9
9
SRS-RF930RK
SRS-RF930RK
3-1. BLOCK DIAGRAM – AMP ASSY –
• Signal path.
• R-ch is omitted due to same as L-ch.
: FM
: AUDIO
L301
FM
OSC
D301
+V
+V
+V
RX-FE
UNIT
18
13
16
FM IF/
DISCRI
DECODE
AMP
DETUNE
MUTE
TUNING
IND
STEREO
IND
CF302
10.7MHz
26
CF301
10.7MHz
6
5
R-CH
3
5
1
IC102
POWER AMP
Q306
MUTING
D701, 702
LIMITER
Q102
MUTE
Q101
CONTROL
D703,704
MUTE DET
22
20
FM FE
12
27
AUTO
BLEND
MUTE
MONO/ST
SW
1/2
COUNTER
PD1
PD1
VCO
21
23
10
REG
RV301
FREE RUN
FREQUENCY
IC301
IF AMP/DECODE
RV303
TUNE
(ANT)
SP101
(SPEAKER)
SP201
(SPEAKER)
RV701
VOL
2
(914MHz)
VOLTAGE
WATCH
IC801
POWER
POWER
Q803
FF
Q801
SW
Q802
SW
3
1
S801
D802
IC701
J701
S801
S801
RECHARGEABLE BATTERY
(NICKEL-HYDRICMETAL)
4PCS, 4.8V
R-CH
R-CH
IC701
AMP
6
7
IC302
AMP
5
7
TRANSMISSION
FREQUENCY
L301
J701
AUDIO IN
CHARGE
+B