JVC AV-14AG16, AV-14FMG6B, AV-21BM, Service Manual

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(No.YA391)2-17 2-18(No.YA391)
<MAIN PWB>
MODE
DC (V)
PIN NO.
MODE
DC (V)
PIN NO.
MODE
DC (V)
PIN NO.
IC301
1 0
2 4.4
3 6.3
4 3.4
5 0
6 5.0
7 5.0
8 5.5
9 9.0
10 3.0
11 3.0
12 3.0
13 0
14 2.8
15 4.2
16 9.0
17 3.8
18 2.8
19 2.8
20 0
21 0
22 0
23 4.4
24 3.2
25 3.0
26 3.5
27 4.2
28 3.7
29 4.1
30 3.9
31 4.2
32 4.2
33 9.0
34 4.0
35 4.7
36 4.0
37 6.1
38 4.2
39 4.3
40 2.7
41 6.2
42 1.0
43 3.7
44 3.9
45 1.2
46 3.1
47 5.4
48 5.0
49 0.7
50 0
51 4.4
52 0.7
IC421
1 3.7
2 26.0
3 2.0
4 0
5 13.8
6 26.3
7 3.7
IC651
1 12.5
2 5.6
3 0
4 2.4
5 9.4
6 9.6
7 0
8 9.7
9 19.9
IC701
1 4.5
2 4.9
3 0
4 0
5 0
6 4.9
7 4.9
8 2.3
9 3.0
10 4.9
11 0
12 0
13 2.4
14 0.1
15 1.8
16 1.8
17 0
18 0.8
19 0
20 4.9
21 4.9
22 4.9
23 4.9
24 2.3
25 4.9
26 0
27 4.1
28 4.9
29 0
30 0
31 0
32 0
33 0
34 4.9
35 4.7
36 4.9
37 4.4
38 4.4
39 4.9
40 0
41 2.1
42 0
IC702
1 0
2 0
3 0
4 0
5 4.9
6 4.9
7 0
8 4.9
IC703
1 14.4
2 5.8
3 0
4 4.9
5 4.9
IC704
1 4.5
2 4.9
3 0
IC921
1 314.0
2 NC
3 0
4 0
5 31.8
6 0
7 0.7
IC971
1 12.8
2 9.0
3 0
IC972
1 9.2
2 4.9
3 0
Q102
E 0
C 9.0
B 2.3
Q103
E 0
C 0
B 4.0
Q161
E 2.5
C 8.3
B 3.2
Q301
E 4.6
C 0
B 4.0
Q302
E 4.0
C 9.0
B 4.6
Q401
E 0
C 0
B 5.4
Q402
E 0
C 4.9
B 0
Q521
E 0
C 9.7
B 0.3
Q522
E 0
C 115.3
B 0
Q571
E 115.5
C 0
B 115.1
Q572
E 0
C 4.9
B 0
Q651
E 0
C 0.3
B 0
Q652
E 0
C 1.0
B 0.6
Q653
E 15.1
C 0
B 15.2
Q702
E 0
C 4.2
B 0
Q703
E 0
C 4.8
B 0.1
Q708
E 0
C 2.0
B 0
Q710
E 0
C 0.1
B 0
Q803
E 0
C 8.1
B 4.7
Q804
E 0
C 0
B 0.1
Q974
E 15.3
C 15.1
B 0
Q975
E 0
C 0.1
B 4.3
TU001
1 4.6
2 NC
3 0
4 4.4
5 0
6 4.5
7 4.9
8 0
9 31.3
10 NC
11 0
<CRT SOCKET PWB>
MODE
DC (V)
PIN NO.
Q351
E 2.5
C 125.8
B 3.2
Q352
E 2.6
C 123.3
B 3.3
Q353
E 2.5
C 128.5
B 3.2
VOLTAGE CHARTS WAVEFORMS
-MAIN PWB-
(SHEET1)
-CRT SOCKET PWB-
IC301-10
3.5 Vp-p
(H)
IC301-11
3.5 Vp-p
(H)
IC301-12
4.0 Vp-p
(H)
IC301-14
0.35 Vp-p
(1µs)
IC301-36
3.0 Vp-p
(H)
IC301-40
0.5 Vp-p
(1µs)
IC301-42
2.5 Vp-p
(H)
IC301-46
2.5 Vp-p
(V)
IC701-27
5.0 Vp-p
(H)
IC701-35
5.0 Vp-p
(V)
IC421-1
0.6 Vp-p
(V)
IC421-3
30 Vp-p
(V)
IC421-5
60 Vp-p
(V)
IC421-6
30 Vp-p
(V)
Q521-C
38 Vp-p
(H)
Q521-B
1.5 Vp-p
(H)
Q522-C
1000Vp-p
(H)
Q522-B
2.0 Vp-p
(H)
T522-1
1000 Vp-p
(H)
T522-3
55Vp-p
(H) (H) (H)
T522-5
220 Vp-p
T522-9
220Vp-p
(H)
T522-7
25 Vp-p
Q351-C Q352-C Q353-C
110 Vp-p
(H)
120 Vp-p
(H) (H)
120 Vp-p
(SHEET2)
(SHEET2)