JVC AV-28H50SU, Руководство по обслуживанию

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(No.YA263)2-39 2-40(No.YA263)
<MAIN PWB(1/2)>
[P.2-5
㨪
P.2-6]
<MAIN PWB(2/2)>
[P.2-7
㨪
P.2-8]
<POW & DEF PWB>
[P.2-9
㨪
P.2-10]
<CRT SOCKET PWB>
[P.2-11
㨪
P.2-12]
<100Hz PWB(1/2)>
[P.2-15
㨪
P.2-16]
<100Hz PWB(2/2)>
[P.2-17
㨪
P.2-18]
<FRONT PWB>
[P.2-20]
MODE DC (V)
PIN NO.
MODE DC (V)
PIN NO.
IC 101
1
5
2 1.5
3 0
4 0
5 2.3
6 0
7 NC
8 0
9 0
10 2.5
11 5
12 1.8
13 2.2
14 1.5
15 1.5
16 1.4
17 NC
18 1.5
19 5
20 0
21 NC
22 5
23 NC
24 NC
25 0
26 0.1
27 0.1
28 NC
29 0
30 3.8
31 3.8
32 NC
33 8.1
34 7
35 0
36 3.7
37 3.7
38 0
39 0
40 3.7
41 3.8
42 2.6
43 3.7
44 0
IC 601
1
0
2 0
3 28.7
4 0
5 0
6 0
7 14.2
8 0.6
9 0
10 30
11 16
12 14.4
TU 001
1
18
2 3.2
3 0
4 4.5
5 4.5
6 0
7 4.8
8 0
9 31.4
10 0
11 2.5
12 0
13 2.5
14 0
15 4.9
16 1.3
17 1.8
18 1.7
19 4.6
20 4.5
21 2
22 2.5
Q 001
E
2
C 4.6
B 2.7
Q 002
E
3.9
C 8.9
B 4.6
Q 101
E
0
C 4.9
B 0
Q 604
E
5.3
C -1.8
B 5.8
Q 605
E
0
C 4.1
B 0
Q 606
E
0
C 0
B 0.6
Q 609
E
0.1
C -1.5
B 0
Q 610
E
0
C 4.1
B -1.5
Q 611
E
0
C 4.1
B -1.5
MODE DC (V)
PIN NO.
MODE DC (V)
PIN NO.
IC 201
1
3.9
2 4.4
3 3.9
4 4.4
5 4.4
6 6.6
7 0
8 3.9
9 4.4
10 3.9
11 4.4
12 4.4
13 6.6
14 0
15 3.9
16 4.4
17 3.9
18 4.4
19 4.4
20 6.6
21 0
22 4.4
23 4.3
24 4.4
25 0
26 4.4
27 4.5
28 4.4
29 4.3
30 4.4
31 3.5
32 4.4
33 3.5
34 8.9
35 0
36 4.9
37 4.4
38 4.4
39 4.4
40 4.4
41 4.4
42 3.6
43 4.1
44 0
45 4.3
46 4.4
47 3.9
48 4.4
IC 501
1
5.8
2 5.7
3 5.7
4 12
5 3.4
6 3.4
7 2.8
8 2.3
9 2.4
10 2.4
11 0
12 3
13 3
14 5.5
IC 551
1
6.4
2 6.4
3 6.4
4 6.4
5 0
6 6.4
7 6.4
8 6.4
9 0
10 11.8
IC 701
1
0
2 0
3 0
4 0
5 3.3
6 3.3
7 0
8 3.3
IC 901
1
12
2 8
3 0
IC 902
1
5
2 0
3 0
4 3.4
5 5.8
6 0
7 5.8
IC 903
1
11.8
2 8.9
3 0
Q 201
E
4.4
C 4.5
B 0
Q 202
E
1
C 4.5
B 0
Q 207
E
0
C 0
B -1.5
Q 210
E
0.1
C -0.4
B 0
Q 211
E
0
C 0
B -1.2
Q 212
E
0.1
C -1.4
B 0
Q 213
E
0
C 0
B -1.5
Q 214
E
0
C 0
B -0.3
Q 215
E
2.1
C 0
B 1.4
Q 216
E
3.8
C 8.8
B 4.4
Q 217
E
2.8
C 8.8
B 3.5
Q 219
E
0
C 0
B 0.6
Q 305
E
1
C 5.9
B 1.8
Q 501
E
0
C 12
B -1.4
Q 502
E
1.8
C 4.3
B 2.4
Q 701
E
5.6
C 0
B 5.8
Q 702
E
0
C 3.3
B 0
MODE DC (V)
PIN NO.
