Panasonic SA-HT870E, Руководство по обслуживанию

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1 Use of Active Subwoofer 4
1.1. Checking Player when Active Subwoofer is not used 4
2 Safety Precautions 5
2.1. GENERAL GUIDELINES 5
3 Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 5
4 Before Repair and Adjustment (Using Active Subwoofer) 6
5 Protection Circuitry 6
6 Precaution of Laser Diode 7
7 About Lead Free Solder (PbF) 7
8 General Description 8
8.1. Operating instructions 8
8.2. Disc information 9
9 Accessories 10
10 Caution for AC Main Lead 11
11 Handling Precautions for Optical Pickup Unit 12
11.1. Cautions to Be Taken in Handling the Optical Pickup Unit
12
11.2. Cautions to Be Taken When Replacing the Optical Pickup
12
11.3. Grounding for electrostatic breakdown prevention 12
12 DISASSEMBLING THE CASING AND CHECKING P.C.B.S 14
12.1. Disassembly Procedure 14
12.2. Casing Parts and P.C.B. Positions 14
12.3. Top Cabinet 15
12.4. Tray (When taking out disc manually) 15
12.5. Front Panel 15
12.6. FL P.C.B. and Volume P.C.B. 16
12.7. Mechanism Unit 16
12.8. DVD Module P.C.B. 16
12.9. Rear panel 17
12.10. Main P.C.B. 17
12.11. Service Position 17
13 ASSEMBLING AND DISASSEMBLING THE MECHANISM UNIT
18
13.1. Disassembly Procedure 18
13.2. Traverse Unit 18
13.3. Tray 19
13.4. Loading section 20
13.5. Tray Loading P.C.B. 21
13.6. Optical Pickup Unit 22
13.7. Traverse Motor and Spindle Motor 25
14 DVD-Optical Pick-up Self-Diagnosis and Replacement
Procedure 27
14.1. Optical Pickup Breakdown Diagnosis 27
14.2. Service Mode Table 1 28
14.3. DVD Self Diagnostic Function-Error Code 28
14.4. Last Error Code saved during NO PLAY 29
14.5. Service mode table 2 30
14.6. Sales demonstration lock function 32
14.7. Handling After Completing Repairs 32
15 Self-Diagnosis Function 33
15.1. Automatic Displayed Error Codes 33
15.2. Memorized Error Codes 33
16 Service Precautions 34
16.1. Recovery after the DVD player is repaired 34
16.2. Firmware version-up of the DVD player 34
17 Adjustment Procedure 35
17.1. Service Tools and Equipment 35
17.2. Important points in adjustment 35
17.3. Storing and Handling Test Discs 35
17.4. Optical adjustment 36
18 Abbreviations 37
19 Voltage Chart 39
19.1. DVD Module P.C.B. 39
19.2. Main P.C.B. 41
19.3. Tray Loading P.C.B. 43
19.4. Scart P.C.B. 43
19.5. FL P.C.B. 43
20 Schematic Diagram Notes 44
21 Block Diagram 45
22 Schematic Diagram 51
23 Printed Circuit Board Diagram 59
24 Wiring Connection Diagram 63
25 Illustration of IC 痴 , Transistors and Diodes 65
26 Terminal Function of ICs 66
26.1. IC2018 (C2CBHG000139): System control 66
27 Parts Location and Replacement Parts List 67
27.1. Loading Mechanism, Traverse Unit & Cabinet 68
27.2. Component Parts List 71
27.3. Packing Materials & Accessories Parts List 80
27.4. Packaging 81
CONTENTS
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SA-HT870E / SA-HT870EB / SA-HT870EG