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ADJUSTMENTS
(Continued)
TAPE SPEED ADJUSTMENT
1.
Remove
the
cassette
compartment
lid
and
connect
a
frequency counter to the left or right channel LINE OUT as
illustrated. Then,
play back a 3kHz
test tape (Example:
TEAC MTT-111).
Frequency Counter
3000 Hz (+3 %)
Dummy Load
47k ohm
LINE OUT
2. Adjust the tape speed by turning the potentiometer inside
the
Motor
with
an
alignment
tool
until
the frequency
counter reads 3kHz (+10Hz).
Tape Speed Adjustment
HEAD AZIMUTH ADJUSTMENT
1.
Remove the cassette compartment lid and connect a VIVM
and a dualtrace synchroscope to both channels LINE OUT
as illustrated. Set the synchroscope as follows:
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SVWVGER MODE.
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AUTO (automatic)
-
Azimuth Adjusting Screw
Synchroscope
Dummy Load
47k ohm
LINE OUT
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Oy
Dummy
Load
47k ohm
Insert a 8kHz test tape (Example: TEAC MTT-113C) into
the cassette compartment and play it back.
_ Slowly turn the azimuth adjusting screw until the amplitudes
of both channel signal wave forms are at maximum and both
wave forms overlap. Set to optimum at maximum reading of
the VIVM.
Adjustment
R/P Head
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with paint or glue.
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