Main P.c.b - Panasonic SA-PT250GCP Service Manual

Dvd home theater sound system
Table of Contents

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14.2. Main P.C.B.

Ref No.
MODE
1
2
3
CD PLAY
0
5.1
0
STANDBY
0
5
5
Ref No.
MODE
21
22
23
CD PLAY
0
0
0
STANDBY
0
0
0
Ref No.
MODE
41
42
43
CD PLAY
0
0
5
STANDBY
0
5.1
5
Ref No.
MODE
61
62
63
CD PLAY
5.1
5.1
5
STANDBY
5.1
5.1
5.1
Ref No.
MODE
81
82
83
CD PLAY
2.5
0
0
STANDBY
2.5
0
0
Ref No.
MODE
1
2
3
CD PLAY
-
5.1
0
STANDBY
-
5.1
0
Ref No.
MODE
1
2
3
CD PLAY
0
0.3
0.3
STANDBY
0
0.3
0.3
Ref No.
MODE
21
22
23
CD PLAY
0.3
0.7
0.7
STANDBY
0.3
0.7
0.7
Ref No.
MODE
41
42
43
CD PLAY
0
0
0
STANDBY
0
0
0
Ref No.
MODE
61
62
63
CD PLAY
0
5.1
0
STANDBY
0
5
0
Ref No.
MODE
81
82
83
CD PLAY
0.1
0
-6.8
STANDBY
0
0
-6.8
Ref No.
MODE
1
2
3
CD PLAY
0
0
0
STANDBY
0
0
0
Ref No.
MODE
1
2
3
CD PLAY
4.9
0
2.1
STANDBY
4.9
0
2.1
Ref No.
MODE
21
22
23
CD PLAY
0
1.3
1.3
STANDBY
0
1.3
1.3
IC2903
Ref No.
MODE
1
2
3
CD PLAY
16.8
8.9
0
STANDBY
16.9
5.3
0
Q2003
Ref No.
MODE
E
C
B
CD PLAY
0
5
0
STANDBY
0
5
0
Q2101
Ref No.
MODE
1
2
3
CD PLAY
0
-4.6
0
STANDBY
0
0.7
0
Q2201
Ref No.
MODE
E
C
B
CD PLAY
0
-4.6
0
STANDBY
1.5
1.5
0
Q2502
Ref No.
1
2
3
MODE
0
-4.6
0
CD PLAY
0
0.7
0
STANDBY
Ref No.
Q2900
MODE
E
C
B
CD PLAY
0
16.7
-0.6
STANDBY
0
16.8
-0.6
Q2906
Ref No.
MODE
E
C
B
CD PLAY
4.5
4.5
5.1
STANDBY
4.5
4.5
5.1
Q2911
Ref No.
MODE
E
C
B
CD PLAY
4.9
8.9
5.6
STANDBY
5
8.9
5.6
4
5
6
7
8
5.1
1.2
0
0
0
5
2.2
0
0
0
24
25
26
27
28
0
0
0
0
0.1
0
0
5.1
0
4.6
44
45
46
47
48
0
0
0
5.1
0
4.9
0
0
5
0
64
65
66
67
68
0
0
0
0
5
0
0
0
0
5
84
85
86
87
88
0
3.9
2.2
1.8
0
0
3.9
2.2
1.9
0
IC2003
4
5
6
7
8
0
0
0
0
-
0
0
0
0
-
4
5
6
7
8
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
24
25
26
27
28
0
0
0
6.1
0
0
0
0
6.1
0
44
45
46
47
48
0
0
0
0
0.1
0
0
0
0
0.1
64
65
66
67
68
5
0.3
0.3
0
0
5
0.3
0.3
0
0
84
85
86
87
88
6.9
0
0
0
0
6.9
0
0
0
0
IC2102
4
5
6
7
8
-6.8
0
0
0.2
6.9
-6.8
0
0
0
7
4
5
6
7
8
4.8
1.6
0
1.6
2.1
4.8
1.5
0
1.5
2.1
IC2801
24
25
26
27
28
0
1.3
1.3
0
1.4
0
1.3
1.3
0
1.4
4
5
1
16.2
1
16.4
Q2006
E
C
B
0
0
4.2
0
5.1
0
4
5
6
1
0
0
-4.6
0
0
0
0.7
0
Q2202
E
C
B
0
-4.6
0
1.5
1.5
0
4
5
6
E
0
-4.6
0
0
0
0.7
0
1.8
Q2901
E
C
B
-6.9
-10.9
-7.4
-6.9
-11
-7.5
