Panasonic SA-PT250GC Manuals

Manuals and User Guides for Panasonic SA-PT250GC. We have 1 Panasonic SA-PT250GC manual available for free PDF download: Service Manual

Panasonic SA-PT250GC Service Manual

Panasonic SA-PT250GC Service Manual (122 pages)

DVD Home Theater Sound System

Brand: Panasonic | Category: Home Theater System | Size: 6 MB

Table of Contents

Disc Section
2
Video Section
2
Safety Precautions
6
General Guidelines
6
Leakage Current Cold Check
6
Leakage Current Hot Check
6
Safety Parts Information
7
Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices
8
Precaution of Laser Diode
9
Service Caution Based on Legal Restrictions
10
General Description about Lead Free Solder (Pbf)
10
Handling Precautions for Traverse Unit
11
Operation Procedures
14
Remote Control Key Buttons Operations
14
Main Unit Key Buttons Operations
15
Music Port Connection and Operation
16
USB Connection and Operation
17
Compatible Devices
17
Supported Formats
17
Audio and Video Connections
18
Optional Audio Connection for Video Cassette Recorder or Television
18
Disc Information
19
Self-Diagnosis and Special Mode Setting
21
Service Mode Summary Table
21
DVD Self Diagnostic Function-Error Code
29
Power Amp
31
Sales Demonstration Lock Function
32
Service Precautions
33
Recovery after the DVD Player Is Repaired
33
Firmware Version-Up of the DVD Player
33
Assembling and Disassembling
34
Disassembly Flow Chart
35
Main Components and P.C.B. Locations
36
Disassembly of Top Cabinet
37
Disassembly of Front Panel
38
Disassembly of Volume P.C.B
38
Disassembly of Panel P.C.B
39
Disassembly of MIC P.C.B
39
Disassembly of USB P.C.B
40
Disassembly of Rear Panel
40
Disassembly of DVD Module
41
Disassembly of Main P.C.B
41
Replacement of Regulator IC (IC2903)
42
Disassembly of D-Amp P.C.B
42
Replacement of Digital Amp IC (IC5000)
43
Replacement of Regulator Diode (D5803)
46
Disassembly Procedure
47
Disassembly of DVD Mechanism Unit
47
Disassembly of Tray
47
Disassembly of Traverse Unit
50
Service Position
52
Checking & Repairing Main
52
Checking & Repairing SMPS
53
Checking & Repairing D-Amp
53
Measurements and Adjustments
54
Service Tools and Equipment
54
Important Points in Adjustment
54
Storing and Handling of Test Discs
54
Optical Adjustment
55
Voltage and Waveform Chart
58
DVD Module P.C.B
58
Panel & Tray Loading P.C.B
61
Waveform Chart
62
Illustration of IC's, Transistors and Diodes
64
Wiring Connection Diagram
65
Block Diagram
67
System Control
67
Audio Digital Amp
72
Schematic Diagram Notes
75
Tune Mode
75
Schematic Diagram
77
DVD Module Circuit
77
Main Circuit
81
Panel Circuit
85
MIC Circuit
86
D-Amp & SMPS Circuit
87
Smps Circuit
89
Optical Pickup Unit Circuit
92
Printed Circuit Board
93
Basic Troubleshooting Guide for Traverse Unit (DVD Module P.C.B)
99
Overall Block Diagram for PT250
100
SC-PT250 Power Block
101
SC-PT250 SMPS Block
102
Terminal Function of Ics
103
Exploded Views
104
Replacement Parts List
106
Component Parts List
109

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