— 4 —
TABLE OF CONTENTS
Precautions
1Safety Precautions ··································································5
2Servicing Precautions ···························································· 7
3ESD Precautions·····································································8
4Handling the Optical Pick-up ·················································9
5Pick-up Disassembly and Reassembly ································ 10
1. General
Getting Started···································································· 1-1
Basic Operations································································· 1-6
Advanced Hookups ·························································· 1-12
DVD Settings and Adjustments ········································ 1-13
DVD Additional Operations ············································ 1-16
VCR Additional Operations ············································· 1-22
Additional Information····················································· 1-26
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 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 View ··········································································· 2-4
2-3-2 Bottom View······································································ 2-6
2-4 VCR DECK······································································· 2-7
2-4-1 Holder FL Cassette Ass’y Removal ·································· 2-7
2-4-2 Lever FL Door Removal ··················································· 2-7
2-4-3 Slider FL Drive, Gear FL Cam Removal ·························· 2-8
2-4-4 Lever FL Arm Ass’y Removal ·········································· 2-8
2-4-5 Gear Worm Wheel Removal·············································· 2-9
2-4-6 Cable Flat Removal ··························································· 2-9
2-4-7 Motor Loading Ass’y Removal ······································· 2-10
2-4-8 Bracket Gear, Gear Joint 2, 1 Removal ··························· 2-10
2-4-9 Gear Loading Drive, Slider Cam,
Lever Load S, T Ass’y Removal ····································· 2-11
2-4-10Gear Loading Drive, Slider Cam,
Lever Load S, T Ass’y Assembly ···································· 2-11
2-4-11Lever Pinch Drive, Lever Tension Drive Removal·········· 2-12
2-4-12Lever Tension Ass’y, Band Brake Ass’y Removal ·········· 2-12
2-4-13Lever Brake S, T Ass’y Removal ···································· 2-13
2-4-14Gear Idle Ass’y Removal ················································ 2-13
2-4-15Disk S, T Reel Removal ·················································· 2-14
2-4-16Holder Clutch Ass’y Removal········································· 2-14
2-4-17Lever Up Down Ass’y, Gear Center Ass’y Removal ······ 2-15
2-4-18Guide Cassette Door Removal ········································ 2-15
2-4-19Lever Unit Pinch Ass’y, Plate Joint,
Spring Pinch Drive Removal ··········································· 2-16
2-4-20Lever #9 Guide Ass’y Removal ······································ 2-16
2-4-21FE Head Removal ··························································· 2-17
2-4-22ACE Head Removal ························································ 2-17
2-4-23Slider S, T Ass’y Removal ·············································· 2-18
2-4-24Plate Ground Deck, Cylinder Ass’y Removal················· 2-18
2-4-25Belt Pulley Removal························································ 2-19
2-4-26Motor Capstan Ass’y Removal ······································· 2-19
2-4-27Post #8 Guide Ass’y Removal········································· 2-20
2-4-28Level Head Cleaner Ass’y Removal ······························· 2-20
2-4-29How 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 ······································································· 2-22
2-6-1 Tray Disc Removal·························································· 2-22
2-6-2 Ass’y P/U Deck Removal ··············································· 2-23
2-6-3 Housing Ass’y Removal·················································· 2-24
2-6-4 Sub Chassis Removal ······················································ 2-25
2-6-5 Ass’y Brkt 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 Dial ··················································································· 4-11
4-4 Function············································································ 4-11
5. Schematic Diagrams
5-1 S.M.P.S. ·············································································· 5-3
5-2 Power Drive ········································································ 5-5
5-3 OSD/VPS/PDS ··································································· 5-7
5-4 A2/NICAM········································································· 5-9
5-5 A/V ··················································································· 5-11
5-6 Hi-Fi ················································································· 5-13
5-7 TM ···················································································· 5-15
5-8 I/O····················································································· 5-17
5-9 Syscon ·············································································· 5-19
5-10 Logic/Function ································································· 5-21
5-11 DVD A/V·········································································· 5-23
5-12 DVD decoder Servo·························································· 5-25
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············································· 6-4
6-2-1 Tape Transport System and Adjustment Locations ············ 6-4
6-2-2 Tape Transport System and Adjustment ····························· 6-5
6-2-3 Reel Torque ······································································ 6-10
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