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11
5 Block Diagram
5.1.
Main-1 Block
22
CQ-RX300W/RX200W/RX105W/RX102W/RX101W MAIN (1/3)
7231-02-11(1/3)
PA51
FM / AM TUNER
AT51
2 FM ANT
FM VT
FM / AM OSC
FM / AM IFC
VSM
SD / ST IND
AM VT
1
17
16
1
AM ANT
L-CH
R-CH
R-CH
21
20
11
14
6
16
92
90
94
Q401
EO
AM MODE
HUB L
CD L
5
AUX L
7
15
16
3
INPUT
SEL
VOLUME
TONE
FADER
IC201
AUDIO SIGNAL PROCESSOR
XL602
32.8KHz
18
19
54
53
SD
A
SCLK
REAR
E-VOL
I2C
L
R
FRONT
RX300W
ONLY
RX300W
ONLY
ONLY
L
R
R-CH
Q251
RR+
RR-
R-CH
R-CH
22
4
14
16 15
14 13
12 11
10 9
8 7
6 5
4 3
2 1
STBY
MUTE
FL+
FL
RL
FL-
FR+
FR-
RL+
RL-
IC271
POWER AMP
BATT
ACC
AMP CNT
ANT CNT
CN701
CN250
12
21
23
23
5
3
3
Q366
MUTE
R-CH
Q365
MUTE
Q261
SW
Q52,602
Q55,601
TU+B
FM VCC
AM VCC
POW
SW
POW
SW
80
FM MODE
SD
A
59
STBY
100
AMP MUTE
99
AF MUTE
9
XT1
10
XT2
XL601
13.5KHz
12
CF1
13
CF2
SCLK
79
82
BAT DET
IC601(1/3) SYSTEM CONTROL
RX300W/RX200W
ONLY
ONLY
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