Panasonic DMR-EZ27P, Руководство по обслуживанию

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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 14
7.1. Self-Diagnosis and Special Mode Setting 14
8 Service Fixture & Tools 24
9 Assembling and Disassembling 25
9.1. Disassembly Flow Chart 25
9.2. P.C.B. Positions 25
9.3. Top cover 26
9.4. Front Panel 26
9.5. DV Jack/SD Card P.C.B. 27
9.6. Rear Panel 27
9.7. Digital P.C.B. 28
9.8. DVD Drive 28
9.9. Main P.C.B., Front jack P.C.B. and Front (L) P.C.B. 29
10 Measurements and Adjustments 30
10.1. Service Positions 30
10.2. Notice after replacing Digital P.C.B. 32
10.3. Caution for Replacing Parts 32
10.4. Standard Inspection Specifications after Making Repairs 33
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 / SD Card Schematic Diagram 52
12.10. Front (L) Schematic Diagram 53
12.11. Front Jack Schematic Diagram 53
13 Printed Circuit Board 55
13.1. Main P.C.B. 55
13.2. Front (L) P.C.B. 60
13.3. Front Jack P.C.B. 60
13.4. DV Jack/SD Card P.C.B. 61
14 Appendix for Schematic Diagram 63
14.1. Voltage and Waveform Chart 63
14.2. Waveform Chart 65
14.3. Abbreviations 66
15 Parts and Exploded Views 68
15.1. Exploded Views 68
15.2. Replacement Parts List 70
CONTENTS
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DMR-EZ27P / DMR-EZ27PC