Waveforms - JVC LT-32C50BU Service Manual

Wide lcd panel television
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<CONNECT>
<POWER>
[P.2-39 - P.2-40]
[P.2-41 - P.2-42]
[P.2-47 - P.2-48]
MODE
MODE
MODE
MODE
MODE
DC (V)
DC (V)
DC (V)
DC (V)
DC (V)
PIN NO.
PIN NO.
PIN NO.
PIN NO.
PIN NO.
IC7501
97
0
5
3.3
IC4201
IC9141
1
3.3
98
3.3
IC7506
1
0.6
1
5.7
2
0.2
99
3.2
1
0.2
2
0.6
2
3
0.2
100
0
2
3.3
3
0
3
5.0
4
3.3
101
3.2
3
0.1
4
0.2
IC9211
5
0
102
3.3
4
0.1
5
3.3
1
2.5
6
0
103
3.3
5
0.1
2
7
0
104
0
6
0
3
0.7
8
0
105
0
7
0
4
<FRONT CONTROL>
9
0
106
3.2
8
0
5
2.6
[P.2-43 - P.2-44]
10
0
107
0
9
0
6
MODE
DC (V)
11
0.3
108
0.6
10
0
PIN NO.
7
13.1
12
3.2
109
0.3
11
0
Q7701
8
20.2
13
0
110
0
12
3.3
E
0
Q9021
14
3.3
111
2.5
13
0.4
C
0
E
15
0
112
0.3
14
3.2
B
3.2
C
0.1
Q7705
16
0
113
0.3
15
3.3
B
3.1
17
0
114
0.2
16
3.3
E
3.0
Q9211
18
0
115
0
IC9001
C
2.9
S
19
0
116
2.4
1
8.1
B
0
D
87.8
20
0
117
0
2
11.9
G
13.1
21
2.4
118
0
3
3.3
Q9212
22
0
119
2.5
4
0
E
<FRONT SENSOR>
23
0
120
0
5
1.2
C
10.2
[P.2-45 - P.2-46]
24
2.5
121
0.7
6
1.3
B
MODE
DC (V)
PIN NO.
25
0
122
0
7
5.3
Q9213
26
0.8
123
2.4
8
0
IC8752
1
20.2
27
2.4
124
2.4
IC9101
1
3.7
2
28
0
125
2.4
1
7.3
2
5.0
3
29
0
126
1.7
2
11.8
3
0
4
30
1.1
127
0.5
3
2.4
5
31
0
128
0
4
0
6
20.2
32
0
IC7502
5
1.2
Q9215
33
0.8
1
3.3
6
1.4
E
34
0.8
2
3.2
7
5.3
C
35
1.6
3
0
8
0
B
0.6
36
0.9
4
0
IC9201
Q9216
37
0
IC7503
1
6.4
E
38
1.0
1
3.3
2
11.8
C
10.7
39
2.9
2
0.2
3
1.5
B
0.1
40
2.5
3
3.3
4
0
Q9251
41
0
4
1.2
5
1.2
E
42
3.2
5
1.6
6
1.3
C
10.2
43
1.6
6
0
7
5.1
B
0.5
44
2.5
7
0.7
8
0
Q9252
45
3.3
8
0.6
Q7501
E
46
3.3
9
3.3
E
2.6
C
47
3.2
10
1.0
C
0
B
10.7
48
0
11
0.9
B
2.1
49
0
12
0
Q7508
50
3.3
13
0.8
E
0
51
1.5
14
3.3
C
0
52
0
15
0
B
0
53
3.3
16
3.2
54
0.7
17
2.5
55
0.1
18
2.9
56
2.1
19
2.4
57
0.1
20
1.2
58
1.1
21
1.1
59
1.1
22
0
60
0
23
0
61
3.3
24
0.9
62
0.3
25
1.6
63
0.2
26
0
64
1.1
27
3.3
65
1.5
28
0
66
0.8
29
0.7
67
0.5
30
2.3
68
0
31
0.8
69
3.3
32
2.5
70
0.5
33
0
71
0.7
34
0
72
1.0
35
0
73
3.3
36
0
74
3.3
37
3.2
75
3.2
38
1.58
76
2.0
39
0
77
1.2
40
0
78
0
41
0
79
0
42
0.3
80
0
43
3.3
81
0
44
0.2
82
3.2
45
0.6
83
0
46
0
84
0
47
1.0
85
3.3
48
0.9
86
0
49
3.3
87
2.4
50
0.3
88
0
51
2.0
89
3.2
52
0
90
0
53
1.2
91
3.2
54
0
92
0
IC7505
93
0
1
4.7
94
0
2
0
95
0
3
1.3
96
0
4
2.4
[P.2-49 - P.2-50]
MODE
MODE
DC (V)
DC (V)
PIN NO.
PIN NO.
IC9501
CN000Q
4
0
1
12.0
0
7
20.3
2
12.0
8
0
3
12.0
10
4.9
4
12.0
11
1.1
5
12.0
0
12
4.9
6
0
13
3.0
7
0
0
14
0.8
8
0
15
5.0
9
0
0
16
1.3
10
0
19
256.5
20
255.3
23
378.2
<REGULATOR>
0
IC9541
[P.2-51 - P.2-52]
1
2.4
MODE
DC (V)
PIN NO.
2
0
3
9.0
IC9802
0
IC9602
1
10.0
1
0
2
11.9
2
4.9
3
5.2
3
4.9
4
0
0
4
5.3
5
1.2
5
0
6
1.2
0
6
5.3
7
3.1
7
0
8
0
8
0
IC9803
0
9
0
1
9.6
0
10
0
2
11.9
0
11
0
3
5.2
0
12
0
4
0
13
5.3
5
1.2
14
0
6
1.5
0
15
0
7
5.1
0
16
0
8
1.6
IC9603
Q9802
1
0
E
0
0
2
2.1
C
0
3
12.0
B
0.6
4
2.5
Q9803
5
16.2
E
0
0
IC9901
C
0
1
13.4
B
0.6
2
11.9
3
9.1
0
4
0
0
5
1.2
6
1.2
7
3.1
8
0
Q9501
E
0
C
0
B
0.6
Q9502
S
0
D
0.4
G
378.2
Q9503
E
0
C
0
B
0.6
Q9504
S
22.6
D
20.9
G
39.8
Q9506
E
0
C
9.9
B
0.1
Q9541
E
0
C
0
B
3.2
Q9602
E
11.2
C
11.8
B
11.9
Q9603
E
0
C
0
B
5.2
Q9901
E
0
C
0
B
0.6
CN000P
1
12.0
2
12.0
3
12.0
4
12.0
5
12.0
6
0
7
0
8
0
9
0
10
0

