Sony ICF-SW10 - Page 7

SW FREQUENCY CENTER
ADJUSTMENT
Adjust for a maximum reading on VTVM.
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After completion of SW1-9 adjustment, confirm that each
center frequency +910kHz signal is received from AM
reference signal generator.
If not received, readjust, then repeat 1.
ICF-SW10
VCO Adjustment
Procedure:
FM rf signal
generator
= «Co
Carrier frequency : 98MHz
Modulation : no modulation
Output level : 0.1V (100dB)
telescopic antenna
input
1. Insert the plug to PHONES jack.
2. Connect frequency counter to the positions shown the
figure right.
3. Tune the set to 983MHz.
4. Adjust RV1 for 76+0.1kHz reading on the frequency
counter.
{MAIN BOARD] (CONDUCTOR SIDE)
[MAIN BOARD}
Adjustment Location: MAIN board (component side)
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ARRAS aS cessed, or
33kQ
frequency counter
L5 L1 CT3 L4
LW Frequency L2 MW T1 LW Frequency MW Frequency
Coverage LW Tracking Tracking AMIF Coverage Coverage [
ooo8on 2
L6 P L a
CT1-3 | FM Tracking se
CT1-1 MW Tracking
CT2 LW Tracking
CT1-2 MW Frequency
Coverage
124 L121 L25 L23 L22 L20 L19 L18 L17 RV1 L7 CT1-4
VO SO
SW Frequency Center FM Frequency Coverage