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3-1-16.
FWD-REV Switch (S601, 619) Position
Adjustment
1,
Loosen the two screws.
2.
Place the unit in the REV mode to energize the
direction change solenoid.
3.
Adjust
the position of the microswitch
so that
the actuator is perfectly pushed with the joint
plate. Tighten the screws.
4.
Apply lock paint to the screws.
direction solenoid
actuator
as
0.
FWD-—REV
switch
plunger
screw
upper —
S619
joint plate
lower
—
S601
Fig. 3-18.
FWD/REV
switch (S601, 619) position
adjustment
3-1-17.
Record Button Block Adjustment
1.
See Fig. 3-19. Place the unit in the STOP mode.
Check
to see that the clearance between
the
REC
button block and the record
arm holder
is 0.5 (1/64") to 1 mm
(3/64"). If necessary,
adjust the position of the REC arm holder by
loosening the screws.
2;
Make
sure that the slide switches (S103, 104)
on the bias circuit board are perfectly switched,
when the REC
button is locked. Readjust the
clearance between
the REC
button block and
the REC arm holder, if necessary.
3.
Apply lock paint to the screws.
FT O5~1mm
_
(1/64 ~ 3/64 }
(When the REC
button released)
record arm holder
REC switch
(S103, 104)
=a
bias osc circuit board
Fig. 3-19.
Record button block adjustment
3-1-18.
REC Lock Pull Rod Adjustment
1.
Place the unit in the STOP mode. Turn the split
nut clockwise until the tip of the REC lock pull
rod
is in
contact
with
the
REC
lock
rod.
Moreover, turn the split nut slowly one or two
times after the tip of the pull rod is in con-
tact with the REC
lock
rod.
Press
the nut by
using a pliers.
2.
Make sure the followings.
a) Lock the REC button in the STOP mode. The
REC
button
is released
when
the FWD
or REV
button is pushed.
b) Lock the REC button slowly in the STOP mode.
The
REC
lamp
lights
before
the
button
is
locked.
.
c) Lock one of the two REC buttons in the STOP
mode.
The
button
is released
when
another is
locked.
3.
Apply contact cement to the nut.
split nut
spring.
.<
REC lock pull rod
|_- REC lock tod
no clearance
in
STOP mode
Fig. 3-20.
REC lock pull rod adjustment
3-1-19.
Equalizer Switch (S107) Position Adjust ment
L;
Loosen the two screws as shown in Fig.3-21.
Set
the
tape
speed
switch
to
the
9.5
cm/s
(center) position.
2:
Move the screws so that the equalizer svit ch is
set at the 9.5 cm/s (center) position.
3.
Change the tape speed switch to the 4.8cm/s,
9.5 cm/s and
19 cm/s positions and vic: wersa
several
times.
Make
sure
that
the
eqalizer
switch is definitely changed.
4.
Apply lock paint to the screws.
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