Q2907
E
C
B
4.4
4.5
5.1
4.4
4.5
5.1
Q2916
E
C
B
8.7
14
9.6
9
14.4
9.7
IC2001
9
10
11
12
13
0
0
5.1
5.1
2.5
0
0
5
5
2.4
IC2001
29
30
31
32
33
4.1
2.8
5.1
2.3
5.1
4.2
2.7
0
2.2
5.1
IC2001
49
50
51
52
53
0
0
0
0
0
0
0
0
0
0
IC2001
69
70
71
72
73
5
0
5
5.1
0
5
0
5
5
0
IC2001
89
90
91
92
93
0.5
0.4
5.1
2.4
0.8
0.8
0.4
5.1
2
0.8
IC2101
9
10
11
12
13
0.3
0.3
0.3
0.3
0
0.3
0.3
0.3
0.3
0
IC2101
29
30
31
32
33
0
0
0
0
0
0
0
0
0
0
IC2101
49
50
51
52
53
0.1
1.4
0
0
0
0.1
1.4
0
0
0
IC2101
69
70
71
72
73
0
0
0
0
0
0
0
0
0
0
IC2101
89
90
91
92
93
0
0
0
0
0
0
0
0
0
0
IC2751
1
2
3
4
-5.3
1.2
0
-6.8
-5.3
1.2
0
-6.8
IC2801
9
10
11
12
13
0
0
0
2.1
4.8
0
1.5
0
2.1
4.8
29
30
31
1
1.6
0
2.2
16.8
1.6
0
2.2
16.9
Q2007
E
C
B
E
5.6
-4.6
5.5
0
4.4
4.3
0
0
Q2102
2
3
4
5
6
-4.6
0
0
-4.6
0
0.7
0
0
0.7
0
Q2302
1
2
3
4
5
0
-4.6
0
0
-4.6
0
0.7
0
0
0.7
Q2504
Q2505
C
B
E
C
0
0
-4.6
0
0
0
1.7
0
Q2902
E
C
B
E
0
-7.4
-0.6
6.9
0
-7.5
-0.6
7
Q2908
E
C
B
E
5.3
5.2
4.5
0
5.3
5.2
4.5
0
Q2919
E
C
B
E
0
5.1
0.1
5.3
0
5.1
0.2
5.3
59
14
15
16
17
18
0
2.5
5.1
5.1
5
0
2.3
5
5
5
34
35
36
37
38
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
54
55
56
57
58
0
0
5.1
0
0
0
0
0.1
0
0
74
75
76
77
78
5.1
0.2
0
0
0
5
5.3
0
0
4.9
94
95
96
97
98
2.1
1.3
0
0.9
5.1
2.1
1.3
0
0.9
5.1
14
15
16
17
18
0
0
0
0
0
0
0
0
0
0
34
35
36
37
38
0
0.7
0.7
0
0
0
0.8
0.7
0
0
54
55
56
57
58
0.7
0
0.7
0
0.3
0.7
0
0.8
0
0.3
74
75
76
77
78
0
0
0
0.1
0.1
0
0
0
0
0.1
94
95
96
97
98
0
0
0
0
0
0
0.1
0.1
0
0
5
6
7
8
0
2.5
-5.3
5.1
0
2.5
-5.3
5.1
14
15
16
17
18
2.1
4.9
2.2
2.2
0
2.1
4.9
2.2
2.2
0
IC2900
2
3
4
5
5.3
0
1
16.3
8.9
0
1
16.3
Q2008
Q2030
C
B
E
C
5.5
0
0
0
0
4.4
0
0
Q2103
1
2
3
4
0
-4.6
0
0
0
0.7
0
0
6
0
0
Q2801
B
E
C
B
-4.6
0
4.8
0
0.7
0
4.6
2
Q2903
Q2904
C
B
E
C
8.7
7.6
2.7
4.7
8.7
7.6
2.7
4.7
Q2909
Q2910
C
B
E
C
5.1
-2.5
5.3
5.1
4.9
-2.4
5.3
5.1
Q2921
Q2922
C
B
E
C
0
5.1
0
5
0
5.2
0
5.1
SA-PT250GCP MAIN P.C.B.
SA-PT250GCP
19
20
3.3
0
3.3
0
39
40
0
5.1
0
5
59
60
0.4
0
0.4
0
79
80
2.7
5
2.7
5
99
100
5.1
5
5.1
5
19
20
0
0
0
0
39
40
0
0
0
0
59
60
0.3
-1.1
0
0
79
80
0.2
0.1
0.1
0.1
99
100
0.3
0.3
0.2
0.2
19
20
2.2
2.2
2.2
2.2
B
4.9
4.8
5
6
-4.6
0
0.7
0
B
3.4
3.4
B
4.5
4.5
B
0
0

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