Read Panasonic CQ-C7353W Service Manual online
13
6 Block Diagram
6.1.
Main-1 Block
AM
ANT
FM
ANT
ANT51
CN351
E-3108a(1/2)
AUX
R
L
1
7
2
6
20
17 14 12
2
4
5
24
3
1
9 15
8
16 17
1
4
FM/AM OSC
FM IF
VSM
SD(ST)
MODE
FM/AM
VT
EOFM
R-CH
CDC L
L-CH
Q56
R-CH
12
13
PA51
FM/AM TUNER
Q411
IC401
PLL
XL401
7.2MHz
Q55
7
6
56
39
12
11
11
17
15
15
31
24
24
23
26
45
46
29
72
99
5
86
87
85
74
59
76
63
62
61
8
13
14
36
10
AUDIO9V
SCLK
SDA
SA CLK
A IN
PLL DO
PLL CLK
PLL CE
SD
ST
PLL DI
IC601(1/2)
CPU
16
14
12 13
31
33
29 28 27
40
43
44
42
42
4
40
INPUT
SEL
LOUD/
VOLUME/
EQ
SW
SPECTRUM
ANALIZER
SW
SW
REG
SW
SUB
WOOFER
REAR
MAIN
IC201
ELECTRONIC VOLUME
FADER
FADER
FADER
FADER
MIX
25
32
24
17
CD-L
CD-R
CD-R
CD8V
CD3.3V
CD IN
CD FS
CD SCK
CD SI
CD SCK
CD SI
CD SO
CD RST
MUTE
CN651
R-CH
IC752
Q650
IC650
CD8V
BATT
5V
REG
LEVEL
SHIFT
16
17
17
9
10
13
14
4
3
6
5
7
5
7
8
1
2
To
CD DECK
CD SW1
CD SW2
Q652
Q651
Q320
IC231
Q371
Q701
REG
11
6
7
8
3
4
2
5
10
12
14
BATT
VDD5V
ACC
PRE14V
SW
FL
RL
IC701
POWER SUPPLY
ANT+B
CD8V
AUDIO9V
SW5V
ILM10V
ACC
DECK V
CONT
CONT
ANT CONT
1
MAIN CONT
IC271
POWER AMP
25 22 4
5
3
3
6 20
23
21
14
12
CLIP
MUTE
STBY
Q335
MUTE
Q341
MUTE
Q353
MUTE
Q351
MUTE
Q352
MUTE
RL
FL
SW
R-CH
R-CH
R-CH
R-CH
BATT
ACC
CN701(1/2)
RL+
RL-
RR+
RR-
FL+
FL-
FR+
FR-
BATT
1 2
3 4
5 6
7 8
9 10
1112
1314
1516
Q372
Q680
Q354
IC252
IC251
Q681
Q376
85
87
86
ELEV
CONT
MODE1
MODE2
MODE3
ELEV
MODE2
MODE3
ELEV
BZ OUT
AF MUTE
AMP MUTE
VOFF DET
STBY
L
OUT
OUT
L
IN
IN
RL
FL
SW
IC221
SRS WOW
AUDIO
TRU
BASS
FOCUS
3D
STEREO
1 4 2
5
7
8 5 7
4
2
E-3108b
CN253
CN301
CN201
R-CH
R-CH
1
4
1
4
1
4
L
R
L
R
L
R
REAR
FRONT
SUB.W
CN361
CN371
10
12
8
40
3
14
1
MUTE
CQ-C7353W MAIN-1/SUB
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