– 32 –
FM STEREO Adjustment
BAND : FM
ST • MONO switch : ST
VOLUME control : as required
Connection Points :
F) to TP (DET) during TP (GND).
Procedure :
1. Adjust RV301 to obtain a 76kHz on the frequency counter.
Standard value : 75.7 – 76.3MHz
Adjustments Location : MAIN board (see page 33)
SD Adjustment
BAND : FM
VOLUME control : as required
Connection Points :
Procedure :
1. Set the frequencies of the FM RF SSG and the frequency dis-
play of the set to 93MHz.
2. Adjust RV202 so that a waveform on oscilloscope is as shown
below.
Adjustments Location : MAIN board (see page 33)
oscilloscope
TP(SD)
[ MAIN BOARD] (Side A)
FM RF SSG
0.01uF
TP(ANT)
22.5kHz frequency
deviation by 400Hz signal.
Output level : 54dB
µ
[ MAIN BOARD]
(Side A)
1pF
1M
Ω
2.4k
Ω
0.01
µ
F
100
µ
F
TP (76k)
TP (DET)
TP (GND)
S
DC5V
2SK193-E
frequency
counter
servicing tool
[ MAIN BOARD] (Side A)
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