Sony ST-A35L - Page 6

ST-ASSL
SECTION 3
ADJUSTMENTS
MW SECTION
Setting:
Band Selector: MW
Setup:
AM rf signal VOM @)
generator
frange:
0.5—5V
ac}
Put the lead-wire
aA antenna close to
the set.
(Ce
Carrier frequency: 1,000kHz
OUTPUT
30% amplitude
modulation by
400 Hz signal
e Repeat the procedures in each adjustment
several times, and the frequency coverage and
tracking adjustments should be finally done by
the trimmer capacitors.
MW TRACKING ADJUSTMENT
Adjust for a maximum reading
on VOM ().
L901 600kHz
CT402 1,400kHz
AM IF Alignment
/FT407
Procedure:
AM rf signal VOM
generator (range: 0.5—5V ac)
[FT403
AM antenna OUTPUT
terminal
Carrier frequency: 1,000kHz
30% amplitude modulation
by 400Hz signal
Output level: as low as possible
CT404 T402
1,660kHz §15kHz
Adjust for a maximum reading
on VOM (1).
MW FREQUENCY COVERAGE
ADJUSTMENT
1. Tune the set to 1,000kHz and adjust
IFT401—403 for a maximum reading on
VOM @).
2. Repeat the procedure in adjustment
several times.