Read Panasonic CQ-RD143N Service Manual online
9 SCHEMATIC DIAGRAM (Main Block)
E-4C244
CQ-RD133N/RD143N/RD153N/RD243N/R253U/R223W MAIN BLOCK
2.36
0
0
4.9
4.97
0
0
0
0
0
0
0.14
0
0
4.93
0
2.32
0
0
2.25
2.25
0
2.230
5.01
0
4.19
4.18
4.19
4.19
4.18
4.18
4.17
4.19
4.17
8.67
4.17
4.17
4.18
4.17
4.18
4.18
8.67
4.18
4.19
4.17
4.19
4.18
4.19
4.19
4.19
4.18
4.19
4.19
8.69
5.01
IC 301
E-VR
0
0
7.39
4.96
7.39
14.38
7.35
0
7.36
7.31
7.23
7.22
0
7.15
7.1
1
7.23
7.38
0
7.36
14.38
7.36
5.05
7.37
0
0
IC 270 POWER IC
4.91
0
0
4.97
0
4.97
0
0
4.96
0
4.95
0
4.96
4.98
IC 602 BUFFER IC
1.87
2.21
4.96
0
4.96
1.8
5
4.96
IC 601
POWER DETECTIVE IC
0.12
0
0
0.66
0
0
0
0.08
E.Q
2.08
2.23
2.41
2.38
4.92
0
0
2.43
0
0
0
0
0
4.96
2.3
2.43
2.48
2.48
2.48
DECODE IC
0
0
1.1
7.5
8.2
2.5
0
0
5
0
0
3.5
3.5
4.2
0
TUNER
. 2V/DIV
0 2S
.
0 1S 2V/DIV
.
.
1S 2V/DIV
.
0 2S 2V/DIV
.
.
50S 2V/DIV
.
2S 2V/DIV
.
INIT
RD133N
RD243N
R253U
R223W
R403
47K
47K
----
47K
R464
----
----
47K
----
R780
J
J
J
J
R790
J
J
J
J
R800
J
----
J
J
R801
47K
----
----
----
CQ-RD143N
9
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