ... 5 VCR TEST TAPE INTERCHANGEABILITY TABLE ... 6 ELECTRICAL MAIN PARTS LIST ... 7 ~ 8 WIRE HARNESS DIAGRAM ... 9 BLOCK DIAGRAM ... 10 ~ 18 SCHEMATIC DIAGRAM 1. POWER SECTION ... 19 ~ 20 2. AUDIO/VIDEO SECTION ... 21 ~ 22 3. SYSTEM CONTROL/SERVO/OSD SECTION) .. 25 ~ 26 4. SCART SECTION ... 27 ~ 28 5. TUNER/IF SECTION ... 29 6. FRONT 1 C.B ... 30 WAVEFORM 1. VIDEO SECTION ... 23 2. SERVO/OSD SECTION ... 24 3. TUNER/IF SECTION ... 30 TRANSISTOR ILLUSTRATION ... 24 WIRING 1. MAIN C.B SECTION ... 31~ 32 2. FRONT 1 C.B SECTION ... 33 3. FRONT 2 C.B SECTION ... 33 IC DESCRIPTION ... 34 ~ 39 ADJUSTMENT ... 40 ~ 41 MECHANICAL EXPLODED VIEW 1/1 ... 42 MECHANICAL PARTS LIST 1/1 ... 43 MECHANISM EXPLODED VIEW 1/3, 2/3, 3/3 ... 44,46,48 MECHANISM PARTS LIST 1/3, 2/3, 3/3 ... 45,47,49 DECK MECHANISM PARTS LOCATIONS Top View ... 50 Bottom View ... 50 DECK MECHANISM DISASSEMBLY 1. Drum Assembly ... 51 2. Plate Assembly Top ... 53 3. Holder Assembly CST ... 53 4. Guide CST ... 53 5. Bracket Side (L)/Bracket Assembly Door ... 53 6. Arm Assembly F/L ... 53 7. Lever Assembly S/W ... 53 8. Arm Assembly Cleaner ... 54 9. Head F/E ... 54 10. Base Assembly A/C Head ... 54 11. Brake Assembly S ... 55 12. Brake Assembly T ... 55 13. Arm Assembly Tension ... 55 14. Reel S & Reel T ... 55 15. Support CST ... 56 16. Base Assembly P4 ... 56 17. Opener Lid ... 56 18. Arm Assembly T/up ... 56 19. Arm Assembly Pinch ... 56 20. Belt Capstan/Motor Capstan ... 57 21.Clutch Assembly D33 ... 57 22. Lever F/R ... 57 23. Gear Assembly H-UP/D or Gear Assembly UP/D ... 57 24. Bracket Assembly Jog ... 58 25. Guide Rack F/L, Gear Rack F/L ... 58 26. Brake Assembly Capstan ... 58 27. Gear Drive/Gear Cam/Gear Connector ... 59 28. Bracket Assembly L/D motor ... 59 29. Gear Sector ... 60 30. Base Tension/Plate Slider/Lever Tension ... 60 31. Gear Assembly P3/Gear Assembly P2 ... 61 32. Base Assembly P3/Base Assembly P2 ... 61 33. Arm Assembly Idler Jog or Arm Assembly Idler ... 61 DECK MECHANISM ADJUSTMENT Tools and Fixtures for service ... 62 1. Mechanism Alignment Position Check ... 63 2. Preparation for Adjustment ... 64 3. Checking Torque ... 64 4. Guide Roller Height Adjustment ... 65 4-1. Preliminary Adjustment ... 65 4-2. Precise Adjustment ... 65 5. Audio/Control (A/C) Head Adjustment ... 66 5-1. Preliminary Adjustment ... 66 5-2. Confirm that the Tape passes smoothly between the Take-up Guide and Pinch Roller ... 67 5-3. Precise Adjustment (Azimuth Adjustment) ... 67 6. X-Value Adjustment ... 67 7. Adjustment after Replacing Drum Assembly (Video Heads) ... 68 8. Check the Tape Travel after Reassembling Deck Mechanism ... 68 8-1. Checking Audio and RF Locking Time during Playback and after CUE or REV ... 68 8-2. Check for Tape Curling or Jamming ... 68 MAINTENANCE/INSPECTION PROCEDURE 1. Check before starting Repairs ... 69 2. Required Maintenance ... 70 3. Scheduled Maintenance ... 70 5. Maintenance Procedure ... 70 5-1. Cleaning ... 70 5-2. Greasing ... 71 MECHANISM TROUBLESHOOTING GUIDE 1. Deck Mechanism ... 72 2. Front Loading Mechanism ... 75

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Service Manual
Manual type:
Service Manual
Pages:
69
Size:
7.02 Mbytes (7364709 Bytes)
Language:
english
Revision:
Manual-ID:
09-996-332-7R1
Date:
unknown
Quality:
Electronic document, no scan, very well readable.
Upload date:
10 October 2017
MD5:
adf8fcbedaf62060e9fc7cf54da3d0c6
Downloads:
1057

