Sony CFS-204 - Page 5

CFS-204
vco Adjustment
Procedure:
FM rf signal
generator
telescopic antenna
input terminal
Carrier frequency : 98MHz
Modulation : no modulation
Output level : 0.1V (100dB)
1. Connect frequency counter as shown below.
2. Tune the set to 98MHz.
3. Adjust RV1 for 76kHz+500Hz reading on the frequency
counter. .
tuner board (conductor side)
1 TO AUDIO BOARD
KH301
frequency counter
|-634-194-
Adjustment Location : tuner board (component side)
telescopic antenna
input terminal.
q
AM | 13
ADJ CT3 .
AM FREQUENCY
FM FREQUENCY [ce -L4 } COVERAGE
COVERGE L2 .. 3 ADJ
ADJ
ee FM
G71 } TRACKING
ADJ
RVI 7
VCO ADJ as
AM IF ADJ