IC 401
1
0.6
2 14.3
3 -12.4
4 -14.5
5
0.1
6 14.3
7 0.6
IC 461
1
3.5
2 1
3 2.1
4 0
5 5.8
6 3.5
7 10.5
8 12
IC 901
1
296
2 0
3 0
4 18.7
5 1.3
IC 941
1
25.3
5 -47.5
6
0
7 0
8 0
9 4.9
IC 951
1 140.7
2
10.6
3 0
IC 961
1
13.2
2 11.9
3 0
4 13.2
Q 461
S
0.5
D 16.3
G 10.5
Q 462
E
0
C 2.1
B 0.4
Q 463
E
1
C 12
B 0.8
Q 464
E
2.1
C 0
B 2.6
Q 481
E
0
C 0
B 1.6
Q 482
E
0
C 2.1
B 0
Q 501
S
0
D 39.8
G 1.4
Q 521
E
0
C 138
B 0
Q 581
E 140.6
C
0.1
B 140.3
Q 582
E
0
C 2.1
B 0
Q 583
E
0
C 2.1
B 0.1
Q 941
E
0
C 0.7
B 0.1
Q 942
E
0
C 0.3
B 0.7
PC 901
1
11.5
2 10.5
3 0
4 2.6
MODE DC (V)
PIN NO.
IC 3201
1
3
2 11.9
3 2.8
4 0
5 8.3
6 214
7 131
8 134
9 130
IC 3202
1
3
2 11.9
3 2.8
4 0
5 8.3
6 214
7 133
8 135
9 132
IC 3203
1
3
2 11.9
3 2.8
4 0
5 8.4
6 214
7 131
8 133
9 130
Q 3104
E
11
C 6.4
B 1.8
Q 3105
E
6.4
C 12
B 7.1
Q 3108
E
129
C 66
B 128.4
Q 3109
E
3.1
C 66.4
B 3.6
Q 3301
E
4.9
C 0
B 11.9
Q 3303
E
5.6
C -1.5
B 5.9
Q 3304
E
0
C 3
B -1.5
MODE DC (V)
PIN NO.
MODE DC (V)
PIN NO.
MODE DC (V)
PIN NO.
MODE DC (V)
PIN NO.
