Table of Contents
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SPECIFICATIONS ...........................................................1
CONTENTS......................................................................2
GLOSSARY OF ABBREVIATIONS ................................4
SAFETY PRECAUTIONS ................................................1
CONNECTION .................................................................3
WARNING........................................................................3
DISASSEMBLY ...............................................................4
HOW TO EXECUTE CIRCUIT BOARD SERVICE ..........7
CHIP PARTS REPLACEMENT .....................................11
WHEN REPLACING IC5A0 .............................................1
ELECTRICAL ADJUSTMENTS.......................................1
Servo circuit Adjustment...............................................3
D-VHS signal circuit Adjustment ..................................4
AND REPLACEMENT ..............................1
1.
DECK Cleaning...................................................1
1-1
VIDEO HEAD .................................................1
1-2
Tape Running System....................................1
1-3
REEL DISK Drive System ..............................1
2.
Replacement of Major Parts ..............................2
2-1
CLEANING ARM, FELT RING ......................2
2-2
STAY PLATE.................................................2
2-3
BOTTOM ASSY.............................................3
2-4
INSERT GUIDE (TU).....................................4
2-5
INSERT GUIDE (SP).....................................4
2-6
REC SPRING ................................................5
2-7
F/L ARM ASSY, F/L BEARING .....................5
2-8
A/C HEAD UNIT ............................................6
2-9
F/E HEAD UNIT.............................................6
2-10 SENSOR COVER (TU) .................................7
2-11 SENSOR COVER (SP) .................................7
REV UNIT (SP)..............................................8
2-13 MODE POSITION UNIT ................................8
2-14 REEL BELT, PULLEY BUSH,
BELT PULLEY, SHIFT SLIDER,
CONTENTS
2
PROM ................................1
PULLEY GEAR ASSY, SLIP GEAR,
SLIP SPRING, THRUST WASHER,
SLIP WASHER, SLIP ADJUSTER,
IDLER 2 UNIT................................................9
CAPSTAN BRAKE ASSY............................11
WORM WHEEL ...........................................12
2-17 PINCH ARM CAP, PINCH UNIT .................13
2-18 F/L PLATE, DOOR ARM .............................13
2-19 BRAKE CAM PLATE ...................................14
2-20 GUIDE LAMP ..............................................15
BRAKE LEVER............................................16
2-22 L/D LOCK LEVER .......................................17
2-23 BRAKE BELT (SP), BELT HOLDER ...........17
2-24 BELT LEVER, BELT ADJUSTER................18
REEL DISK (SP side) ..................................18
2-26 BRAKE BELT (TU) ......................................19
2-27 BRAKE (TU), REEL DISK (TU side)............19
2-28 SHIFT LEVER .............................................20
CHARGE ASSY...........................................21
LOADING ARM ASSY (TU).........................21
2-31 A/L LEVER ..................................................22
TAPE GUIDE ASSY (TU) ............................24
2-33 DRUM CLAMPER, DRUM ASSY ................25
2-34 DRUM MOTOR STATOR, BRUSH SPRING,
BRUSH, UPPER DRUM ASSY ...................26
2-35 CAPSTAN MOTOR .....................................27
2-36 SSW HOLDER, SSW SLIDER.....................29
3.
of the Mechanism.............................................30
3-1
TENSION POLE's Position ..........................30
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