Sony HCD-DR3 - Page 13

13
FM Tuned Level Adjustment
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 —
FM RF SSG
75
Ω coaxial
Carrier frequency : 98 MHz
Modulation : AUDIO 1 kHz, 75 kHz
deviation (100%)
Output level : 28 dB (at 75 W open)
FM ANTENNA terminal
(JK101)
set
L104
L105
TP1
TC102
AM Tracking
AM Tuning Voltage
FM Tuned Level
IC102
SFR101
JK101