SERVICE MANUAL
Digital Media Products Division, Tokai
VIDEO CASSETTE RECORDER
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
This video deck is VHS type video
recorder. For proper operation, only
the VHS type cassette must be
used.
TK
No. 5102E
CONTENTS
MAIN SECTION
Specifications .......................................................1- 1 -1
Important Safety Precautions ..............................1- 2 -1
Standard Notes for Servicing ...............................1- 3 -1
Preparation for Servicing .....................................1- 4 -1
Operating Controls and Functions .......................1- 5 -1
Cabinet Disassembly Instructions .......................1- 6 -1
Electrical Adjustment Instructions .......................1- 7 -1
Block Diagrams ....................................................1- 8 -1
Function Indicator Symbols ................................ 1- 8 -11
SchematicDiagrams / CBA' s and Test Points ...1- 9 -1
Waveforms ...........................................................1- 9 -8
Wiring Diagram ................................................1-10-1
System Control Timing Charts ..............................1-11-1
IC Pin Function .....................................................1-12-1
Lead Identifications ...............................................1-13-1
DECK MECHANISM SECTION
Standard Maintenance ......................................... 2- 1 -1
Fixture and Tape for Adjustment ......................... 2- 2 -1
Mechanical Alignment Procedures ...................... 2- 3 -1
Disassembly / Assembly Procedures of
Deck Mechanism ..... 2- 4 -1
Alignment Procedures of Mechanism .................. 2- 4 -9
EXPLODED VIEWS AND PARTS LIST SECTION
Exploded Views ................................................... 3- 1 -1
Mechanical Parts List ........................................... 3- 2 -1
Electrical Parts List .............................................. 3- 3 -1
VT-FX685A
VT-FX685AC
May
2001
VIDEO-IN
AUDIO-IN
L
R
CHANNEL
REC/IRT
REW
F.FWD
PLAY
STOP/EJECT
TRACKING
POWER
Summary of Contents for VT-FX685A
Page 23: ...1 9 3 1 9 4 1 9 5 Main 1 4 Schematic Diagram PWR VCR PM REC ...
Page 24: ...1 9 6 1 9 7 1 9 8 Main 2 4 Schematic Diagram ...
Page 26: ...1 9 11 1 9 12 Main 4 4 Schematic Diagram ...
Page 27: ...1 9 13 1 9 14 Function Schematic Diagram ...
Page 28: ...Function CBA Top View Function CBA Bottom View 1 9 15 1 9 16 ...
Page 54: ... 48 49 S 17 Slide Holder S Slide Holder T S 18 50 L 3 Fig DM17 52 51 Slide P 9 Fig DM18 2 4 8 ...