Panasonic SA-HT543EE, Service Manual

Page: 4 / 115

1 Safety Precautions 6
1.1. GENERAL GUIDELINES 6
1.2. Before Repair and Adjustment 6
1.3. Protection Circuitry 6
2 Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 7
3 Precaution of Laser Diode 8
4 About Lead Free Solder (PbF) 9
4.1. Service caution based on legal restrictions 9
5 Handling Precautions for Traverse Unit 10
5.1. Cautions to Be Taken in Handling the Optical Pickup Unit
10
5.2. Grounding for electrostatic breakdown prevention 10
6 Accessories 12
7 Operation Procedures 13
7.1. Remote Control Key Buttons Operations 13
7.2. Main Unit Key Buttons Operations (SA-HT543) 14
7.3. Using of Music Port 15
7.4. Disc information 16
7.5. About DivX VOD Content 18
8 Self-Diagnosis and special mode setting 19
8.1. Service Mode Summary Table 19
8.2. Service Mode Table 19
8.3. DVD Self Diagnostic Function-Error Code 24
8.4. Sales Demonstration Lock Function 26
8.5. Service Precautions 27
9 Assembling and Disassembling 29
9.1. Disassembly Flow Chart 30
9.2. Main Components and P.C.B. Locations 31
9.3. Disassembly of Top Cabinet 32
9.4. Disassembly of the DVD Lid (When taking out disc
manually) 32
9.5. Disassembly of Front Panel Assembly 33
9.6. Disassembly of Music Port P.C.B, FL P.C.B. & Top Button
P.C.B. 33
9.7. Disassembly of Scart P.C.B. 34
9.8. Disassembly of Karaoke P.C.B. 34
9.9. Disassembly of DVD Mechanism Unit 34
9.10. Disassembly of DVD Module P.C.B. 35
9.11. Disassembly of Rear panel 35
9.12. Disassembly of Main P.C.B., AC-Inlet P.C.B. & Tuner
Extent P.C.B. 35
9.13. Disassembly of Digital Amp IC (IC5000) 36
9.14. Disassembly of Digital Amp IC (IC5400) 36
9.15. Disassembly of Regulator Diodes & Transistor 37
9.16. Disassembly of Switch Regulator IC & Diode
(IC5701/D5702) 37
10 Service Position 38
10.1. Servicing position of the DVD Module P.C.B. 38
10.2. Servicing position of the Main P.C.B. 38
11 Assembly and disassembly of Mechanism Unit 39
11.1. Disassembly Procedure 39
12 Measurements and Adjustments 45
12.1. Service Tools and Equipment 45
12.2. Important points in adjustment 45
12.3. Storing and handling of test discs 45
12.4. Optical adjustment 46
13 Abbreviations 47
14 Voltage and Waveform Chart 49
14.1. DVD Module P.C.B. 49
14.2. Main/Power P.C.B. 50
14.3. FL P.C.B., Scart P.C.B., Mic P.C.B. & Tray Loading P.C.B.
52
14.4. Waveform Chart 53
15 Illustration of IC's, Transistors and Diodes 55
16 Wiring Connection Diagram 57
17 Block Diagram 59
18 Schematic Notes 67
19 Schematic Diagram 69
19.1. (A) Optical Pickup Unit & DVD Module (DV3.2) Circuit 69
19.2. (B) Main Circuit 73
19.3. (C) Power & AC-inlet Circuit 78
19.4. (D) FL, Top Button, Tray Loading, Tuner Extent, Mic,
Music Port & Scart Circuit 82
19.5. (E) Scart & Karaoke Circuit 84
20 Printed Circuit Board 87
20.1. (A) DVD Module P.C.B. 87
20.2. (B) Main/Power P.C.B. 88
20.3. (C) Tuner Extent, AC-inlet, Tray Loading, Music Port, Top
Button & FL P.C.B. 89
20.4. (D) Mic, Scart & Karaoke P.C.B. 90
21 Basic Troubleshooting Guide 91
21.1. Basic Troubleshooting Guide for Traverse Unit (DVD
Module P.C.B.) 91
22 Overall Block (HT543) 92
22.1. HT543 DVD Unit Block 93
22.2. HT543 Block (Analog Signal : DVD 5.1ch Play Back
Mode) 94
22.3. HT543 Block (Analog Signal : 2ch Analog Input Mode) 95
22.4. HT543 Power Supply Block 96
22.5. HT543 Power Block (SMPS) 97
CONTENTS
Page Page
4
SA-HT543EE