Sharp VC-780E

| VC-7390ET
@ -Reassemdly (Fig. 1-7)
1.
Attach
the
lock
release
lever
ass‘y
@
to
the
slider
holder
(R})
@
.
2.
Fit
the
slider
holder
(R)
@
to
the
slider
M.
3.
Slightly
widen
the
cassette
housing
frames
(R)
and
(L),
and
set
the
parts
@
of
the
slider
holders
(R)
and
(L)
to
the
grooves
of
the
cassette
housing
frames
(R)
and
(L).
Note:
Make
sure
of
the
following
fitting:
Fitting
between
the
parts
@
of
the
slider
holders
(R)
and
(L)
and
the
grooves
of
the
cassette
|
housing
frames
(R)
and
(L),
as
well
as
between
the
drive
gear
arms
and
the
slider
holders
(R)
and
(L).
4.
Turn
the
coupling
counterclockwise
until
the
slider
D
comes
to
the
cassette
insertion
opening.
TO
RUNA
TAPE
WITHOUT
THE
CASSETTE
HOUSING
CONTROL
ASSEMBLY
1.
Open
the
lid
of
a
cassette
tape
by
hand
and
hold
‘it
with
a
piece
of
viny!
tape.
2.
Set
the.cassette
tape
in
the
tape
mecha-
nism.Then,
stabilize
the
cassette
tape
witha
weight
(500g
or
less).
Note:
The
weight
should
not
be
more
than
500g.
REMOVAL AND HEIGHT ADJUSTMENT OF
REEL DISKS
@ Removal of supply reel disk:
1.
Remove
the
cassette
housing
contro!
assembly.
2.
Set
the
mechanism
in
the
playback
mode
with
no
~
cassette
tape
in
place.
Unplug
the
power
cord.
3. Remove the tension band @.
4.
Unscrew
the
screw
@
and
release
the
cassette
housing
control
ground
spring
{2
off
the
reel
disk
catch
©.
5.
Release
the
supply
reel
disk
catch
@
and
back
tension
fever
@.
Pull
out
the
supply
reel
disk
@
upward.
73% (iz, Supply reel stopper ass‘y
@3 Take-up reel disk catch holder
) Take-up disk catch
i) Screw
(1) Supply reel disk catch
@) Supply reel \“
disk
0” * LD Screw
1) ae )
oa i Pr
ce
iC
.
o®
;
~~
aE
©
Video
Search
ae
brake
lever
I] fea
(2) Back tension (4) Take-up ©) Height
lever (6) idler gear reel disk adjusing
® Tension band screw
Figure 1-8.
@ Removal of take-up reel disk:
1.
Remove
the
cassette
housing
control
assembly.
12
2.
Set
the
mechanism
in
the
playback
mode
with
no
Cassette
tape
in
place.
Unplug
the
power
cord.
3.
Unscrew
the
screw
@
and
release
the
take-up
reel
disk
catch
holder
@
off
the
reel
disk
catch
©
4.
Release
the
take-up
reel
disk
catch
©:
Pull
out.
the take-up reel disk @ upward.
Notes:
1.
After
replacing
either
of
the
reel
disks,
be
sure
to
perform
the
height
adjustment
procedure.
2.
Take
care
not
to
deform
the
tension
hand.
3.
Be
careful
not
to
deform
the
back
tension
lever,
main
supply
/
take
-
up
brake
levers,
video
search.
brake
lever
and
auxiliary
fast
forward
brake.
(See
pages
4
and
5.)
4.
Check
the
tension
pole
position.
(See
pages
15.)
5.
Be
careful
not
to
damage
the
supply
reel
disk,
take-up
reel
disk
and
idler
gear
©.
6.
Whenever
replacing,
clean
and
lubricate
the
reel
disk
shaft.
®
Reassembly
of
supply
reel
disk:
1.
Clean
the
ree!
disk
shaft
and
apply
oif
(high
quality
spindle
oil)
to
it,
then
install
a
new
supply
ree!
disk
onto
the
shaft.
2.
Repiace
the
cassette
housing
control
ground
spring
43
in
position
and
tighten
up
the
screw
@.
3. Replace the tension band @.
4,
Adjust
the
reel
disk
height
by
using
the
master
plane
and
reel
disk
height
adjusting
jig.
@
Reassembly
of
take-up
reel
disk:
1.
Clean
the
reel
disk
shaft
and
apply
oit
(high
quality
spindle
oil)
to
it.
Then,
release
the
video
search
brake
lever
and
install
a
new
take
-
up
reel
disk
onto
the
shaft.
2.
Replace
the
take-up
reel
disk
catch
holder
(3
in
Position
and
tighten
up
the
screw
@
._
3.
Adjust
the
reel
disk
height
by
using
the
master.
plane
and
ree!
disk
height
adjusting
jig.
Notes:
1.
During
removal
and
reassembly,
be
careful
not
to
damage
the
reel
disks,
reel
shafts,
idler
gear
and
brake
levers.
2.
After
reassembly,
check
the
back
tension
in
video
search
rewind
mode
(see
page
14)
and
checking
the
brake
torque
(see
page
16)
HEIGHT ADJUSTMENT
1.
Remove
the
cassette
housing
assembly,
and
place
the
master
plane
onto
the
mechanism
unit
as
shown
in
Fig.1-9
(a),
taking
care
not
to
hit
the
drum.
2.
Ensure
that
the
ree!
disk
is
lower
than
the
part
®
but
higher
than
the
part
©
of
Fig.
1-9
(b),
by
using
the
reel
disk
height
adjusting
jig.
If
the
height
is
not
correct,
adjust
the
height
adjusting
screw.
Note:
Whenever
replacing
the
reel
disk,
perform
the
height
adjustment.
~
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