Table Of Contents - Sony MZ-NHF800 Service Manual

TABLE OF CONTENTS

1. SERVICING NOTES
2. GENERAL
Location of Controls ........................................................ 5
3. DISASSEMBLY
3-1. Disassembly Flow ........................................................... 6
3-2. Case (Lower) Section ...................................................... 7
3-3. MAIN Board .................................................................... 7
3-4. Case (Upper) Section ....................................................... 8
3-5. Mechanism Deck Section (MT-MZNH900-181),
MD Standard Pin ............................................................. 8
3-6. Set Chassis Assy .............................................................. 9
3-7. Gear (BSA), Gear (SB) ................................................... 9
3-8. Op Service Assy .............................................................. 10
3-9. DC Motor SSM18D/C-NP (Spindle) (M701),
DC Motor (Sled) (M702), DC Motor Unit
(Over Write Head Up/Down) (M703) ............................. 10
3-10. Holder Assy ..................................................................... 11
3-11. Position of Ferrite Core ................................................... 11
4. TEST MODE
.............................................................. 12
5. ELECTRICAL ADJUSTMENTS
6. DIAGRAMS
6-1. Block Diagram -MD SERVO Section - ......................... 21
6-2. Block Diagram -AUDIO Section - ................................. 22
6-3. Block Diagram -POWER SUPPLY Section - ................ 23
6-4. Schematic Diagram -MAIN Section (1/9) - ................... 25
6-5. Schematic Diagram -MAIN Section (2/9) - ................... 26
6-6. Schematic Diagram -MAIN Section (3/9) - ................... 27
6-7. Schematic Diagram -MAIN Section (4/9) - ................... 28
6-8. Schematic Diagram -MAIN Section (5/9) - ................... 29
6-9. Schematic Diagram -MAIN Section (6/9) - ................... 30
6-10. Schematic Diagram -MAIN Section (7/9) - ................... 31
6-11. Schematic Diagram -MAIN Section (8/9) - ................... 32
6-12. Schematic Diagram -MAIN Section (9/9) - ................... 33
6-13. Printed Wiring Board -MAIN Section (1/2) - ................ 34
6-14. Printed Wiring Board -MAIN Section (2/2) - ................ 35
7. EXPLODED VIEWS
7-1. Case (Lower) Section ...................................................... 47
7-2. Case (Upper) Section ....................................................... 48
7-3. Chassis Section ................................................................ 49
7-4. Mechanism Deck Section (MT-MZNH900-181) ............ 50
6. ELECTRICAL PARTS LIST
................................................ 4
......................... 16
................................ 51
MZ-NH700/NHF800
Ver 1.1
3