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WM-AF59/BF59
{
4-2.
ELECTRICAL
ADJUSTMENTS
4-2-1.
Tape Section
Playback Head Azimuth Adjustment
Procedure:
1.
Playback mode
test tape
P-4-A063
(6.3 kHz, -10 dB)
scre
Turn
the adjustment
screw for the maximum
output levels. If these levels do not match, turn
the
adjustment
screw
until
both
of output
levels match together within 3 dB.
within
3daB
within 3 dB
}
R-CH
a
peak
position
—e angle
R-CH
7
peak
peak
Adjustment
should be made in both directions
of FWD and REV.
Adjustment
screws should be stopped
turning
in thé clockwise direction.
After
the
adjustment,
lock
the
screws
with
locking compound.
Tape Speed Adjustment
Procedure:
test tape
WS-48A
(3 kHz, OdB)
frequency counter
PHONES
Play
back
WS-48A
(Tape
center
portion)
in
FWD mode.
Adjust
the
RV601
so
that
counter reads 3,000 +90 Hz.
Play
back
WS-48A
(Tape
center
portion)
in
REV mode.
the
frequency
Adjustment Location:
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