JVC LT-42R90BU Service Manual

(No.YA596<Rev.001>)2-33 2-34(No.YA596<Rev.001>)
<MAIN PWB(1/4)>
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
IC6001
1 0
2 1.8
3 1.8
4 0
5 1.8
6 1.8
7 0
8 0
9 2.8
10 2.8
11 NC
12 0
13 0
14 0
15 2.8
16 1.3
17 0
18 16.6
19 7
20 7
21 7
22 7
23 16.6
24 0
25 0
26 13.8
27 13.8
28 0
29 0
30 10.4
31 10.3
32 0
33 0
34 13.8
35 13.8
36 0
37 0
38 16.6
39 7
40 7
41 7
42 7
43 16.6
44 3.2
45 0
46 0
47 13.8
48 13.8
IC6011
1 2
2 4.1
3 2
4 0
5 2
6 2
7 2
8 5.1
IC6661
1 0
2 1.1
3 1.1
4 0
5 3.2
6 3.2
7 2.1
8 1.9
9 1.3
10 1.8
11 3 .2
12 0
13 1.6
14 1.6
15 1.1
16 1.1
IC6771
1 6.1
2 6.1
3 6.1
4 0
5 6.1
6 6.1
7 6.1
8 9
Q1003
E 2.1
C 4.5
B 2.7
Q1004
E 2.1
C 7.1
B 2.8
Q1005
E 6.4
C 9
B 7.1
Q6105
E 0
C 0
B 2.7
Q6106
E 0
C 2.6
B 0.2
Q6501
E 11.7
C -0.3
B 12
Q6502
E 0.1
C -0.6
B 0.1
Q6503
E 0
C 4.1
B -0.6
TU1001
1 NC
2 NC
3 4.8
4 NC
5 NC
6 NC
7 8.3
8 3.7
9 NC
10 3
11 2.7
12 4.3
13 0.6
14 2
15 32.5
16 NC
17 2
18 0
19 0
20 0
21 0
<MAIN PWB(2/4)>
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
IC1001
1 4.3
2 4.7
3 8.9
4 3.3
5 0
6 8.9
IC1002
1 2.6
2 2.6
3 8.9
4 2.4
5 0
6 8.9
IC1003
1 4.4
2 4.4
3 4.4
4 4.4
5 4.4
6 NC
7 NC
8 NC
9 NC
10 0
11 4.4
12 4.4
13 4.4
14 0
15 2.4
16 2.4
17 8.9
18 8.9
19 0
20 4.4
21 4.4
22 4.4
23 4.4
24 NC
25 NC
26 NC
27 NC
28 4.4
29 4.4
30 4.4
31 4.4
32 4.4
IC1004
1 5.5
2 5.5
3 5.5
4 0
5 5.5
6 5.5
7 5.5
8 8.9
IC7001
IC7002
1 0
2 3.2
3 0
4 3.2
IC7003
1 0
2 0
3 0
4 0
5 2
6 2
7 0
8 3.2
IC7004
1 NC
2 3.8
3 3.7
4 0
5 5
6 0
7 0
8 0
9 0
10 0
11 0
12 0
13 5
14 5
15 5
16 5
IC7005
1 NC
2 2.4
3 2.4
4 0
5 NC
6 0
7 NC
8 0
9 NC
10 NC
11 NC
12 0
13 3.2
14 0
15 0
16 0
Q1101
E 0.2
C -1.5
B 1.1
Q1102
E 0
C 0
B -1.5
Q1103
E 0
C 0
B -1.5
Q1201
E 0.1
C -1.7
B 0.9
Q1202
E 0
C 0
B -1.7
Q1203
E 0
C 0
B -1.7
Q1204
E 2
C 2.8
B 0
Q1205
E 3
C 2.9
B 0
Q1206
E 0
C 2.9
B 0
Q1207
E 0
C 0
B 0.5
Q1301
E 0.1
C -0.3
B 0.1
Q1302
E 0
C 0
B -0.3
Q1303
E 0
C 0
B -0.2
Q7001
E 3.2
C 3.2
B 0.1
Q7003
E 3.2
C 3.2
B 0.1
Q7004
E 3.2
C 3.2
B 0.1
Q7006
E 0
C 2.8
B -0.1
Q7007
E 0
C 1.6
B 0.3
Q7009
S 2.5
D 3.8
G 3.2
Q7010
S 2.4
D 3.7
G 3.2
Q7011
E 0
C 3.2
B 0
Q7013
E 0
C 3.2
B 0.1
Q7014
E 0
C 3.2
B 0
<MAIN PWB(3/4)>
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
IC8001
1 0
2 0
3 0
4 0
5 1.5
6 0.7
7 4.6
8 4.6
IC8101
1 0
2 0
3 0
4 0
5 0.6
6 0.2
7 4.6
8 4.6
IC8201
1 0
2 0
3 0
4 0
5 1.2
6 0.7
7 4.6
8 4.6
IC8501
1 1.1
2 0.6
3 0
4 3.1
5 3.1
6 3.2
7 3.1
8 3.1
9 0
10 3.1
11 3 .1
12 3.1
13 3.1
