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Panasonic Manuals
Plasma TV
TH37PX50U - 37" HD PLASMA TV
Technical manual
Panasonic TH-37PX50U Technical Manual
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Also See for TH-37PX50U
:
Service manual
(316 pages)
,
Operating instructions manual
(64 pages)
,
Manual de instrucciones
(48 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Objective
Specifications (Models Comparison)
Safety Precautions
TH-42PD50U Board Description and Part Numbers
TH-42PX500U Board Description and Part Numbers
TH-50PX500 Board Description and Part Numbers
Power Supply Outline for 42"And 50" Models
Power Supply Outline for 42”And 50” Models
Standby Circuit
Power on Operation
Power Supply Connections
P Board
PA Board
PB Board
TH-42PX500U Block Diagram
TH-42PX50U Block Diagram
TH-42PD50U Block Diagram
Video Input Selection Block Diagram
Audio Input Selection Block Diagram
ATSC, SD and PC Card Input Signal Flow
DG Board Block Diagram
Signal Process Circuit
Main Picture Signal Flow
Sub Picture Signal Flow
RGB Processor
D Board Block Diagram
C1 Board Block Diagram
SC Board Explanation
SC Board Waveform
SU and SD Board Shift Registers
SS Board Explanation
SS Board Schematic
SS Board Waveform
Th-42/50Px500U
Power LED Flashing Timing Chart
SOS Detection Circuits
SOS Detect (D Board)
SOS Detect (DG Board)
SOS Detect (D and PA Board)
PA Board SOS Detection Circuits
Over-Voltage Detection of Main Voltage (10 Blinks)
Short Circuit Detection of Main Voltage (10 Blinks)
Short Circuit Detection of Sub-Voltage (10 Blinks)
Other SOS Detection Circuits
SOS Detect (P, SC, and SS Board)
P Board SOS Detection
Voltage Distribution of the PA Board and SOS Detection
Z Board (Sound) SOS Detection
TH-42/50PX500U Self-Check Function (Reset)
Diagnostic Procedures
How to Access the Self-Check Screen (Reset)
How to Exit the Self-Check Screen
Screen Display
Th-42Pd50U
Power LED Flashing Timing Chart
TH-42/50PD50U Self-Check Function
Diagnostic Procedures
How to Access the Self-Check Screen (Reset)
How to Exit the Self-Check Screen
Screen Display
Serviceman Mode
How to Enter the Serviceman Mode
Adjustment Method
Cancellation
Contents of Adjustment Mode
Internal Pattern Generator
Cable Diagnostic Screen
Adjustments
Driver Set-Up
Initialization Pulse Adjustment
Drive Waveform
P.C.B. (Printed Circuit Board) Exchange Procedure
Adjustment Volume Locations
Test Point Locations
Troubleshooting
No Picture or Partial Picture
Scan and Sustain Drive Waveform
Scan and Sustain Drive Check Points
Vertical Line Problems
Picture Ok, Sound NG
No Picture, no Sound
No Picture, Sound Ok
How to Determine Whether the D Board or SC Board Is Defective
Additional Troubleshooting Hints
SC20 or D20 Connector
How to Determine Whether the D Board or SS Board Is Defective
Defective Board
Glossary and Acronyms
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Quick Links
1
Specifications (Models Comparison)
2
Th-42Pd50U Board Description and Part Numbers
3
Th-50Px500 Board Description and Part Numbers
4
P Board SOS Detection
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See also:
Service Manual
Technical Guide
Plasma Training Course
TH-37PX50U, TH-42PD50U, TH-42PX50U,
TH-42PX500U, TH-50PX50U, TH-50PX500U
GP8DU and GPH8DU Chassis
Troubleshooting
Panasonic Services Company
National Training
Table of
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Table of Contents
Troubleshooting
Troubleshooting
68
Additional Troubleshooting Hints
81
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This manual is also suitable for:
Th-42pd50u
Th-42px500u
Th-50px50u
Th-50px500
Th-42px50u
Th-50px500u
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