Sony HCD-GTR6 / HCD-GTR6B / HCD-GTR7 / HCD-GTR8 / HCD-GTR8B / MHC-GTR6 / MHC-GTR8 Service Manual ▷ View online
5
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
TABLE OF CONTENTS
1. DISASSEMBLY
1-1. Case (Top) ............................................................................ 7
1-2. Tape Mechanism Deck......................................................... 7
1-3. Loading panel ...................................................................... 8
1-4. Front Panel Section .............................................................. 8
1-5. MIC Board, USB Board, MICRV Board,
1-2. Tape Mechanism Deck......................................................... 7
1-3. Loading panel ...................................................................... 8
1-4. Front Panel Section .............................................................. 8
1-5. MIC Board, USB Board, MICRV Board,
Headphone Board ................................................................ 9
1-6. Display Board, STR Board, CD SW Board ......................... 9
1-7. Tuner pack ......................................................................... 10
1-8. Subtrans Board .................................................................. 10
1-9. DC Fan, Power Transformer (T1200) ................................ 11
1-10. Main Board, Front Boars Section ...................................... 11
1-11. Front Board, GTH Subwoofer Board ............................... 12
1-12. Back Panel Section, DC Fan .............................................. 12
1-13. CD Block Section .............................................................. 13
1-14. DMB-19 Board, GTH HUB Board .................................... 13
1-15. Driver MT Board, SW MT Board ..................................... 14
1-16. Optical Pick-up .................................................................. 14
1-17. Sensor Board ...................................................................... 15
1-18. Motor(TB) Board ............................................................... 15
1-19. Motor (LD) Board ............................................................. 16
1-7. Tuner pack ......................................................................... 10
1-8. Subtrans Board .................................................................. 10
1-9. DC Fan, Power Transformer (T1200) ................................ 11
1-10. Main Board, Front Boars Section ...................................... 11
1-11. Front Board, GTH Subwoofer Board ............................... 12
1-12. Back Panel Section, DC Fan .............................................. 12
1-13. CD Block Section .............................................................. 13
1-14. DMB-19 Board, GTH HUB Board .................................... 13
1-15. Driver MT Board, SW MT Board ..................................... 14
1-16. Optical Pick-up .................................................................. 14
1-17. Sensor Board ...................................................................... 15
1-18. Motor(TB) Board ............................................................... 15
1-19. Motor (LD) Board ............................................................. 16
2. TEST MOD E
.............................................................. 17
3. MECHANICAL ADJUSTMENTS
.........................
19
4. ELECTRICAL ADJUSTMENTS
..........................
20
5. DIAGRAMS
5-1. Block Diagram — USB Section — ................................... 22
5-2. Block Diagram — RF/Servo Section — ........................... 23
5-3. Block Diagram — Tape/Tuner Section — ......................... 24
5-4. Block Diagram — Main Section — .................................. 25
5-5. Block Diagram — AMP/Subwoofer Section — ................ 26
5-6. Block Diagram — Display/Power Section — ................... 27
5-7. Circuit Boards Location ..................................................... 28
5-8. Printed Wiring Board — Display Board — ....................... 30
5-9. Schematic Diagram — Display Board — ......................... 31
5-10. Printed Wiring Boards — DMB19 Board — .................... 32
5-11. Schematic Diagram — DMB19 Board (1/4) — ................ 33
5-12. Schematic Diagram — DMB19 Board (2/4) — ................ 34
5-13. Schematic Diagram — DMB19 Board (3/4) — ................ 35
5-14. Schematic Diagram — DMB19 Board (4/4) — ................ 36
5-15. Printed Wiring Board — Front Board — .......................... 37
5-16. Schematic Diagram — Front Board — ............................. 38
5-17. Printed Wiring Board — Main Board — ........................... 39
5-18. Schematic Diagram — Main Board (1/5) — ..................... 40
