Read Sony HCD-GZR77D / MHC-GZR77D Service Manual online
HCD-GZR77D
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
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. MIC Board, USB-LED Board ........................................ 12
2-11. Panel (FL) Section .......................................................... 13
2-12. FL Board ......................................................................... 13
2-13. FRONT Board, VOLUME Board ................................... 14
2-14. TC-AMP Board ............................................................... 14
2-15. Tape Mechanism Deck .................................................... 15
2-16. Lid (TC-L), Lid (TC-R) .................................................. 15
2-17. DRIVER Board, SW Board ............................................ 16
2-18. SENSOR Board .............................................................. 16
2-19. MOTOR (TB) Board....................................................... 17
2-20. MOTOR (LD) Board ...................................................... 17
2-21. Chassis ............................................................................ 18
2-22. DMB19 Board ................................................................. 18
2-23. Base Unit ......................................................................... 19
2-24. Optical Pick-up ............................................................... 19
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. MIC Board, USB-LED Board ........................................ 12
2-11. Panel (FL) Section .......................................................... 13
2-12. FL Board ......................................................................... 13
2-13. FRONT Board, VOLUME Board ................................... 14
2-14. TC-AMP Board ............................................................... 14
2-15. Tape Mechanism Deck .................................................... 15
2-16. Lid (TC-L), Lid (TC-R) .................................................. 15
2-17. DRIVER Board, SW Board ............................................ 16
2-18. SENSOR Board .............................................................. 16
2-19. MOTOR (TB) Board....................................................... 17
2-20. MOTOR (LD) Board ...................................................... 17
2-21. Chassis ............................................................................ 18
2-22. DMB19 Board ................................................................. 18
2-23. Base Unit ......................................................................... 19
2-24. 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 Board (1/2)– ................ 37
6-9. Printed Wiring Board –DMB19 Board (2/2)– ................ 38
6-10. Schematic Diagram –DMB19 Board (1/4)– ................... 39
6-11. Schematic Diagram –DMB19 Board (2/4)– ................... 40
6-12. Schematic Diagram –DMB19 Board (3/4)– ................... 41
6-13. Schematic Diagram –DMB19 Board (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 Board –Mic Section– .............................. 47
6-19. Schematic Diagram –Mic 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 –Left/Right Section– .................. 55
6-27. Schematic Diagram –Left/Right Section– ...................... 56
6-28. Printed Wiring Board –FL Section–................................ 57
6-29. Schematic Diagram –FL Section– .................................. 58
6-30. Printed Wiring Boards –Power Amp/HP Section– ......... 59
6-31. Schematic Diagram –Power Amp/HP 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 Board (1/2)– ................ 37
6-9. Printed Wiring Board –DMB19 Board (2/2)– ................ 38
6-10. Schematic Diagram –DMB19 Board (1/4)– ................... 39
6-11. Schematic Diagram –DMB19 Board (2/4)– ................... 40
6-12. Schematic Diagram –DMB19 Board (3/4)– ................... 41
6-13. Schematic Diagram –DMB19 Board (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 Board –Mic Section– .............................. 47
6-19. Schematic Diagram –Mic 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 –Left/Right Section– .................. 55
6-27. Schematic Diagram –Left/Right Section– ...................... 56
6-28. Printed Wiring Board –FL Section–................................ 57
6-29. Schematic Diagram –FL Section– .................................. 58
6-30. Printed Wiring Boards –Power Amp/HP Section– ......... 59
6-31. Schematic Diagram –Power Amp/HP Section– .............. 60
6-32. Printed Wiring Boards –Trans Section–.......................... 61
6-33. Schematic Diagram –Trans Section– .............................. 62
7.
EXPLODED VIEWS
7-1. Overall
Section
............................................................... 73
7-2. Front Panel Section-1 ...................................................... 74
7-3. Front Panel Section-2 ...................................................... 75
7-4. Top Panel Section ........................................................... 76
7-5. Chassis
7-3. Front Panel Section-2 ...................................................... 75
7-4. Top Panel Section ........................................................... 76
7-5. Chassis
Section
............................................................... 77
7-6. DVD Mechanism Deck Section-1 .................................. 78
7-7. DVD Mechanism Deck Section-2 .................................. 79
7-7. DVD Mechanism Deck Section-2 .................................. 79
8.
ELECTRICAL PARTS LIST
.............................. 80
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