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.
Re f No.
MODE
1
2
3
4
5
REC
2.6
1.5
0
14.4
157
P LAY
2.6
1.5
0
14.4
157
S TOP
2.6
1.5
0
14.4
157
Re f No.
MODE
1
2
3
REC
4.6
2.5
0
P LAY
4.6
2.5
0
S TOP
4.6
2.5
0
Re f No.
MODE
1
2
3
4
5
6
7
8
REC
12.2
4.5
1.3
1.2
1.2
0
9.4
12.2
P LAY
12.2
4.5
1.3
1.2
1.2
0
9.4
12.2
S TOP
12.2
4.5
1.3
1.2
1.2
0
9.4
12.2
Re f No.
MODE
1
2
3
4
5
REC
4.9
5.9
0
5.2
1.3
P LAY
4.9
5.9
0
5.2
1.3
S TOP
4.9
5.9
0
5.2
1.3
Re f No.
MODE
1
2
3
4
5
6
7
8
REC
3.3
-
1.3
0
4.8
-
-
4.4
P LAY
3.3
-
1.3
0
4.8
-
-
4.4
S TOP
3.3
-
1.3
0
4.8
-
-
4.4
Re f No.
MODE
1
2
3
4
5
REC
5.9
0
5.9
5.2
5.2
P LAY
5.9
0
5.9
5.2
5.2
S TOP
5.9
0
5.9
5.2
5.2
Re f No.
MODE
1
2
3
4
5
REC
5
5.9
0
5.1
1.1
P LAY
5
5.9
0
5.1
1.1
S TOP
5
5.9
0
5.1
1.1
Re f No.
MODE
1
2
3
4
5
6
7
REC
5.0
-
0
3.4
4.9
0
5.9
P LAY
5.0
-
0
3.4
4.9
0
5.9
S TOP
5.0
-
0
3.4
4.9
0
5.9
Re f No.
MODE
1
2
3
4
5
REC
5
4.1
0
3.4
1.1
P LAY
5
4.1
0
3.4
1.1
S TOP
5
4.1
0
3.4
1.1
Re f No.
MODE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
REC
1.8
0
0
0.1
1.8
4
2.3
0.1
1.9
2.9
2.3
0
1.8
5
1.8
0.1
2.3
4
1.8
0
P LAY
1.8
0
0
0.1
1.8
4
2.3
0.1
1.9
2.9
2.3
0
1.8
5
1.8
0.1
2.3
4
1.8
0
S TOP
1.8
0
0
0.1
1.8
4
2.3
0.1
1.9
2.9
2.3
0
1.8
5
1.8
0.1
2.3
4
1.8
0
Re f No.
MODE
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
REC
2.3
3.3
3.3
2.5
0.1
2.3
5
2.3
0.1
2.5
0
2.3
0
2.5
2.5
2.3
5
2.3
0.1
2.3
P LAY
2.3
3.3
3.3
2.5
0.1
2.3
5
2.3
0.1
2.5
0
2.3
0
2.5
2.5
2.3
5
2.3
0.1
2.3
S TOP
2.3
3.3
3.3
2.5
0.1
2.3
5
2.3
0.1
2.5
0
2.3
0
2.5
2.5
2.3
5
2.3
0.1
2.3
Re f No.
MODE
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
REC
2.2
2.4
2.2
1.3
2.3
0.1
5
2.1
1.8
5
0
0.1
4.4
4.4
9
4.5
4.5
4.5
0.5
4.4
P LAY
2.2
2.4
2.2
1.3
2.3
0.1
5
2.1
1.8
5
0
0.1
4.4
4.4
9
4.5
4.5
4.5
0.5
4.4
S TOP
2.2
2.4
2.2
1.3
2.3
0.1
5
2.1
1.8
5
0
0.1
4.4
4.4
9
4.5
4.5
4.5
0.5
4.4
Re f No.
MODE
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
REC
4.4
4.4
4.4
4.4
4.5
4.5
4.5
4.5
4.3
4.3
4.3
4.3
0
4.3
0
4.3
4.8
4.4
4.8
4.4
P LAY
4.4
4.4
4.4
4.4
4.5
4.5
4.5
4.5
4.3
4.3
4.3
4.3
0
4.3
0
4.3
4.8
4.4
4.8
4.4
S TOP
4.4
4.4
4.4
4.4
4.5
4.5
4.5
4.5
4.3
4.3
4.3
4.3
0
4.3
0
4.3
4.8
4.4
4.8
4.4
Re f No.
MODE
1
2
3
4
5
REC
4.9
0
1.3
8.9
12.2
P LAY
4.9
0
1.3
8.9
12.2
S TOP
4.9
0
1.3
8.9
12.2
Re f No.
MODE
1
2
3
REC
1.5
5
0
P LAY
1.5
5
0
S TOP
1.5
5
0
Re f No.
MODE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
REC
2.4
2.4
2.4
2.8
2.4
0
2.3
0.1
3.3
3.3
2.4
2.8
2.3
2.4
2.4
2.4
2.4
2.4
5
2
P LAY
2.4
2.4
2.4
2.8
2.4
0
2.3
0.1
3.3
3.3
2.4
2.8
2.3
2.4
2.4
2.4
2.4
2.4
5
2
S TOP
2.4
2.4
2.4
2.9
2.4
0
2.3
0.1
3.3
3.3
2.4
2.8
2.3
2.4
2.4
2.4
2.4
2.4
5
2
Re f No.
MODE
21
22
23
24
REC
2.4
1.5
2.4
2.4
P LAY
2.4
1.5
2.4
2.4
S TOP
2.4
1.5
2.4
2.4
IC1360
IC1260
IC1330
IC7301
IC3001
IC4901
IC4001
IC3001
IC7301
IC3001
IC1120
IC1200
IC1250
IC3001
IC1320
IC1340
IC1350
65
DMR-EZ28P / DMR-EZ28PC
Summary of Contents for DMR-EZ28P
Page 5: ...2 2 Precaution of Laser Diode 5 DMR EZ28P DMR EZ28PC ...
Page 7: ...3 Service Navigation 3 1 Service Information 3 2 Caution for DivX 7 DMR EZ28P DMR EZ28PC ...
Page 8: ...4 Specifications 8 DMR EZ28P DMR EZ28PC ...
Page 9: ...9 DMR EZ28P DMR EZ28PC ...
Page 10: ...5 Location of Controls and Components 10 DMR EZ28P DMR EZ28PC ...
Page 11: ...11 DMR EZ28P DMR EZ28PC ...
Page 32: ...10 1 2 Checking and Repairing of Main P C B 32 DMR EZ28P DMR EZ28PC ...
Page 40: ...DMR EZ28P DMR EZ28PC 40 ...
Page 56: ...DMR EZ28P DMR EZ28PC 56 ...
Page 71: ...15 1 2 Packing Accessories Section 71 DMR EZ28P DMR EZ28PC ...
