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8. Record Head|
Test Setup:
;
(1)
Deliver a 15 kHz of —80 dB (77.5 UV) to the MIC
blank tape
ao
Azimuth and
AF ose
REC Amp
jack.
Angl
ne 4
—>
(2) Place the unit in the forward (reverse) mode.
Adjustment
ve
(3)
Adjust the record head aizmuth adjusting screw
MIC jack
for the maximum output on the VTVM.
Note: If the screw
is turned
more
than 1 turn,
make the record head track adjustment again.
The maximum
value for both channels can
LINE
OUT jack
not
be
obtained at the same angle
of the
Conteoli Switch Setting:
screw, take the mid between the two angles
and make sure that the difference between
*Record volume control
the output obtained by turning the screw
specified position on page 25
from
the
maximum
output
position and
i
i s
withi
dB.
*MONITOR switch
the each maximum output is within 2
(4)
Slightly, hold the supply reel table by the hand.
Specification:
(S) Make
sure that the playback output does not
increase
more than 3 dB. If not, adjust by moving
the record head in the direction shown by the
arrows (See Fig. 3-26) so that the level fluctuation
*Screw position where the maximum output is
obtained.
is the least at the maximum output.
Apply
lock
paint
to
the
azimuth
and
angle
adjusting screws.
screw angle
adjusting point
—30—
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