Sony HCD-DR3 Service Manual page 13

FM Tuned Level Adjustment
FM RF SSG
75
Carrier frequency : 98 MHz
Modulation : AUDIO 1 kHz, 75 kHz
deviation (100%)
Output level : 28 dB (at 75 W open)
Procedure:
1. Supply a 28 dB 98 MHz signal from the ANTENNA terminal.
2. Tune the set to 98 MHz.
3. Adjust SFR101 to the point (moment) when the TUNED
indicator will change from going off to going on.
Adjustment Location: MAIN board
Adjustment Location
[MAIN BOARD] — Component side —
coaxial
set
FM ANTENNA terminal
(JK101)
AM Tracking
L105
AM Tuning Voltage
IC102
SFR101
FM Tuned Level
L104
TC102
TP1
JK101
13