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TABLE OF CONTENTS
Precautions
1 Safety Precautions............................................................... 5
2 Servicing Precautions ........................................................ 7
3 ESD Precautions ................................................................. 8
4 Handling the Optical Pick-up .............................................9
5 Pick-up Disassembly and Reassembly ............................ 10
1. General
Getting Started ................................................................ 1-1
Advanced Hookups ......................................................... 1-6
Basic Operations ............................................................. 1-7
DVD Settings and Adjustments .................................... 1-13
DVD Additional Operations ......................................... 1-16
VCR Additional Operations .......................................... 1-22
Additional Information ................................................. 1-25
2. Disassembly and Reassembly
2-1 Cabinet and PCB ............................................................. 2-1
2-1-1 Cabinet Top Removal...................................................... 2-1
2-1-2 Bottom Cover Removal................................................... 2-1
2-1-3 Ass’y Front Panel Removal ............................................ 2-1
2-1-4 Function Timer PCB Removal........................................ 2-1
2-1-5 Chassis Removal ............................................................. 2-2
2-1-6 VCR Main PCB Removal ............................................... 2-2
2-2 Circuit Board Locations.................................................. 2-3
2-3 VCR Deck Parts Locations ............................................. 2-4
2-3-1 Top Vie w.......................................................................... 2-4
2-3-2 Bottom View.................................................................... 2-6
2-4 VCR DECK ..................................................................... 2-7
2-4-1 Ass’y Holder Cassette Removal ..................................... 2-7
2-4-2 Ass’y Lever Arm Removal ............................................. 2-7
2-4-3 Lever Door Removal ....................................................... 2-8
2-4-4 Slider FL Drive, Gear FL Cam Removal ....................... 2-8
2-4-5 Gear Worm Wheel Removal ........................................... 2-9
2-4-6 Cable Flat Removal ......................................................... 2-9
2-4-7 Ass’y Motor Loading Removal .................................... 2-10
2-4-8 Bracket Gear, Gear Joint 2, 1 Removal ........................ 2-10
2-4-9 Gear Loading Drive, Slider Cam,
Ass’y Lever Load S, T Removal................................... 2-11
2-4-10 Gear Loading Drive, Slider Cam,
Ass’y Lever Load S, T Assembly ................................. 2-11
2-4-11 Lever Pinch Drive, Lever Tension Drive Removal ...... 2-12
2-4-12 Ass’y Lever Tension, Ass’y Band Brake Removal ...... 2-12
2-4-13 Ass’y Lever Brake S, T Removal ................................. 2-13
2-4-14 Ass’y Gear Idle Removal.............................................. 2-13
2-4-15 Disk S, T Reel Removal................................................ 2-14
2-4-16 Ass’y Holder Clutch Removal...................................... 2-14
2-4-17 Ass’y Lever Up Down, Ass’y Gear Center Removal... 2-15
2-4-18 Guide Cassette Door Removal...................................... 2-15
2-4-19 Ass’y Lever Unit Pinch, Plate Joint,
Spring Pinch Drive Removal ........................................ 2-16
2-4-20 Ass’y Lever #9 Guide Removal.................................... 2-16
2-4-21 FE Head Removal ......................................................... 2-17
2-4-22 Ass’y A CE Head Removal............................................ 2-17
2-4-23 Ass’y Slider S, T Removal............................................ 2-18
2-4-24 Plate Ground Deck, Ass’y Cylinder Removal.............. 2-18
2-4-25 Hook Capstan, Belt Pulley Removal ............................ 2-19
2-4-26 Ass’y Motor Capstan Removal ..................................... 2-19
2-4-27 Ass’y Post #8 Guide Removal ...................................... 2-20
2-4-28 Ass’y Level Head Cleaner Removal............................. 2-20
2-4-29 How to Eject the Cassette Tape .................................... 2-20
2-5 The Table of Cleaning, Lubrication and
Replacement Time About Principal Parts .................... 2-21
2-6 DVD Deck
2-6-1 Holder Chuck Removal ................................................. 2-22
2-6-2 Tray Disc Removal........................................................ 2-23
2-6-3 Ass’y P/U Deck Removal ............................................. 2-24
2-6-4 Ass’y Housing Removal ............................................... 2-25
2-6-5 Ass’y Bracket Deck Removal ....................................... 2-26
3. Block Diagram ....................................................... 3-1
4. PCB Diagrams
4-1 VCR Main ....................................................................... 4-3
4-2 DVD Main ....................................................................... 4-7
4-3 Function Timer .............................................................. 4-11
5. Schematic Diagrams
5-1 S.M.P.S. ........................................................................... 5-3
5-2 Power Drive ..................................................................... 5-5
5-3 VPS/PDC ......................................................................... 5-7
5-4 A2/NICAM...................................................................... 5-9
5-5 A/V ................................................................................ 5-11
5-6 Hi-Fi .............................................................................. 5-13
5-7 I/O .................................................................................. 5-15
5-8 TM ................................................................................. 5-17
5-9 Syscon ........................................................................... 5-19
5-10 Function/Timer.............................................................. 5-21
5-11 DVD Decoder Servo ..................................................... 5-23
5-12 DVD A/V ....................................................................... 5-25
5-13 Function Timer .............................................................. 5-27
6. Alignment and Adjustments
6-1 VCR Adjustment ............................................................. 6-1
6-1-1 Reference ......................................................................... 6-1
6-1-2 Head Switching Point Adjustment ................................. 6-3
6-1-3 NVRAM Option Setting ................................................. 6-3
6-2 VCR Mechanical Adjustment......................................... 6-5
6-2-1 Tape Transport System and Adjustment Locations........ 6-5
6-2-2 Tape Transport System Adjustment................................ 6-6
6-2-3 Reel Torque ................................................................... 6-11
7. Troubleshooting .....................................................7-1
8. Repair Parts List
8-1 Exploded Views............................................................... 8-2
8-1-1 Cabinet Assembly ........................................................... 8-2
8-1-2 VCR Mechanical Parts (Top Side) ................................. 8-3
8-1-3 VCR Mechanical Parts (Bottom Side) ........................... 8-4
8-1-4 DVD Mechanical Parts ................................................... 8-5
8-2 Electrical Parts List ......................................................... 8-6