LG MCD206, Руководство по обслуживанию

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CIRCUIT VOLTAGE CHART
1. IC VOLTAGE CHECK LIST
3-29 3-30
PIN NO. TEST VOLT(V)
IC301(PT6324)
1 3.26
2 3
3 3
4 3
5 0.26
6 0.26
7 2.67
8 GND
9 4.45
10 -17
11 -21
12 -18
13 -21
14 -21
15 -19
16 -23
17 -27
18 -27
19 -27
20 -21
21 -25
22 -27
23 -27
24 -23
25 -27
26 -21
27 -29
28 -31
29 -31
30 -31
31 -31
32 -31
33 -31
34 -31
35 -29
36 -29
37 -30
38 -30
39 -30
40 -30
41 -30
42 -30
43 -30
44 -30
PIN NO. TEST VOLT(V)
45 -30
46 -30
47 -30
48 -30
49 -31
50 -31
51 4.5
52 GND
IC811(XC6214-3.3V)
1 GND
2 4.5
3 3.3
IC901(STR-W6757)
1 296
2 0.02
3 0.02
4 20.28
5 0.11
6 1.4
7 0.63
IC902(STR-A6252)
1 0.01
2 4.07
3 0
4 1.56
5 15.88
6 0
7 296
8 296
IC924(7805)
1 12
2 0
3 5
IC947(KA78R12)
1 14.8
2 12
3 0
4 2.35
IC955(KA278R33)
1 5
2 3.5
3 0
4 2.35
IC957(KA278R05)
1 6.37
PIN NO. TEST VOLT(V)
2 5
3 0
4 2.35
U601(PS9831)
1 GND
2 0
3 1.9
4 3.4
5 GND
6 1.8
7 GND
8 0
9 GND
10 3.4
11 2.55
12 2.53
13 1.8
14 GND
15 2.55
16 2.55
17 2.55
18 2.55
19 1.65
20 1.65
21 GND
22 3.4
23 1.45
24 0.15
25 0.15
26 1.45
27 0.13
28 GND
29 3.4
30 1.7
31 1.7
32 1.7
33 0.16
34 1.8
35 GND
36 1.73
37 1.73
38 GND
39 3.4
40 0
41 0.02
PIN NO. TEST VOLT(V)
42 1.8
43 GND
44 GND
45 0
46 0
47 3.4
48 1.7
49 1.7
50 GND
51 1.7
52 1.7
53 GND
54 1.7
55 1.7
56 3.4
57 GND
58 1.7
59 1.7
60 GND
61 1.7
62 1.7
63 GND
64 GND
65 3.4
66 1.8
67 1.7
68 1.7
69 GND
70 1.7
71 1.7
72 3.4
73 GND
74 1.7
75 1.7
76 3.4
77 3.4
78 3.3
79 3.3
80 1.8
81 GND
82 GND
83 GND
84 GND
85 GND
86 1.7
PIN NO. TEST VOLT(V)
87 1.7
88 1.7
89 1.7
90 1.28
91 1.8
92 GND
93 1.69
94 3.4
95 GND
96 3.3
97 GND
98 GND
99 GND
100 GND
U602(AK5358A)
1 2.73
2 2.73
3 GND
4 2.73
5 GND
6 4.7
7 3.49
8 GND
9 2.58
10 1.66
11 1.36
12 1.66
13 3.3
14 0
15 GND
16 GND
U603(MC4580)
1 0
2 0
3 0
4 -12
5 0
6 0
7 0
8 12
U604(BU4052)
1 0
2 0
3 0
4 0
PIN NO. TEST VOLT(V)
5 0
6 GND
7 -6
8 GND
9 GND
10 0
11 0
12 0
13 0
14 0
15 0
16 6
U701(TAS5342A)
1 12
2 3.2
3 GND
4 GND
5 3.2
6 1.72
7 3.3
8 1.72
9 1
10 GND
11 GND
12 3.2
13 GND
14 GND
15 GND
16 1.72
17 3.3
18 1.72
19 GND
20 GND
21 12
22 12
23 12
24 26
25 GND
26 31
27 31
28 15
29 GND
30 GND
31 15
32 31
PIN NO. TEST VOLT(V)
33 26
34 26
35 31
36 15
37 GND
38 GND
39 15
40 31
41 31
42 GND
43 26
44 12
U801(BU9543KV)
1 3.3
2 1.7
3 1.65
4 1.65
5 GND
6 1.68
7 1.68
8 0.25
9 2.42
10 1.65
11 1.65
12 1.68
13 1.73
14 1.67
15 1.74
16 1.93
17 3.3
18 3.3
19 0.22
20 3.3
21 3.3
22 0.66
23 0.01
24 3.3
25 1.65
26 1.8
27 GND
28 1.65
29 1.65
30 3.3
31 1.8
32 GND