Sony AM-NX9, Service Manual

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3
AM-NX9
TABLE OF CONTENTS
1. SERVICING NOTES
............................................... 4
2. GENERAL
................................................................... 5
3. DISASSEMBLY
3-1. Disassembly Flow ........................................................... 6
3-2. Cabinet (Lower) .............................................................. 7
3-3. Paper (Case Lower) Ground ........................................... 7
3-4. MAIN Board ................................................................... 8
3-5. Cabinet (Upper) Section ................................................. 8
3-6. LCD Module ................................................................... 9
3-7. Mechanism Deck (MT-MZN710-177) ........................... 9
3-8. Set Chassis Assy ............................................................. 10
3-9. OP Service Assy (LCX-5R) ............................................ 10
3-10. Holder Assy ..................................................................... 11
3-11. DC Motor (Sled) (M702) ................................................ 11
3-12. DC Motor (Over Write Head Up/Down) (M703),
DC SSM18B Motor (Spindle) (M701) ........................... 12
4. TEST MODE
.............................................................. 13
5. ELECTRICAL ADJUSTMENTS
......................... 18
6. DIAGRAMS
6-1. Block Diagram – MAIN Section – ................................. 31
6-2. Block Diagram – POWER SUPPLY Section – .............. 32
6-3. Note for Printed Wiring Board and
Schematic Diagrams ....................................................... 33
6-4. Printed Wiring Board
– MAIN Board (Component Side) – ............................. 34
6-5. Printed Wiring Board
– MAIN Board (Conductor Side) – ............................... 35
6-6. Schematic Diagram – MAIN Board (1/4) – .................. 36
6-7. Schematic Diagram – MAIN Board (2/4) – .................. 37
6-8. Schematic Diagram – MAIN Board (3/4) – .................. 38
6-9. Schematic Diagram – MAIN Board (4/4) – .................. 39
6-10. IC Pin Function Description ........................................... 43
7. EXPLODED VIEWS
7-1. Cabinet Section ............................................................... 51
7-2. Chassis Section ............................................................... 52
7-3. MAIN Board Section ...................................................... 53
7-4. Mechanism Deck Section-1 (MT-MZN710-177) ........... 54
7-5. Mechanism Deck Section-2 (MT-MZN710-177) ........... 55
8. ELECTRICAL PARTS LIST
............................... 56