Sony ICF-C360 - Section 3 Electrical Adjustments

SECTION 3
ELECTRICAL ADJUSTMENTS
ICF-C360
Setting :
BAND switch : AM
Volume (RV1) : MIN
AM RFF signal
habit Seld Put the lead-wire
wW antenna close to
the set.
(a
30% amplitude modulation by 400Hz
signal.
Output level : as low as possible
Setting :
BAND switch : FM
Volume (RV1) : MIN
FM RF signal
generator
antenna input terminal
+ 22.5kHz frequency deviation
by 400Hz signal.
Output level: as low as possible
Speaker terminal
@ Repeat the procedures in each adjustment several times, and
the frequency coverage and tracking adjustments should be
finally done by the trimmer capacitors.
Adjustment Location :
[MAIN BOARD ] — Component side —
T1 : AM IF Alignment
( ): Italian Model
AM IF ALIGNMENT
Adjust for a maximum reading on VTVM.
455kHz
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on VTVM.
87.35MHz
108.05MHz (108.25MHz)
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on VTVM.
87.35MHz
108.05MHz_(108.25MHz)
L4 : FM Tracking Adjustment
L3 : AM Tracking Adjustment
CT2 : FM Tracking Adjustment
CT1 : AM Tracking Adjustment
fe id } AM Frequency coverage Adjustment
FM Frequency coverage Adjustment
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