MECHANISM ADJUSTMENTS
L
e. TAKE-UP TORQUE ADJUSTMENT
Torque Gauge
Take-up Torque
● Before this adjustment, wipe thecapstan and Take-up
Reel clean with N-Hexance or benzine.
70- 150g-cm
(1)
(2)
(3)
Plug the Hand Control into its receptacle on the rear of
u
~
the unit and set the unit in the playback mode by
J&
Play Plate Lever
pushing and sliding the START switch on the Hand
~
1’
—Take-up Reel
Control to the lock position.
%
%
Measure the take-up torque of the Take-up Reel with the
torque gauge as illustrated.
The take-up torque should be 70- 150g-cm.
If not, adjust the take-up torque by bending the Play
Plate Lever as illustrated.
f. BRAKE ADJUSTMENT
(1) When the Plunger is fully inserted into the Play Solenoid, the clearance
between the Brake and Take-up Reel should be 0.3- 0.7mm as illustrated.
(2) If necessary, adjust the clearance by bending the Brake Arm as illustrated.
Brake Arm
k
+
bend ;<z-
1
@
Brake
4
1
0
,
,
,
I
8
4
J (
,’
‘..
,’
‘.
,
g. FLYWHEEL THRUST ADJUSTMENT
(1)
(2)
●
●
(3)
Each clearance between the Flywheel and the Flywheel Support
the oil cut washer and the Capstan Holder should be 0.4-
0.6mm with the unit in an upright position as illustrated.
If necessary, adjust the clearances as follows:
To obtain the clearance of O between the Flywheel and the
Flywheel Support, slowly turn the Flywheel Thrust
counterclockwise.
Then fully push the oil cut washer down as illustrated.
Turn the Flywheel Thrust clockwise until the clearance between
the Flywheel and Flywheel Support becomes 0.5 f 0.1 mm when
measured by the thickness gauge as illustrated.
After the adjustment, secure the Thrust with paint or glue.
h. CASSETTE SWITCH ADJUSTMENT
● This switch is normally opened and used to detect whether the mini-
cassette tape is inserted into the cassette compartment or not.
(1)
(2)
(3)
Check to see that the Cassette Switch is bend by 1.3- 1.5mm as
after the switch contacts have been closed by inserting the mini-
cassette tape into the Cassette Holder.
If not, loosen the screw fastening the switch anct move the Switch
as illustrated to adjust its position correctly.
After the adjustment, tighten the fastening screw and secure it with
paint or glue.
6!!!
-.-s
-----
$
bend
L J
Take-up Reel
n7 ~.-::
0.3
Oil CU! washer
04–06mm
~
Capstan Holder
=h.,,”p~r,
/+
- Flywhaal
Flywheel Thrust _
L Flywheel Support
I I
t
- Flywheel
JJ.4 – 0.6mm
Flywheal Thrust=
~ Flywheel SuppOrt
\
Cassette
J
1.3 – 1.5mm
II)
u ‘screw
-2-
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