Table Of Contents - Sony HCD-LX7 Service Manual

1. SERVICING NOTE
.......................................................... 5
2. GENERAL ....................................................................
3. DISASSEMBLY
3-1. Front Panel .......................................................................... 11
3-2. Main Board ......................................................................... 11
3-3. Sub Panel ............................................................................ 12
3-4. CD LID Assembly .............................................................. 12
3-5. Tape Mechanism Deck and Cassette LID ........................... 12
3-6. CD Mechanism Deck .......................................................... 13
3-7. Base Unit ............................................................................. 13
3-8. Disc Table ........................................................................... 13
4. MECHANICAL ADJUSTMENTS ..........................
5. ELECTRICAL ADJUSTMENTS
6. DIAGRAMS
6-1. Circuit Boards Location ...................................................... 17
6-2. Block Diagrams
• BD (CD) Section .............................................................. 18
• Deck Section .................................................................... 19
• Main (1/2) Section ........................................................... 20
• Main (2/2) Section ........................................................... 21
• Power Section (LX8 model) ............................................ 22
• Power Section (LX7 model) ............................................ 23
• Display Section ................................................................ 24
6-3. Printed Wiring Board - BD (CD) Section - ....................... 26
6-4. Schematic Diagram - BD (CD) Section - .......................... 27
6-5. Printed Wiring Board - Main Section - .............................. 28
6-6. Schematic Diagram - Main (1/3) Section - ........................ 29
6-7. Schematic Diagram - Main (2/3) Section - ........................ 30
6-8. Schematic Diagram - Main (3/3) Section - ........................ 31
6-9. Schematic Diagram - Deck Section - ................................. 32
6-10. Printed Wiring Board - Deck Section - ........................... 33
6-11. Schematic Diagram - Power Section - ............................ 34
6-12. Printed Wiring Board - Power Section - ......................... 35
6-13. Schematic Diagram - Panel FL Section - ........................ 36
6-14. Printed Wiring Board - Panel FL Section - ..................... 37
6-15. Schematic Diagram - Panel VR Section - ....................... 38
6-16. Printed Wiring Board - Panel VR Section - .................... 39
6-17. Schematic Diagram - TC Panel Section - ....................... 40
6-18. Printed Wiring Board - TC Panel Section - ..................... 41
6-19. Schematic Diagram - CD Panel Section - ....................... 42
6-20. Printed Wiring Board - CD Panel Section - .................... 43
6-21. Schematic Diagram - CD Motor Section - ...................... 44
6-22. Printed Wiring Board - CD Motor Section - ................... 45
6-23. Schematic Diagram - Trans Section - (LX7 model) ....... 46
6-24. Printed Wiring Board - Trans Section - (LX7 model) ..... 47
6-25. Schematic Diagram - Trans Section - (LX8 model) ....... 48
6-26. Printed Wiring Board - Trans Section - (LX8 model) ..... 49
6-27. Schematic Diagram - Leaf SW Section - ........................ 49
6-28. Printed Wiring Board - Leaf SW Section - ..................... 49
6-29. IC Block Diagrams ........................................................... 50
6-30. IC Pin Functions ............................................................... 50
4

TABLE OF CONTENTS

7. EXPLODED VIEWS
7-1. Case and Back Panel Section .............................................. 53
7-2. Front Panel Section 1 .......................................................... 54
9
7-3. Front Panel Section 2 .......................................................... 55
7-4. Chassis Section ................................................................... 56
7-5. TC Mechanism Section 1 (TCM230PWR1) ....................... 57
7-6. TC Mechanism Section 2 (TCM230PWR1) ....................... 58
7-7. CD Mechanism Section (CDM37M-5BD32L) ................... 59
7-8. Base Unit Section (BU-5BD32L) ....................................... 60
8. ELECTRICAL PARTS LIST
14
............................... 14
........................................ 61