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Table of Contents
Subject Page # Subject Page #
2007 Panasonic Plasma Line-up
5
Troubleshooting (No Power/Dead Unit) Part 2
56
Models Comparison
6
SOS Circuit Overview
59
High Resolution (FULL-HD Panel)
9
DRV_RST SOS
62
TH-42PX75U Board Layout & Description
13
Location of Q9302
63
TH-42PX75U Board Layout (Pictorial)
14
Close-up View of Q9302
64
2006/2007 Signal Process/Switching Circuit
15
5 Blinks SOS (1)
66
Overall Block Diagram
16
SOS (Drive-reset)
68
Standby Circuit
21
D & C Boards Connection
69
STB5V/STB3.3V Distribution
25
12 Blinks SOS
70
Main CPU VCC Supply (A Board)
28
Signal Circuit Overview
75
TV_SUB_ON/TUNER_SUB_ON
30
Video Process Block Diagram
77
TV_SUB_ON (F_STB_ON)
32
D Board Block Diagram
79
TV_SUB_ON (Relay Drive Circuit)
34
Panel Drive (TH-42PX75U)
81
PFC Circuit
36
Audio Process Block Diagram
83
ACFB (Active Clamp Full Bridge Switching) Circuit
37
Self-Check Function
88
MAIN/SUB Voltages
39
How to Reset the Unit
89
F+15V, DTV9V, SUB5V SOS Detect Circuit
41
Self-Check Menu
90
Power On Operation
43
Check point
91
P15V/P5V Circuit
51
Serviceman Mode
92
Vsus/Vda Circuit
53
Serviceman Mode Menu and Navigation
93
Troubleshooting (No Power/Dead Unit) Part 1
55
Internal Test Patterns
95
3