5-19. Schematic Diagram — Main Board (2/5) — ..................... 41
5-20. Schematic Diagram — Main Board (3/5) — ..................... 42
5-21. Schematic Diagram — Main Board (4/5) — ..................... 43
5-22. Schematic Diagram — Main Board (5/5) — ..................... 44
5-23. Printed Wiring Board — MIC and MIC RV Board — ...... 45
5-24. Schematic Diagram — MIC and MIC RV Board — ......... 46
5-25. Printed Wiring Board — STR and CD_SW Board — ...... 47
5-26. Schematic Diagram — STR and CD_SW Board — ......... 48
5-27. Printed Wiring Board — Trans and Sub Trans Board — .. 49
5-28. Schematic Diagram — Trans and Sub Trans Board — ..... 50
5-29. Printed Wiring Board — Sub Woofer Board — ................ 51
5-30. Schematic Diagram — Sub Woofer Board — ................... 52
5-31. Printed Wiring Boards —
5-2. Block Diagram — RF/Servo Section — ........................... 23
5-3. Block Diagram — Tape/Tuner Section — ......................... 24
5-4. Block Diagram — Main Section — .................................. 25
5-5. Block Diagram — AMP/Subwoofer Section — ................ 26
5-6. Block Diagram — Display/Power Section — ................... 27
5-7. Circuit Boards Location ..................................................... 28
5-8. Printed Wiring Board — Display Board — ....................... 30
5-9. Schematic Diagram — Display Board — ......................... 31
5-10. Printed Wiring Boards — DMB19 Board — .................... 32
5-11. Schematic Diagram — DMB19 Board (1/4) — ................ 33
5-12. Schematic Diagram — DMB19 Board (2/4) — ................ 34
5-13. Schematic Diagram — DMB19 Board (3/4) — ................ 35
5-14. Schematic Diagram — DMB19 Board (4/4) — ................ 36
5-15. Printed Wiring Board — Front Board — .......................... 37
5-16. Schematic Diagram — Front Board — ............................. 38
5-17. Printed Wiring Board — Main Board — ........................... 39
5-18. Schematic Diagram — Main Board (1/5) — ..................... 40
5-19. Schematic Diagram — Main Board (2/5) — ..................... 41
5-20. Schematic Diagram — Main Board (3/5) — ..................... 42
5-21. Schematic Diagram — Main Board (4/5) — ..................... 43
5-22. Schematic Diagram — Main Board (5/5) — ..................... 44
5-23. Printed Wiring Board — MIC and MIC RV Board — ...... 45
5-24. Schematic Diagram — MIC and MIC RV Board — ......... 46
5-25. Printed Wiring Board — STR and CD_SW Board — ...... 47
5-26. Schematic Diagram — STR and CD_SW Board — ......... 48
5-27. Printed Wiring Board — Trans and Sub Trans Board — .. 49
5-28. Schematic Diagram — Trans and Sub Trans Board — ..... 50
5-29. Printed Wiring Board — Sub Woofer Board — ................ 51
5-30. Schematic Diagram — Sub Woofer Board — ................... 52
5-31. Printed Wiring Boards —
Headphone and USB CD Board — ................................... 53
5-32. Schematic Diagram —
Headphone and USB CD Board — ................................... 54
5-33. Printed Wiring Board — HUB Board — ........................... 55
5-34. Schematic Diagram — HUB Board — ............................. 56
5-35. Printed Wiring Board — DRIVER Board — .................... 57
5-36. Printed Wiring Board — DRIVER Board — .................... 58
5-34. Schematic Diagram — HUB Board — ............................. 56
5-35. Printed Wiring Board — DRIVER Board — .................... 57
5-36. Printed Wiring Board — DRIVER Board — .................... 58
6. EXPLODED VIEWS
6-1. Main Section ...................................................................... 66
6-2. Back Panel Section ............................................................ 67
6-3. Front Panel Section (1) ...................................................... 68
6-4. Front Panel Section (2) ...................................................... 69
6-5. Chassis Section .................................................................. 70
6-6. CD Mechanism Section (1) ............................................... 71
6-7. CD Mechanism Section (2) ............................................... 72
6-2. Back Panel Section ............................................................ 67
6-3. Front Panel Section (1) ...................................................... 68
6-4. Front Panel Section (2) ...................................................... 69
6-5. Chassis Section .................................................................. 70
6-6. CD Mechanism Section (1) ............................................... 71
6-7. CD Mechanism Section (2) ............................................... 72
7. ELECTRICAL PARTS LIST
.................................
