1 Safety Precaution
3
1.1.
General guidelines
3
1.2.
Caution for fuse replacement
3
2 Warning
4
2.1.
Prevention of Electrostatic Discharge (ESD) to
Electrostatic Sensitive (ES) Devices
4
2.2.
Precaution of Laser Diode
5
2.3.
Service caution based on legal restrictions
6
3 Service Navigation
7
3.1.
Service Information
7
3.2.
Caution for DivX
7
4 Specifications
8
5 Location of Controls and Components
10
6 Operation Instructions
12
6.1.
Taking out the Disc from DVD-Drive Unit when the Disc
cannot be ejected by OPEN/CLOSE button
12
7 Service Mode
15
7.1.
Self-Diagnosis and Special Mode Setting
15
8 Service Fixture & Tools
25
9 Assembling and Disassembling
26
9.1.
Disassembly Flow Chart
26
9.2.
P.C.B. Positions
26
9.3.
Top cover
27
9.4.
Front Panel, Front (R) P.C.B and Front (L) P.C.B.
27
9.5.
DV Jack and SD/USB P.C.B.
28
9.6.
Rear Panel
28
9.7.
Digital P.C.B.
29
9.8.
DVD Drive
29
9.9.
Main P.C.B. and SW P.C.B.
30
10 Measurements and Adjustments
31
10.1. Service Positions
31
10.2. Notice after replacing Digital P.C.B.
33
10.3. Caution for Replacing Parts
33
10.4. Standard Inspection Specifications after Making Repairs 34
11 Block Diagram
35
11.1. Power Supply Block Diagram
35
11.2. Analog Video Block Diagram
37
11.3. Analog Audio Block Diagram
38
11.4. Analog Timer Block Diagram
39
12 Schematic Diagram
41
12.1. Interconnection Schematic Diagram
41
12.2. Power Supply Section (Main P.C.B. (1/4)) Schematic
Diagram (A)
42
12.3. AV IO (1/4) Section (Main P.C.B. (2/4)) Schematic
Diagram (A)
44
12.4. AV IO (2/4) Section (Main P.C.B. (2/4)) Schematic
Diagram (A)
45
12.5. AV IO (3/4) Section (Main P.C.B. (2/4)) Schematic
Diagram (A)
46
12.6. AV IO (4/4) Section (Main P.C.B. (2/4)) Schematic
Diagram (A)
47
12.7. Tuner Section (Main P.C.B. (3/4)) Schematic Diagram
(TU)
49
12.8. Timer Section (Main P.C.B. (4/4)) Schematic Diagram (T)
50
12.9. DV Jack Schematic Diagram
52
12.10. SD/USB Schematic Diagram
53
12.11. SW Schematic Diagram
55
12.12. Front (L) Schematic Diagram
55
12.13. Front (R) Schematic Diagram
55
13 Printed Circuit Board
57
13.1. Main P.C.B.
57
13.2. Front (L) P.C.B.
62
13.3. Front (R) P.C.B.
62
13.4. DV Jack P.C.B.
63
13.5. SW P.C.B.
63
13.6. SD/USB P.C.B.
64
14 Appendix for Schematic Diagram
65
14.1. Voltage and Waveform Chart
65
14.2. Waveform Chart
67
14.3. Abbreviations
68
15 Parts and Exploded Views
70
15.1. Exploded Views
70
15.2. Replacement Parts List
72
CONTENTS
Page
Page
2
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 ...
