Read Sony HCD-GZR777D / MHC-GZR777D (serv.man2) Service Manual online
HCD-GZR777D
4
1. SERVICING NOTES
............................................. 5
2. DISASSEMBLY
2-1. Case (Side-L), Case (Side-R) .......................................... 8
2-2. Top Panel Section ........................................................... 8
2-3. Loading Panel ................................................................. 9
2-4. Chassis ............................................................................ 9
2-5. Front Panel Section ......................................................... 10
2-6. Back Panel Section ......................................................... 10
2-7. MAIN Board ................................................................... 11
2-8. POWER AMP Board ...................................................... 11
2-9. DVD Mechanism Deck, Tuner (TM901) ........................ 12
2-10. VOL-LED Board ............................................................ 12
2-11. LEFT Board, RIGHT Board, FRONT Board ................. 13
2-12. FL Board, MIC Board ..................................................... 13
2-13. TC-AMP Board ............................................................... 14
2-14. Tape Mechanism Deck .................................................... 14
2-15. Holder (TC) ..................................................................... 15
2-16. DRIVER Board, SW Board ............................................ 15
2-17. SENSOR Board .............................................................. 16
2-18. MOTOR (TB) Board....................................................... 16
2-19. MOTOR (LD) Board ...................................................... 17
2-20. Chassis ............................................................................ 17
2-21. DMB19 Board ................................................................. 18
2-22. Base Unit ......................................................................... 18
2-23. Optical Pick-up ............................................................... 19
2-2. Top Panel Section ........................................................... 8
2-3. Loading Panel ................................................................. 9
2-4. Chassis ............................................................................ 9
2-5. Front Panel Section ......................................................... 10
2-6. Back Panel Section ......................................................... 10
2-7. MAIN Board ................................................................... 11
2-8. POWER AMP Board ...................................................... 11
2-9. DVD Mechanism Deck, Tuner (TM901) ........................ 12
2-10. VOL-LED Board ............................................................ 12
2-11. LEFT Board, RIGHT Board, FRONT Board ................. 13
2-12. FL Board, MIC Board ..................................................... 13
2-13. TC-AMP Board ............................................................... 14
2-14. Tape Mechanism Deck .................................................... 14
2-15. Holder (TC) ..................................................................... 15
2-16. DRIVER Board, SW Board ............................................ 15
2-17. SENSOR Board .............................................................. 16
2-18. MOTOR (TB) Board....................................................... 16
2-19. MOTOR (LD) Board ...................................................... 17
2-20. Chassis ............................................................................ 17
2-21. DMB19 Board ................................................................. 18
2-22. Base Unit ......................................................................... 18
2-23. Optical Pick-up ............................................................... 19
3. TEST MODE
............................................................ 20
4. MECHANICAL ADJUSTMENTS
...................... 24
5. ELECTRICAL ADJUSTMENTS
........................ 25
6. DIAGRAMS
6-1. Block Diagram –RF/Servo Section– ............................... 29
6-2. Block Diagram –Video Section– .................................... 30
6-3. Block Diagram –Main Section– ..................................... 31
6-4. Block Diagram –Audio Section– .................................... 32
6-5. Block Diagram –Display/Power Section– ...................... 33
6-2. Block Diagram –Video Section– .................................... 30
6-3. Block Diagram –Main Section– ..................................... 31
6-4. Block Diagram –Audio Section– .................................... 32
6-5. Block Diagram –Display/Power Section– ...................... 33
TABLE OF CONTENTS
6-6. Printed Wiring Boards –Driver Section– ........................ 35
6-7. Schematic Diagram –Driver Section– ............................ 36