73
6
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
SECTION 1
DISASSEMBLY
Note : This set can be disassembled in the order shown below.
1-19. MOTOR(LD) BOARD
(Page 16)
1-1. CASE (TOP)
(Page 7)
1-2. TAPE MECHANISM DECK
(Page 7)
SET
1-9. DC FAN, POWER TRANSFORMER
(Page 11)
1-16. OPTICAL PICK-UP
(Page 14)
1-15. DRIVER MT BOARD,
SW MT BOARD
(Page 14)
1-17. SENSOR BOARD
(Page 15)
1-3. LOADING PANEL
(Page 8)
1-10. MAIN BOARD,
FRONT BOARD SECTION
(Page 11)
1-4.
FRONT PANEL SECTION
(Page 8)
1-18. MOTOR(TB) BOARD
(Page 15)
1-8.
SUBTRANS BOARD
(Page 10)
1-12. BACK PANEL SECTION, DC FAN
(Page 12)
1-13. CD BLOCK SECTION
(Page 13)
1-14. DMB-19 BOARD,
GTH HUB BOARD
(Page 13)
1-11. FRONT BOARD,
GTH SUBWOOFER BOARD
(Page 12)
1-5.
MIC BOARD, USB BOARD
MICRV BOARD,
HEADPHONE BOARD
(Page 9)
1-7.
TUNER PACK
(Page 10)
1-6.
DISPLAY BOARD,
STR BOARD,
CD SW BOARD
(Page 9)
7
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
1-2. TAPE MECHANISM DECK (only for HCD-GTR6B/GTR8B)
Note : Follow the disassembly procedure in the numerical order given.
1-1. CASE (TOP)
two screws
(case 3 TP2)
(case 3 TP2)
two screws
(case 3 TP2)
(case 3 TP2)
one screw
(case 3 TP2)
(case 3 TP2)
RT
two screws
(+BVTP 3 x 8)
two screws
(+BVTP 3 x 8)
(+BVTP 3 x 8)
RB two screws
(+BVTP 3 x 8)
(+BVTP 3 x 8)
RI case (top)
wire (flat type) (9 core)
(CN040)
panel (side-R)
panel (side-L)
one screw
(case 3 TP2)
CN020 (8P)
(TC CASE TOP only for
HCD-GTR6B/ GTR8B)
wire (flat type) (9 core)
(CN040)
CN020 (8P)
b
b
a
a
RG
RH
RK
RE
one screw
(+BVTP 2.6 (3CR))
(+BVTP 2.6 (3CR))
SHIELD PLATE (TOP)
(GTR6B/GTR8B)
four screws
(+BVTP 2.6 (3CR))
(+BVTP 2.6 (3CR))
one screw
(+BVTP 2.6 (3CR))
(+BVTP 2.6 (3CR))
one screw
(+BVTP 2.6 (3CR))
SHIELD PLATE (TCM)
(GTR6B/GTR8B)
tape mechanism deck
(TC CASE TOP only for
HCD-GTR6B/ GTR8B)
8
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
1-3. LOADING PANEL
1-4. FRONT PANEL SECTION
loading panel
Pull-out the disc tray.
Turn the gear to the direction of the arrow.
gear
chassis side
CD mechanism deck (CDM74KF)
By using (-) screw driver
wire (flat type) (11 core)
(CN151)
wire (flat type) (23 core)
(CN150)
CN1501 (10P)
front panel section
four screws
(+BVTP 3 x 8)
two screws
(+BVTP 3 x 8)
CN400 (13P)
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