Read Panasonic CQ-C7353N 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
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
Q346
CN255
CN302
CN202
MUTE
Q335
MUTE
Q341
MUTE
R-CH
RL
FL
SW
R-CH
R-CH
R-CH
R-CH
R-CH
1
4
1
4
1
4
L
R
L
R
L
R
REAR
FRONT
SUB.W
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
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
CQ-C7353N MAIN-1
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