User manual

Table of Contents
Introduction.........................................................................................................1
Model Line Up .....................................................................................................3
New Features and Circuit Improvements .........................................................5
Boards Layout.....................................................................................................9
TH-42PD25U Boards Layout (GP6DU)...............................................................9
TH-42PX25U Boards Layout (GPH6DU) ............................................................9
TH-50PX25U Boards Layout (GPH6DU) ..........................................................10
TH-42XVS30 (Onyx) Boards Layout (GPH7D).................................................10
TH-50XVS30 (Onyx) Boards Layout (GPH7D).................................................11
TH-65XVS30 (Onyx) Boards Layout (GPH7D).................................................11
Video Block .......................................................................................................13
GP6DU and GPH6DU Chassis..........................................................................13
GPH7D (Onyx)...................................................................................................21
ONYX J Board Video Selector......................................................................21
ONYX J Board Sync Selector.......................................................................22
ONYX DR Board Block Diagram...................................................................23
Onyx RGB/Sync Analog to Digital Conversion...........................................25
Onyx Data Drive Operation...........................................................................26
GPH7D (Onyx) Tuner Receiver ........................................................................27
Photo Viewer..................................................................................................28
Power-on Operation..........................................................................................29
Power-on Operation (TH-42PD25U).................................................................29
TH-42PD25U-P Standby Circuit....................................................................29
TH-42PD25U-P Power-On with Switch on the Front Panel ........................29
TH-42PD25U-P Power-On with Remote Control .........................................30
Power On Operation (TH-42PX25U).................................................................35
TH-42PX25U-P CPU Requirements and Standby Circuit. ..........................35
TH-42PX25U-P Power-On with Switch on Front Panel...............................38