WAVEFORMS

RECEIVER PWB
ANALOG SIGNAL PWB (1/5)
(SHEET1)
(SHEET2)
TU3001-16
IC501-41
(H)
1.8 Vp-p
2.1 Vp-p
ANALOG SIGNAL PWB (2/5)
(SHEET3)
IC801-1
IC801-3
(H)
1.0 Vp-p
2.1 Vp-p
IC801-22
IC801-23
(H)
0.6 Vp-p
0.6 Vp-p
ANALOG SIGNAL
PWB (3/5) (SHEET4)
IC201-1
IC201-2
(H)
4.6 Vp-p
5.0 Vp-p
IC301-38
IC301-43
(H)
1.5 Vp-p
1.5 Vp-p
DIGITAL SIGNAL
PWB (1/11) (SHEET7)
IC1502-1
IC1502-5
(H)
2.1 Vp-p
1.5 Vp-p
DIGITAL SIGNAL
PWB (3/11) (SHEET9)
IC1001-7
IC1001-58
(0.2µs)
(0.5µs)
5.2 Vp-p
4.8 Vp-p
DIGITAL SIGNAL
PWB (7/11) (SHEET13)
IC6502-27
IC6502-28
(H)
3.2 Vp-p
3.2 Vp-p
DIGITAL SIGNAL
PWB (11/11) (SHEET17)
IC7501-102
IC7501-103
(V)
3.4 Vp-p
3.4 Vp-p
IC7506-14
IC7506-15
(V)
3.2 Vp-p
3.4 Vp-p
(No.Y A204)2-73
2-74(No.Y A204)
IC501-44
IC501-49
IC501-53
IC501-56
(H)
(H)
(H)
(H)
2.1 Vp-p
2.1 Vp-p
2.1 Vp-p
IC801-4
IC801-5
IC801-7
IC801-9
(H)
(V)
(H)
(H)
5.0 Vp-p
0.7 Vp-p
0.3 Vp-p
IC801-38
IC801-46
IC802-7
IC802-19
(H)
(0.5µs)
(1µs)
(H)
0.3 Vp-p
0.8 Vp-p
1.0 Vp-p
IC201-9
IC201-19
IC201-26
IC201-29
(V)
(10µs)
(H)
(H)
0.2 Vp-p
3.0 Vp-p
0.8 Vp-p
IC301-44
IC301-46
IC301-74
IC301-75
(H)
(H)
(H)
(H)
1.5 Vp-p
1.5 Vp-p
0.5 Vp-p
IC1502-7
(H)
(H)
1.5 Vp-p
IC1001-75
IC1001-76
IC1001-85
IC1001-92
(H)
(V)
(H)
3.4 Vp-p
3.4 Vp-p
0.6 Vp-p
DIGITAL SIGNAL
PWB (10/11) (SHEET16)
IC6502-31
IC7001-23
IC7001-24
IC7001-78
(V)
(0.2µs)
(0.5µs)
(0.5µs)
5.0 Vp-p
2.5 Vp-p
3.9 Vp-p
IC7501-108
IC7501-121
IC7506-1
IC7506-2
(H)
(1µs)
(H)
(H)
1.4 Vp-p
0.8 Vp-p
4.2 Vp-p
(H)
IC501-63
(H)
(H)
2.1 Vp-p
1.8 Vp-p
IC801-11
IC801-21
(H)
(H)
(H)
4.6 Vp-p
0.8 Vp-p
0.5 Vp-p
IC802-25
IC802-27
(1µs)
(H)
(H)
0.4 Vp-p
1.5 Vp-p
0.5 Vp-p
IC301-35
IC301-36
(H)
(H)
(H)
3.0 Vp-p
1.5 Vp-p
1.5 Vp-p
IC301-76
(H)
(H)
0.4 Vp-p
0.4 Vp-p
IC1001-94
(H)
(H)
0.7 Vp-p
0.7 Vp-p
(V)
3.4 Vp-p
IC7506-12
IC7506-13
(H)
(V)
(V)
3.2 Vp-p
3.2 Vp-p
3.0 Vp-p

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