6-8. Printed Wiring Board –DMB19 Section (1/2)– .............. 37
6-9. Printed Wiring Board –DMB19 Section (2/2)– .............. 38
6-10. Schematic Diagram –DMB19 Section (1/4)– ................. 39
6-11. Schematic Diagram –DMB19 Section (2/4)– ................. 40
6-12. Schematic Diagram –DMB19 Section (3/4)– ................. 41
6-13. Schematic Diagram –DMB19 Section (4/4)– ................. 42
6-14. Printed Wiring Board –Main Section– ............................ 43
6-15. Schematic Diagram –Main Section (1/3)– ...................... 44
6-16. Schematic Diagram –Main Section (2/3)– ...................... 45
6-17. Schematic Diagram –Main Section (3/3)– ...................... 46
6-18. Printed Wiring Boards –Mic/HP/USB Section– ............. 47
6-19. Schematic Diagram –Mic/HP/USB Section– ................. 48
6-20. Printed Wiring Board –TC-Amp Section– ...................... 49
6-21. Schematic Diagram –TC-Amp Section– ........................ 50
6-22. Printed Wiring Board –Video Section–........................... 51
6-23. Schematic Diagram –Video Section– ............................. 52
6-24. Printed Wiring Boards –Front Section– .......................... 53
6-25. Schematic Diagram –Front Section– .............................. 54
6-26. Printed Wiring Boards –Panel Section– .......................... 55
6-27. Schematic Diagram –Panel Section– .............................. 56
6-28. Printed Wiring Board –FL Section–................................ 57
6-29. Schematic Diagram –FL Section– .................................. 58
6-30. Printed Wiring Board –Power Amp Section– ................. 59
6-31. Schematic Diagram –Power Amp Section– .................... 60
6-32. Printed Wiring Boards –Trans Section–.......................... 61
6-33. Schematic Diagram –Trans Section– .............................. 62
6-7. Schematic Diagram –Driver Section– ............................ 36
6-8. Printed Wiring Board –DMB19 Section (1/2)– .............. 37
6-9. Printed Wiring Board –DMB19 Section (2/2)– .............. 38
6-10. Schematic Diagram –DMB19 Section (1/4)– ................. 39
6-11. Schematic Diagram –DMB19 Section (2/4)– ................. 40
6-12. Schematic Diagram –DMB19 Section (3/4)– ................. 41
6-13. Schematic Diagram –DMB19 Section (4/4)– ................. 42
6-14. Printed Wiring Board –Main Section– ............................ 43
6-15. Schematic Diagram –Main Section (1/3)– ...................... 44
6-16. Schematic Diagram –Main Section (2/3)– ...................... 45
6-17. Schematic Diagram –Main Section (3/3)– ...................... 46
6-18. Printed Wiring Boards –Mic/HP/USB Section– ............. 47
6-19. Schematic Diagram –Mic/HP/USB Section– ................. 48
6-20. Printed Wiring Board –TC-Amp Section– ...................... 49
6-21. Schematic Diagram –TC-Amp Section– ........................ 50
6-22. Printed Wiring Board –Video Section–........................... 51
6-23. Schematic Diagram –Video Section– ............................. 52
6-24. Printed Wiring Boards –Front Section– .......................... 53
6-25. Schematic Diagram –Front Section– .............................. 54
6-26. Printed Wiring Boards –Panel Section– .......................... 55
6-27. Schematic Diagram –Panel Section– .............................. 56
6-28. Printed Wiring Board –FL Section–................................ 57
6-29. Schematic Diagram –FL Section– .................................. 58
6-30. Printed Wiring Board –Power Amp Section– ................. 59
6-31. Schematic Diagram –Power Amp Section– .................... 60
6-32. Printed Wiring Boards –Trans Section–.......................... 61
6-33. Schematic Diagram –Trans Section– .............................. 62
7. EXPLODED VIEWS
7-1. Overall Section ............................................................... 75
7-2. Front Panel Section-1 ...................................................... 76
7-3. Front Panel Section-2 ...................................................... 77
7-4. Top Panel Section ........................................................... 78
7-5. Chassis Section ............................................................... 79
7-6. DVD Mechanism Deck Section-1 .................................. 80
7-7. DVD Mechanism Deck Section-2 .................................. 81
7-2. Front Panel Section-1 ...................................................... 76
7-3. Front Panel Section-2 ...................................................... 77
7-4. Top Panel Section ........................................................... 78
7-5. Chassis Section ............................................................... 79
7-6. DVD Mechanism Deck Section-1 .................................. 80
7-7. DVD Mechanism Deck Section-2 .................................. 81
8. ELECTRICAL PARTS LIST
.............................. 82
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