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ADJUSTMENT
MAIN C.B
SFR202 SFR201
ava
1. Tape
Speed
Adjustment
Settings:
+ Test tape:
TTA-100
+ Test point :
J501 (LINE OUT)
* Adjustment
location: SFR
in MECHA
MOTOR.
Method:
Play back the test tape and adjust SFR so
that the frequency
counter
reads 2990 +
10Hz.
2. Head
Azimuth
Adjustment
Settings:
+ Test tape:
TTA-310
* Test point :
J501 (LINE OUT)
+ Adjustment
location : Head
azimuth
adjustment
screw
R303
|I@
SFR302 SFR301
a
TP1
5)
2
@
SFR101
SFR102
A
Pp
Method : Play back the 10kHz
signal of the test tape
and
adjust
screw
so
that
the
output
becomes
maximum.
3. PB
Frequency
Response
Check
Settings:
+ Test tape:
TTA-310
* Test point :
J501 (LINE
OUT)
Method:
Play back
the 315Hz
and
10kHz
signals
of
the test tape and check
that the output
ratio of the 10kHz
signal is with respect
to that of the 315Hz
signal is +2.5dB.
18
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