50
14 Appendix for Schematic Diagram
14.1. Voltage and Waveform Chart
NOTE:
Circuit voltage and waveform described herein shall be regarded as reference information when probing defect point, because it
may differ from an actual measuring value due to difference of Measuring instrument and its measuring condition and product
itself.
14.1.1. Main P.C.B.
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
Ref No.
MODE
PLAY
STOP
IC51301
IC51301
IC51803
IC51301
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
0
0
0
0
0
0
3.3
3.3
3.3
0
0
3.3
0
0
0
0
0
3.2
0
0
0
0
0
0
0
1
2
3
4
5
5
0
3.3
3.3
0
5
0
3.3
3.3
0
0
3.3
3.3
3.3
0
0
3.3
0
0
0
0
0
3.2
0
0
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
0
0
0
0
0
0
0
0
3.3
3.2
3.2
3.2
0
0
0
0
3.3
0
0
0
0
0
0
0
0
0
0
0
3.3
3.2
3.2
3.2
0
0
0
0
3.3
0
0
0
41
42
43
44
45
46
47
48
3.2
3.2
3.2
3.2
0
0
0
0
3.2
3.2
3.2
3.2
0
0
0
0
IC1001
IC1001
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
6.8
9.3
3.2
4.9
0.8
0
4.9
0.8
3.3
3.2
7.6
4.5
3.4
3.4
0
0
4.9
5
5
11.7
21
22
23
24
0
0
2.7
5
6.8
9.3
3.2
4.9
0.8
0
4.9
0.8
3.3
3.2
7.6
4.5
3.4
3.4
0
0
4.9
5
5
11.7
0
0
2.7
5
IC1002
IC1102
1
2
3
4
5
6
7
8
0.6
0.6
3.2
0
9.0
0
0.8
1.3
1.3
0.6
0.6
3.2
0
9.0
0
0.8
IC1201
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1.0
2.5
1.8
0.7
0
1.2
1.9
1.3
1.4
0
0.7
1.3
2.5
0
2.5
2.7
6.3
1.9
1.3
4.3
1.0
2.5
1.8
0.7
0
1.2
1.9
1.3
1.4
0
0.7
1.3
2.5
0
2.5
2.7
6.3
1.9
1.3
4.3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1.8
2.5
2.1
1
1.5
0
11.8
11.8
6.7
11.8
11.3
11.8
11.8
11.8
3.2
1.5
1
2.1
2.5
2.5
1.8
2.5
2.1
1
1.5
0
11.8
11.8
6.7
11.8
11.3
11.8
11.8
11.8
3.2
1.5
1
2.1
2.5
2.5
21
22
23
24
25
26
27
28
29
30
5.0
0
11
4.0
1.9
2.6
6.8
3.2
0
5.0
5.0
0
11
4.0
1.9
2.6
6.8
3.2
0
5.0
IC1401
1
2
3
4
5.8
7.2
0
0
5.8
7.2
0
0
IC1451
1
2
3
4
3.3
0
0
0
3.3
0
0
0
IC1452
1
2
3
4
5
11
0
3.3
7.7
11
11
0
3.3
7.7
11
IC1453
1
2
3
4
5
0
0
0
3.2
4.8
0
0
0
3.2
4.8
IC1461
1
2
3
0
3.9
11
0
3.9
11
IC1601
IC1601
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
0
0
0
0
3.6
0
0
0
0
0
0
0
0
0
0
0
0
0
11.8
11.7
0
0
0
0
3.6
0
0
0
0
0
0
0
0
0
0
0
0
0
11.8
11.7
21
22
23
24
11.8
11.8
0
0
11.8
11.8
0
0
IC4001
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
0.3
3.2
3.2
2.0
1.6
0.7
1.6
1.6
0
0
4.6
0
2.3
0
2.3
4.6
0.3
3.2
3.2
2.0
1.6
0.7
1.6
1.6
0
0
4.6
0
2.3
0
2.3
4.6
IC4002
1
2
3
4
5
4.8
0
4.8
0
4.6
4.8
0
4.8
0
4.6
IC4008
IC4008
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
0
3.3
0
0
0
0
0
3.3
0
0
0
1.6
0
1.6
0
0
0
0
0
3.3
0
3.3
0
0
0
0
0
3.3
0
0
0
1.6
0
1.6
0
0
0
0
0
3.3
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
0
3.3
0
3.2
0
2.3
3.3
0.1
0
0
0
0
0
0
0
0
0
3.3
0
3.2
0
2.3
3.3
0.1
0
0
0
0
0
0
0
0
IC51003
1
2
3
4
3.3
1.2
0
0
3.3
1.2
0
0
IC55005
IC55005
IC55005
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
0
11.5
11
0
0
2.5
0
0
3.3
0
0
0
0
0
0
4.8
0
0
0
0
0
11.5
11
0
0
2.5
0
0
IC55300
1
2
3
4
5
6
7
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.3
0
0
0
0 0
0
4.8
0
0
0
0
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
0
0
4.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
0
0
0
11.9
0
0
0
0
0
0
0
0
0
11.9
11.9
0
0
0
0
11.9
0
0
0
0
0
0
0
0
0
11.9
11.9
0
IC55008
1
2
3
4
0
4.8
2.6
3.2
0
0
0
0
Summary of Contents for DMP-B500EB
Page 4: ...4 1 2 Caution for AC cord only for B500EB ...
Page 12: ...12 4 1 Others Licenses ...
Page 13: ...13 5 Location of Controls and Components ...
Page 14: ...14 ...
Page 24: ...24 9 Disassembly and Assembly Instructions 9 1 Disassembly Flow Chart ...
Page 25: ...25 9 2 P C B location ...
Page 31: ...31 Lighting ass y including LCD SW P C B lighting sheet B lighting sheet A ...
Page 34: ...34 10 1 2 Checking and Repairing of Main P C B 2 ...