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I
TAPE ADJUSTMENTS
2. MOTOR REPLACEMENT
AND SPEED ADJUSTMENT
(1) Motor replacement
(2)
Motor speed
1.
lnsertthe
testtape
(MTT-ll
loretc.3,000
Hz)into
DECKA.
2. Press the PLAY button.
3. AdjustVR311
so that the frequency
counter show a reading
of 3,020
& 10 Hz.
4.
Press the STOP
button.
o
•1
TAPE SPEED
ADJUSIW;
3.
CHECKING
THE MECHANISM
TORQUES
o Clean the head, capstan and pinch roller before making any measurement.
DECK " A & B"
Measurement
Takwp torque
Back tension
Tape tension
Cassette for
PLAY : TV-2111A
PIAY : TW-2111A
Drive-power cassette
measurement
F. FWDIREW : TW-2231
TW-2412
PIAY
25-63
gr.cm
2.0- 6.0 gr.cm
70 gr or more
F. FWDIREW
60-120
gr.un
-5-
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