Information

This Service Manual is the "Revision Publishing" and replaces "Simple Manual" (S/M Code No. 09-996-332-7T1). SPECIFICATIONS ... 3 ACCESSORIES LIST ... 3 DISASSEMBLY INSTRUCTIONS ... 4 SERVICE POSITION ... 5 VCR TEST TAPE INTERCHANGEABILITY TABLE ... 6 ELECTRICAL MAIN PARTS LIST ... 7 ~ 8 WIRE HARNESS DIAGRAM ... 9 BLOCK DIAGRAM ... 10 ~ 18 SCHEMATIC DIAGRAM 1. POWER SECTION ... 19 ~ 20 2. AUDIO/VIDEO SECTION ... 21 ~ 22 3. SYSTEM CONTROL/SERVO/OSD SECTION) .. 25 ~ 26 4. TUNER/IF SECTION ... 27 ~ 28 5. SCART SECTION [FOR FX970Z] ... 29 ~ 30 6. SCART SECTION [FOR GX910Z] ... 31 7. FRONT 1 C.B ... 32 8. FRONT 2 C.B ... 32 TRANSISTOR ILLUSTRATION ... 24 WAVEFORM 1. VIDEO SECTION ... 23 2. SERVO/OSD SECTION ... 24 3. Tuner SECTION ... 28 WIRING 1. MAIN C.B SECTION [FOR FX970Z] ... 33~ 34 2. MAIN C.B SECTION [FOR GX910Z] ... 35~ 36 3. FRONT 1 C.B SECTION ... 37 4. FRONT 2 C.B SECTION ... 37 IC DESCRIPTION ... 38 ~ 43 ADJUSTMENT ... 44 ~ 45 MECHANICAL EXPLODED VIEW 1/1 ... 46 MECHANICAL PARTS LIST 1/1 ... 47 MECHANISM EXPLODED VIEW 1/3, 2/3, 3/3 ... 48,50,52 MECHANISM PARTS LIST 1/3, 2/3, 3/3 ... 49,51,53 DECK MECHANISM PARTS LOCATIONS Top View ... 54 Bottom View ... 54 DECK MECHANISM DISASSEMBLY 1. Drum Assembly ... 55 2. Plate Assembly Top ... 57 3. Holder Assembly CST ... 57 4. Guide CST ... 57 5. Bracket Side (L)/Bracket Assembly Door ... 57 6. Arm Assembly F/L ... 57 7. Lever Assembly S/W ... 57 8. Arm Assembly Cleaner ... 58 9. Head F/E ... 58 10. Base Assembly A/C Head ... 58 11. Brake Assembly S ... 59 12. Brake Assembly T ... 59 13. Arm Assembly Tension ... 59 14. Reel S & Reel T ... 59 2 15. Support CST ... 60 16. Base Assembly P4 ... 60 17. Opener Lid ... 60 18. Arm Assembly T/up ... 60 19. Arm Assembly Pinch ... 60 20. Belt Capstan/Motor Capstan ... 61 21.Clutch Assembly D33 ... 61 22. Lever F/R ... 61 23. Gear Assembly H-UP/D or Gear Assembly UP/D ... 61 24. Bracket Assembly Jog ... 62 25. Guide Rack F/L, Gear Rack F/L ... 62 26. Brake Assembly Capstan ... 62 27. Gear Drive/Gear Cam/Gear Connector ... 63 28. Bracket Assembly L/D motor ... 63 29. Gear Sector ... 64 30. Base Tension/Plate Slider/Lever Tension ... 64 31. Gear Assembly P3/Gear Assembly P2 ... 65 32. Base Assembly P3/Base Assembly P2 ... 65 33. Arm Assembly Idler Jog or Arm Assembly Idler ... 65 DECK MECHANISM ADJUSTMENT Tools and Fixtures for service ... 66 1. Mechanism Alignment Position Check ... 67 2. Preparation for Adjustment ... 68 3. Checking Torque ... 68 4. Guide Roller Height Adjustment ... 69 4-1. Preliminary Adjustment ... 69 4-2. Precise Adjustment ... 69 5. Audio/Control (A/C) Head Adjustment ... 70 5-1. Preliminary Adjustment ... 70 5-2. Confirm that the Tape Path smoothly between the Take-up Guide and Pinch Roller ... 71 5-3. Precise Adjustment (Azimuth Adjustment) ... 71 6. X-Value Adjustment ... 71 7. Adjustment after Replacing Drum Assembly (Video Heads) ... 72 8. Check the Tape Travel after Reassembling Deck Mechanism ... 72 8-1. Checking Audio and RF Locking Time during Playback and after CUE or REV ... 72 8-2. Check for Tape Curling or Jamming ... 72 MAINTENANCE/INSPECTION PROCEDURE 1. Check before starting Repairs ... 73 2. Required Maintenance ... 74 3. Scheduled Maintenance ... 74 5. Maintenance Procedure ... 74 5-1. Cleaning ... 74 5-2. Greasing ... 75 MECHANISM TROUBLESHOOTING GUIDE 1. Deck Mechanism ... 76 2. Front Loading Mechanism ... 79

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