Panasonic free download

File name Panasonic 10th_Gen.pdf

Panasonic Service and Technology Company Technical Guide 10th Generation Plasma Display Television National Training Panasonic Service and Technology Company Prepared by Cesar Perdomo and Jean Magloire Panasonic Service and Technology Company National Training Copyright © 2007 by Panasonic Services Company All rights reserved. Unauthorized copying and distribution is a violation of law. 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. Table of Contents Subject 2007 Panasonic Plasma Line-up Models Comparison High Resolution (FULL-HD Panel) TH-42PX75U Board Layout & Description TH-42PX75U Board Layout (Pictorial) 2006/2007 Signal Process/Switching Circuit Overall Block Diagram Standby Circuit STB5V/STB3.3V Distribution Main CPU VCC Supply (A Board) TV_SUB_ON/TUNER_SUB_ON TV_SUB_ON (F_STB_ON) TV_SUB_ON (Relay Drive Circuit) PFC Circuit ACFB (Active Clamp Full Bridge Switching) Circuit MAIN/SUB Voltages F+15V, DTV9V, SUB5V SOS Detect Circuit Power On Operation P15V/P5V Circuit Vsus/Vda Circuit Troubleshooting (No Power/Dead Unit) Part 1 Page # 5 6 9 13 14 15 16 21 25 28 30 32 34 36 37 39 41 43 51 53 55 Subject Troubleshooting (No Power/Dead Unit) Part 2 SOS Circuit Overview DRV_RST SOS Location of Q9302 Close-up View of Q9302 5 Blinks SOS (1) SOS (Drive-reset) D & C Boards Connection 12 Blinks SOS Signal Circuit Overview Video Process Block Diagram D Board Block Diagram Panel Drive (TH-42PX75U) Audio Process Block Diagram Self-Check Function How to Reset the Unit Self-Check Menu Check point Serviceman Mode Serviceman Mode Menu and Navigation Internal Test Patterns Page # 56 59 62 63 64 66 68 69 70 75 77 79 81 83 88 89 90 91 92 93 95 3 Table of Contents (Continued) Subject Driver Setup Adjustment Initialization Pulse Adjustment Quick adjustment after P.C.B. exchange Page # 96 97 98 4 2007 Panasonic Plasma Line-up 5 Models Comparison 6 Models Comparison 7 Models Comparison 8 High Resolution (FULL-HD Panel) The Full-HD plasma panel boasts a total of about 2,070,000 pixels (1920 x 1080). It renders true-to-life HD images with about twice the resolution of a standard HD panel. HD PDP (approx. 1,050,000 pixels) Full-HD PDP (approx. 2,070,000 pixels) 768 1080 1366 1920 (Image resolution about twice as high) *When compared to the 50PX600 About Twice the Resolution of a Standard HD PDP! 9 10 10th Generation Plasma Television Board Layout 11 12 TH-42PX75U Boards Layout & Description Panasonic started using single scan addressing in the 42" HD