14 3.1
15 0
16 1.2
17 3.1
18 2.7
19 3.1
20 3
21 2.8
22 0
23 2.8
24 3.1
25 3.2
26 3.1
27 2.7
28 0
29 0.4
30 0.5
31 0
32 0
33 0
34 0
35 0.5
36 1.1
37 0.5
38 1.1
39 1.1
40 3.1
41 1.1
42 1.1
43 0
44 1.1
45 1.1
46 3.1
47 1.1
48 1.1
49 5
50 0.5
51 1.7
52 0.8
53 1.2
54 1.2
55 3.2
56 1.2
57 1.2
58 0
59 1.2
60 1.2
61 3.1
62 1.2
63 1.2
64 0.5
Q8001
E 0.1
C 0
B 0.7
Q8002
E 0
C 0.7
B 0.5
Q8004
E 0
C 4.7
B 0
Q8101
E 0.1
C 0
B 0.8
Q8102
E 0
C 0.5
B 0.5
Q8201
E 0.1
C 0
B 0.8
Q8202
E 0
C 0.7
B 0.5
<MAIN PWB(4/4)>
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
IC9101
1 3.2
2 NC
3 0
4 1.8
5 5
6 NC
7 NC
8 5
IC9151
1 0.4
2 0
3 3.2
4 3.2
5 0.9
IC9201
1 15.9
2 24
3 4.9
4 0
5 0.4
6 0.9
7 3.2
8 4.7
IC9251
1 4.9
2 1.2
3 0
4 0.7
5 3.3
IC9301
1 22.9
2 24
3 11.6
4 0
5 0.4
6 1
7 3
8 4.7
IC9351
1 6.3
2 4.9
3 1.1
4 0
5 0.4
6 0.9
7 2.9
8 4.6
IC9401
1 14.4
2 16.7
3 3.2
4 0
5 0.4
6 0.7
7 3.3
8 4.7
IC9451
1 3.2
2 3.2
3 2.4
4 NC
5 0
IC9511
1 16.7
2 0
3 8.9
IC9521
1 2.6
2 23.7
3 0
4 12.1
5 12.1
IC9601
1 14.2
2 24
3 3.2
4 0
5 0.4
6 0.6
7 2.9
8 4.7
IC9651
1 2.4
2 NC
3 0
4 1.1
5 3.2
6 NC
7 NC
8 3.2
IC9751
1 0.4
2 0
3 2.3
4 3.2
5 0.9
Q9201
E 0
C 0
B 0.6
Q9301
E 0
C 0
B 0.6
Q9601
E 0
C 0
B 0.6
<
POWER PWB(1/2) >
MODE
DC
(
V
)
PIN NO.
IC9201
1 5.8
2 0.9
3 2.3
4 15.6
5 113
6 NC
7 0
8 0
IC9502
1 2.4
2 2.2
3 1.4
4 0
5 4.3
6 0
7 5.6
8 17.4
Q9001
E 0
C 0.1
B 0.7
Q9002
E 0
C 0.1
B 0.7
Q9501
S 0
D 214
G 3.6
Q9502
E 0
C 4.4
B 0
Q9503
E 0
C 0
B 0.6
Q9504
E 0
C 4.4
B 0.4
Q9505
E 0
C 0
B 6
Q9506
E 0
C 10.4
B 0.1
Q9507
E 17.4
C 17.4
B 16.7
Q9508
E 0
C 0
B 4.4
PC9202
1 4.7
2 3.8
3 0.9
4 5.6
<
POWER PWB(2/2) >
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
IC9501
4 NC
5 0
7 0
8 0
10 16.9
11 4 .9
12 0
13 2.5
14 1.1
15 0.8
19 240
20 240
23 381
IC9701
1 24.1
2 16.7
3 0
4 1.2
5 6.6
IC9751
1 24.1
2 13.9
3 0
4 1.2
5 6.6
Q9551
E 0
C 0
B 0.6
Q9555
E 17.4
C 17.4
B 16.7
Q9556
E 0
C 0
B 4.4
Q9557
E 0
C 4.4
B 0.1
Q9558
E 0
C 4.4
B 0.1
Q9602
E 0
C 0
B 3.2
Q9603
E 0
C 0.1
B 3.2
PC9501
1 14.8
2 13.8
3 0
4 2.6
PC9502
1 1.1
2 0.1
3 0
4 0.1
PC9503
1 1.1
2 0.1
3 0
4 0.1
<REMOTE PWB>
MODE
DC
(
V
)
PIN NO.
IC7301
1 4.9
2 1.2
IC7302
1 2.9
2 4.9
3 0
<LED PWB>
MODE
DC
(
V
)
PIN NO.
Q8901
E 0
C 4.9
B 0
Q8902
E 0
C 0
B 4.9
VOLTAGE CHARTS
IC1001-2
4.5 Vp-p
(H)
IC1002-2
2.4 Vp-p
(H)
MAIN PWB(1/4)
MAIN PWB(2/4)
TU1001-17
2.6 Vp-p
(H)
WAVEFORMS

JVC LT-42R90BU Specifications

General

Brand	JVC
Model	LT-42R90BU
Category	LCD TV
Language	English