REMOVAL AND REASSEMBLY OF
CASSETTE HOUSING CONTROL ASSEMBLY
l
Removal
1.
Set the cassette ejected condition in the cassette
eject mode.
2.
Unplug the recorder from the main source.
3.
Follow the procedures below in the specified
order.
a) Remove the cassette loading belt
0.
b)
Disconnect the
FFC
(Full Flat Cable)
a.
c)
Remove the cassette housing installation
screws
0.
d)
Slide and pull out the cassette housing control
assembly @ upward.
4.
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.
5.
Place the unit in the eject mode in removal or
reassembly of the cassette housing control
assembly.
6.
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
ej
ecti
on.)
MECHANICAL OPERATION CHECK
WITHOUT
CASSElTE
When power is on, the general operations of the
mechanism can be checked without a cassette.
ble)
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
w
n
from grease.
49
4
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
8
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.
Figure1
-1.
REPLACEMENT OF WORM WHEEL
ASSEMBLY
Reassembly
1.
2.
3.
.
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
reassem
blv.
Cassette switch
Worm bracket
Keep the cassette loading belt free from grease.
Cassette housing frame
FO
/
tight screw
In case of its adhesion, clean the belt.
Worm wheel
ass’y
In using a magnet screw driver, be sure to keep it
Figure
l-2.
away from the A/C head, FE (Full Erase) head, or
the drum.
19
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