1 Safety precautions 4
1.1. General guidelines 4
1.2. Caution for fuse replacement 4
2 Prevention of Electrostatic Discharge (ESD) to Electrostatic
Sensitive (ES) Devices 5
3 Precaution of Laser Diode 6
4 Handling the Lead-free Solder 6
4.1. About lead free solder (PbF) 6
5 Each Button 7
6 New Feature 8
6.1. Quick start function(REC) 8
7 Taking out the Disc from RAM-Drive Unit when the Disc
cannot be ejected by OPEN/CLOSE button 9
7.1. Forcible Disc Eject 9
7.2. When the Forcible Disc Eject can not be done. 9
8 Service Explorer 10
9 Self-Diagnosis and Special Mode Setting 13
9.1. Self-Diagnosis Functions 13
9.2. Special Modes Setting 14
9.3. Service Modes 16
10 Assembling and Disassembling 19
10.1. Disassembly Flow Chart 19
10.2. P.C.B. Positions 19
10.3. Top Cover 20
10.4. Front Panel 20
10.5. Digital P.C.B. 20
10.6. DVD-RAM Drive 21
10.7. Power P.C.B. 21
10.8. Rear Panel 21
10.9. Front (L) P.C.B. 22
10.10. Main P.C.B. 22
11 Service Fixture and Tools 23
12 Service Positions 23
12.1. Checking and Repairing of Power P.C.B. 23
12.2. Checking and Repairing of Digital P.C.B. 24
12.3. Checking and Repairing of Main P.C.B. 25
12.4. Checking and Repairing of DVD-RAM Drive 26
13 Caution after replacing parts 27
13.1. After replacing the RAM Drive with new one 27
13.2. When the unit does not operate normally after replacing
the Timer Microprocessor or Main P.C.B. 27
14 Standard Inspection Specifications after Making Repairs 27
15 Voltage and Waveform Chart 28
15.1. Power P.C.B. 28
15.2. Main P.C.B. 28
15.3. Tuner P.C.B. 30
15.4. P9001 Connector 30
15.5. Waveform Chart 31
16 Abbreviations 32
17 Block Diagram 35
17.1. Power Supply Block Diagram 35
17.2. Analog Video Block Diagram 37
17.3. Analog Audio Block Diagram 38
17.4. Analog Timer Block Diagram 39
18 Schematic Diagram 41
18.1. Interconnection Schematic Diagram 41
18.2. Main Power Supply Schematic Diagram 42
18.3. Sub Power Section (Main P.C.B. (1/5)) Schematic
Diagram (P) 43
18.4. Main Net Section (Main P.C.B. (2/5)) Schematic Diagram
(M) 44
18.5. Video I/O Section (Main P.C.B. (3/5)) Schematic Diagram
(V) 45
18.6. Audio Main Section (Main P.C.B. (4/5)) Schematic
Diagram (A) 47
18.7. Timer Section (Main P.C.B. (5/5)) Schematic Diagram (T)
48
18.8. Tuner Pack Schematic Diagram 50
19 Print Circuit Board 51
19.1. Power P.C.B. 51
19.2. Main P.C.B. 52
19.3. Tuner P.C.B., Front (L) P.C.B. 57
20 Exploded Views 59
20.1. Casing Parts & Mechanism Section 59
20.2. Packing & Accessories Section 60
21 Replacement Parts List 61
CONTENTS
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DMR-ES10P / DMR-ES10PC
