Read Panasonic SA-PT850EE Service Manual online
1
Safety Precautions
6
1.1.
GENERAL GUIDELINES
6
1.2.
Before Repair and Adjustment
6
1.3.
Protection Circuitry
6
1.4.
Safety Parts Information
7
2
Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices
9
3
Precaution of Laser Diode
10
4
About Lead Free Solder (PbF)
11
4.1.
Service caution based on legal restrictions
11
5
Handling Precautions for Traverse Unit
12
5.1.
Cautions to Be Taken in Handling the Optical Pickup Unit
12
5.2.
Grounding for electrostatic breakdown prevention
12
6
Accessories
14
7
Operation Procedures
15
7.1.
Remote Control Key Buttons Operations
15
7.2.
Main Unit Key Buttons Operations
16
7.3.
Using the VIERA Link “HDAVI Control™”
17
7.4.
Music Port Connection and Operation
18
7.5.
USB Connection and Operation
19
7.6.
Audio & Video Connections
20
7.7.
Disc Information
21
8
New Features
23
8.1.
About HDMI
23
9
Self-Diagnosis and Special Mode Setting
25
9.1.
Service Mode Summary Table
25
9.2.
Service Mode Table
25
9.3.
DVD Self Diagnostic Function-Error Code
33
9.4.
Sales Demonstration Lock Function
36
9.5.
Service Precautions
37
10 Assembling and Disassembling
38
10.1. Disassembly Flow Chart
39
10.2. Main Components and P.C.B. Locations
40
10.3. Disassembly of Top Cabinet
41
10.4. Disassembly of the DVD Lid (When taking out disc
manually)
41
10.5. Disassembly of Front Panel
42
10.6. Disassembly of Volume P.C.B.
42
10.7. Disassembly of Mic P.C.B.
43
10.8. Disassembly of Panel P.C.B.
43
10.9. Disassembly of USB P.C.B.
44
10.10. Disassembly of Scart P.C.B.
44
10.11. Disassembly of Rear Panel
44
10.12. Disassembly of DVD Mechanism Unit
45
10.13. Disassembly of Relay P.C.B.
45
10.14. Disassembly of DVD Module P.C.B.
45
10.15. Disassembly of Main P.C.B.
46
10.16. Replacement of Regulator IC (IC2903)
46
10.17. Disassembly of D-Amp P.C.B.
47
10.18. Replacement of Digital Amp IC (IC5000)
48
10.19. Disassembly of SMPS & AC-Inlet P.C.B.
48
10.20. Replacement of Switch Regulator IC/Diode
(IC5701/D5702)
49
10.21. Replacement of Regulator Diode (D5801/D5802)
49
10.22. Replacement of Regulator Diode (D5803)
50
11 Assembly and Disassembly of DVD Mechanism Unit
51
11.1. Disassembly Procedure
51
12 Service Position
56
12.1. Checking & Repairing Scart P.C.B.
56
12.2. Checking & Repairing Panel P.C.B.
56
12.3. Checking & Repairing Mic P.C.B.
56
12.4. Checking & Repairing Main P.C.B.
56
12.5. Checking & Repairing D-Amp P.C.B.
57
12.6. Checking & Repairing DVD Module P.C.B.
57
12.7. Checking & Repairing SMPS P.C.B.
58
13 Measurements and Adjustments
59
13.1. Service Tools and Equipment
59
13.2. Important points in adjustment
59
13.3. Storing and handling of test discs
59
13.4. Optical adjustment
60
14 Abbreviations
61
15 Voltage and Waveform Chart
63
15.1. DVD Module P.C.B.
63
15.2. Main P.C.B.
65
15.3. D-Amp P.C.B.
66
15.4. SMPS P.C.B.
66
15.5. Panel & Tray Loading P.C.B.
67
15.6. Scart P.C.B.
67
15.7. Mic P.C.B.
67
15.8. Waveform Chart
68
16 Illustration of IC’s, Transistors and Diodes
70
17 Wiring Connection Diagram
71
18 Block Diagram
73
18.1. System Control
73
18.2. DVD (Servo)
74
18.3. DVD (Audio)
75
18.4. DVD (Video)
76
18.5. DVD (HDMI)
77
18.6. Audio
78
CONTENTS
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SA-PT850EE
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