panasonic TH-50PX20U free download

File name TH-50PX20U.pdf

Panasonic Services Company National Training TH-42PX20U/TH-50PX20U TH-42PA20U/TH-37PA20U Plasma Display Panel GP6D Chassis Update Information Warning This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death. 1 2 Table of contents Objective...5 Model Line Up ...7 Performance Comparison ...8 SD Models...8 HD Models ...8 Specifications...9 SD Models...9 HD Models ...9 New Features and Circuit Improvements ...10 42" SD PCB Board Layout Diagram ...11 Board Comparison Chart ...12 Video Signal Block Diagram ...13 Video Signal Path Explanation ...15 NTSC \ 480i Video Signal Path ...15 DVI Input ...17 DVI RGB to YUV Conversion ...18 Digital Processor ...19 Main Pi