REMOVAL AND REASSEMBLY OF
CASSETTE HOUSING CONTROL ASSEMBLY
l
Removal
Set the cassette ejected condition in the cassette
eject mode.
Unplug the recorder from the main source.
Follow the procedures below in the specified
order.
a) Remove the cassette loading belt
Disconnect the
(Full Flat Cable)
Remove the cassette housing installation
screws
Slide and pull out the cassette housing control
assembly
upward.
In removal and reassembly, take care not to hit
the cassette housing control assembly or tools
against the guide pin, drum, or the like
thereabout.
Place the unit in the eject mode in removal or
reassembly of the cassette housing control
assembly.
Load the cassette once onto the cassette housing
control assembly after reassembly. (If the
cassette housing control assembly normally
operates after this, the phases of mechanism and
the cassette controller are accurately adjusted
after
on.)
MECHANICAL OPERATION CHECK
WITHOUT
When power is on, the general operations of the
mechanism can be checked without a cassette.
loading
Note the following
points.
Check video search rewind and rewind, rotating
the take-up reel disk
by hand (in either
normal or reverse direction). If it is not rotated,
the reel sensor works to shift the mechanism to
the eject mode.
When the belt is
detached, tuck it
as in the figure so
that it is kept free
from grease.
When the stop button is pressed, the mechanism
does not stop at a normal stop position. It shifts
to the eject mode and stops.
When the stop button is pressed in the playback,
video search rewind, and video search forward
modes, the supply reel disk
keeps on rotating
for several seconds for elimination of tape slack
in the course of shifting to the eject mode. In
such a case, rotate the take-up reel disk
somewhat by hand, and the supply reel
disk
stops, which can reduce the working time.
insert the tab of
the Cassette housing
control assembly to
the mechanism chassis.
REPLACEMENT OF WORM WHEEL
ASSEMBLY
Reassembly
. Before installation of the cassette housing
control assembly, place the unit in the stop mode
with the power on, then unplug the power cord.
(The main body is placed in the eject mode.)
Follow the procedures for removal in the reverse
order.
Notes:
Be sure to unplug the power cord in removal and
Cassette switch
W orm bracket
Keep the cassette loading belt free from grease.
Cassette housing frame
tight screw
In case of its adhesion, clean the belt.
Worm wheel
In using a magnet screw driver, be sure to keep it
Figure
away from the A/C head, FE (Full Erase) head, or
the drum.
Summary of Contents for VT-3418X
Page 54: ...VT 341 8X VT 51 18X is z 0 Y Y c U T J 2 c 4 54 ...
Page 61: ...VT 341 8X VT 51 18X TROUBLESHOOTING OF TV SECTION I I I I 1 I I I I I I I ___ I iiE I b z 61 ...
Page 74: ...m 3418X i T 5118X VCJ AV UNIT 7 I 8 I 9 I 10 I 11 I 12 I 74 ...
Page 76: ...VT 341 8X VT 5118X VCJ AV UNIT I 7 I 8 I 9 I 10 I 11 I 12 1 76 ...
Page 78: ...PWB B V I D E O CHROMA J U N G L E 7 I 8 I 9 I 10 I 11 I 12 I 78 ...
Page 80: ...PWE 8 I 1 V I D E O CHROMA JUNGLE hr r I 7 I 8 I 9 I 10 I 11 I 12 I 80 ...
Page 86: ...VT 341 8X VT 5118X 7 I 8 I 9 I 10 I 11 I 12 I 86 ...
Page 88: ...rr J I I TUNER w2o1 m ...
Page 89: ...n 3 30 ...
Page 90: ...VT 341 8X VT 5118X VCJ AV UNIT DUNTK830 I WEV3 I I I m c I 7 I 8 I 9 I 10 1 11 I 12 I 90 ...
Page 92: ... VT 341 8X VT 51 18X DUNTK8302WEV 1 DUNTK8303WEV I I 7 I 8 I 9 I 10 I 11 I 12 I 92 ...
Page 94: ...VT 341 8X VT 5118X DUNTK8302WEV3 DUNTK8303WEV3 7 I 8 I 9 I 10 I 11 I 12 I 94 ...
Page 97: ... _ _ _ __ D I m I n I t3 I m I n I GI I I 1 ...
Page 98: ...Memo _ a _ _ 98 ...
Page 102: ...I REC I w r I I I CAPSTAN FG 7 I 8 I 9 I 10 I 11 I 12 1 102 ...
Page 106: ...CASSETTE SW REC TIP I ED M I I II DFfwPG I I I I I I I I I I I I ...
Page 110: ...VT 341 8X I VT 5118X 1 J 7 I 8 I 9 I 10 I 11 I 12 I 110 ...
Page 112: ...VT 341 8X I T 5118X 1 WAVEFORMS 112 ...
Page 115: ...SCHEMATIC DIAGRAM n VCR Main Unit r 7 I 1 I 2 I 3 I 4 I 5 I 6 115 ...
Page 119: ...D I c9 I n I u I m I n I GI I I I ...
Page 123: ...D I a I n I u I m I n I GI I I I ...
Page 124: ...11 I 12 I ...
Page 126: ...J l J I i _ _ _ ___ I _ _ n f f 7 I 8 I 9 I 10 I 11 I 12 126 ...
Page 152: ...VT 341 8X VT 5118X MECHANISM CHASSIS PARTS 152 ...
Page 155: ...H G F E D C B A CASSETTE HOUSING CONTROL PARTS 1 I 2 I 3 I 4 I 5 I 6 I 155 ...
Page 157: ...MECt 1 I 2 I 3 I 4 I 5 I 6 157 ...
Page 158: ...VT 341 8X VT 51 18X I I 7 I 8 I 9 I 10 I 11 I 12 I 158 ...
Page 161: ...H G F E D C B A VT 341 8X VT 5118X 1 2 I 3 I 4 I 5 I 6 161 ...
Page 162: ...VT 341 8X VT 51 18X I I 7 I 8 I 9 I 10 I 11 I 162 12 I ...
Page 163: ... 1 DEL VT 3418X CABINET AND MECHANICAL PARTS 0 II I L e e m I w F J 1 I 2 I 3 I 4 I 5 I 6 163 ...
Page 164: ... ...
Page 169: ...Memo m 169 ...
Page 170: ...S H A R P T98 19 S Printed in Japan 0 w s MW KD ...