IC 201
1
2.1
2 0.6
3 0.1
4 0
5 1.7
6 2.5
7 3.2
8 0
9 2
10 1.8
11 0
12 3.2
13 2.5
14 0
15 1.1
16 1.1
17 0.3
18 0.2
19 0
20 0
21 2.2
22 1.1
23 0
24 1.9
25 3.2
26 0
27 0
28 1.7
29 0
30 1.3
31 1.1
32 1.1
33 0
34 1.7
35 0
36 0
37 0
38 0
39 0.7
40 0.6
41 0.6
42 0
43 0
44 3.3
45 0
46 0
47 0
48 0
49 0
50 1.7
51 0
52 1
53 0
54 0
55 1
56 0.7
57 0
58 0
59 3.3
60 0
61 1.7
62 0.8
63 1.7
64 1.7
65 0
66 1.7
67 0
68 1.7
69 0.3
70 0.5
71 0
72 3.2
73 0
74 1.7
75 2.3
76 0.7
77 0.1
78 1.4
79 0.3
80 0.1
IC 301
1
1.1
2 1.8
3 3.2
4 2
5 0.3
6 0
7 0
8 0
9 0
10 0
11 1.4
12 1.4
13 0
14 0
15 3.2
16 0
17 0
18 0
19 0
20 0
21 0
22 0
23 0
24 3.3
25 0
26 0.1
27 0
28 0
29 0
30 0.6
31 0.1
32 0
33 0
34 0
35 0
36 0
37 1.4
38 1.5
39 2.4
40 0
41 4.7
42 4.7
43 4.7
44 4.7
45 0
46 2.3
47 5
48 2.5
49 0
50 0
51 0.2
52 0
53 0.2
54 0
55 0
56 0
57 0
58 0
59 0
60 0
61 0
62 0
63 2.5
64 2.5
65 0
66 0
67 0
68 0
69 0
70 0
71 0
72 0
73 3.2
74 0
75 1.1
76 1.1
77 1.3
78 1.1
79 2.1
80 1.1
IC 901
1
0
2 0
3 0
4 5.9
5 1.8
IC 902
1
0
2 0
3 0
4 0
5 5.8
6 0
7 5.8
IC 903
1
0
2 0
3 0
4 0
5 6.2
6 0
7 6.2
Q 202
E
0
C 0
B 2.1
Q 203
E
2.7
C 0
B 2.1
Q 301
E
5.5
C 0
B 4.9
Q 302
E
0
C 4.5
B -0.6
Q 304
E
5.7
C 11.1
B 6.3
Q 305
E
5.4
C 2.5
B 4.7
Q 306
E
5.4
C 2.5
B 4.7
Q 307
E
5.4
C 2.5
B 4.7
Q 308
E
0
C 3.2
B 0
QA 301 .
1 0
2 0
3 3.2
4 0
5 0
6 3.2
QA 302
1
2.1
2 1.5
3 0
4 2.1
5 1.5
6 0
CN 002
1
0
2 0
3 2.4
4 2.1
5 1.5
6 1.5
7 0
8 1.6
9 0
10 2.1
11 2
12 0
13 0
14 0.3
15 0
16 0
17 5.8
18 5.9
19 0
20 0
21 12
22 4.8
23 0
24 2.6
25 2.6
26 2.6
27 0
28 1.5
29 0
69 0
70 4.5
71 0
72 3.8
73 0
74 0
75 0
76 12
77 0
78 0
79 5.8
80 5.8
81 0
82 0
83 0
84 4.1
85 0
86 4.3
87 0
88 0
89 0
90 0
91 0
92 0
93 0
94 0
95 0
96 0
MODE DC (V)
PIN NO.
MODE DC (V)
PIN NO.
MODE DC (V)
PIN NO.
IC 001
1
1.1
2 1
3 0.6
4 0.4
5 0
6 2.4
7 0
8 3.2
9 3.2
10 3.2
11 0.9
12 1.1
13 0
14 0
15 0.1
16 0
17 3.2
18 3.2
19 0
20 0
21 0.8
22 2.4
23 0
24 1.1
25 2.4
26 1.8
27 0.6
28 NC
29 3
30 3.2
31 0
32 0
33 3.1
34 0.2
35 0
36 2.1
37 0
38 0
39 0
40 3.2
41 0
42 0
43 0
44 0
45 0
46 0
47 0
48 0
49 0
50 *
51 NC
52 0.4
53 0.6
54 NC
55 0
56 2.4
57 0.3
58 0.3
59 0.3
60 0
61 NC
62 3.2
63 NC
64 3.2
65 3.2
66 NC
67 0
68 0
69 0
70 0.1
71 1.4
72 3.2
73 2.4
74 0
75 3.2
76 0.5
77 2.5
78 0.3
79 1.3
80 3.2
81 1.1
82 1.6
83 1.6
84 1.6
85 1.6
86 1.6
87 1.6
88 1.4
89 1.3
90 0
91 3.2
92 1.6
93 1.5
94 0
95 0.8
96 0.8
97 1.7
98 1
99 0.6
100 1
IC 002
1
3.2
2 *
3 NC
4 0
IC 003
1
1.7
2 0.9
3 1.1
4 0.3
5 3.2
6 3.2
7 0
8 3.2
9 0
10 0
11 0
12 3.2
13 3.2
14 3.2
15 0
16 0
17 1.6
18 1.6
19 0
20 1.7
21 0.6
22 0
23 1.1
24 0
25 0.4
26 1
27 0
28 0
29 0
30 0
31 1.3
32 3.2
IC 191
1
4.8
2 0
3 1.2
4 2.4
5 3.3
Q 001
E
0.8
C 4.9
B 1.4
Q 002
S
1.2
D 0
G 3.2
Q 003
S
1.2
D 0
G 3.2
QA 001
1
0
2 0
3 3.2
4 3.1
5 3.2
6 3.2
QA 002
1
0
2 -0.1
3 -0.2
4 0
5 0
6 0.6
CN 002
30
0
31 3.2
32 3.3
33 0
34 0
35 0
36 3.2
37 0
38 0
39 4.5
40 4.4
41 3.3
42 3.3
43 3.3
44 2.1
45 0
46 0
47 4.8
48 12
49 2.6
50 0
51 0
52 0
53 0
54 0
55 3.3
56 0
57 0
58 4.4
59 4.4
60 0
61 0
62 0.1
63 0
64 0
65 1.6
66 1.8
67 0
68 0
MODE DC (V)
PIN NO.
IC 8851
1
2.6
2 4.8
3 0
Q 8801
E
0
C 3.2
B 0
VOLTAGE CHARTS
IC201-40
2.2 Vp-p
(H)
IC201-43
2.2 Vp-p
(H)
IC301-26
2.8 Vp-p
(H)
IC301-27
2.9 Vp-p
(V)
IC301-30
5.8 Vp-p
(H)
IC301-31
2.8 Vp-p
(H)
IC301-32
1.2 Vp-p
(V)
IC301-37
1.8 Vp-p
(V)
IC301-38
1.8 Vp-p
(V)
IC301-42
0.4 Vp-p
(H)
IC301-43
0.4 Vp-p
(H)
IC301-44
0.4 Vp-p
(H)
IC001-53
1 Vp-p
(0.2µs)
Q461-D
4.8 Vp-p
(V)
Q461-G
12 Vp-p
(H)
Q461-S
4 Vp-p
(H)
Q463-B
11 Vp-p
(H)
Q463-E
10 Vp-p
(H)
Q501-D
90 Vp-p
(H)
Q501-G
4 Vp-p
(H)
Q521-B
2 Vp-p
(H)
Q521-C
1300 Vp-p
(H)
T551-2
240 Vp-p
(H)
T551-4
35 Vp-p
(H)
T551-6
140 Vp-p
(H)
T551-7
135 Vp-p
(H)
T551-8
28 Vp-p
(H)
TU001-16
2.1 Vp-p
(H)
IC201-23
1.1 Vp-p
(H)
IC201-33
2.2 Vp-p
(H)
IC301-11
3 Vp-p
(0.2µs)
IC301-12
2.5 Vp-p
(0.2µs)
IC301-23
3 Vp-p
(H)
IC001-29
2.7 Vp-p
(H)
IC001-30
3.0 Vp-p
(H)
IC001-52
1 Vp-p
(0.2µs)
IC401-1
0.5 Vp-p
(V)
IC401-5
50 Vp-p
(V)
IC401-6
30 Vp-p
(V)
IC3201-8
140 Vp-p
(H)
IC3202-8
140 Vp-p
(H)
IC3203-8
140 Vp-p
(H)
MAIN PWB(1/2) MAIN PWB(2/2)
100Hz PWB(1/2)
100Hz PWB(2/2)
POWER & DEF PWB
CRT SOCKET PWB
IC201-17
3.2 Vp-p
(H)
IC201-55
1.2 Vp-p
(H)
IC201-69
0.9 Vp-p
(0.2µs)
IC201-70
0.9 Vp-p
(0.2µs)
WAVEFORMS