Panasonic TC-P50VT20

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Slide 72Slide 72

Troubleshooting Tips

Main Page

Introduction3
Features/Specifications4
Series Line up5
Differences between the VT20 and VT25 Models5
New Features6
Features7
Full HD 3D Technology7
Infinite Black Pro Panel7
Active Shutter Eyewear7
Specifications8
FHD 3D Panasonic Consumer Products9
New Plasma Display Panel10
Enlarged Discharge Area10
A New Filter11
Reduced Pre-Discharge11
Thx12
Contrast Ratio13
Precautions14
3D Technology15
Can Everybody See 3D?15
3D Display Formats (Methods)16
Frame Sequential16
Side by Side16
Top and Bottom16
3D Multiple Broadcasting17
Frame Sequential Method19
FULL HD 3D Video Picture Format20
FULL HD 2D Video Picture20
FULL HD 3D Video Picture20
Eyewear (EW3D10U)21
EW3D10 Full HD 3D Eye-Ware21
Adjustable, Durable Frame21
Power On/Off Switch21
3D Eyewear Specification22
Infra-Red Receiver22
Vision Principle with 3D Glasses23
Procedures to Check the 3D Eyewear25
Battery Voltage Check25
Shutter Operation Check26
How to Check IR Signal from TV Set27
3D Source and 3D Format Settings28
Basic Components29
Source – 3D Eyewear – Display – High Speed HDMI Cable (1.4)29
3D Sources30
3D Settings Menu31
“3D Input Format” Matrix between Menu and Actual33
How to Change from 2D to 3D34
Connections44
USB Ports45
Internet Connection/Wireless LAN46
Connection47
HDMI Cable47
Boards Layout48
Tc-P50Vt2049
3D Model TC-P50VT2050
Connectors Location51
Start-Up Operation52
Standby/Power on52
Start-Up Process53
TV Start-Up Procedure54
Standby Operation55
Temporary Turn on at Plug-In56
Illustration of the Boards Being Temporarily Energized at Plug-In57
Power on Operation58
Power Supply58
Signal Processing58
Power on Operation (3D Model TC-P50VT20)59
Method to Turn on the Panel Drive Circuit Only (a Board Is Isolated)62
To Completely Disable the a Board63
To Force the TV to Display a White Screen63
Relays Triggering Commands64
Signal Process Block Diagram67
Digital Signal Processor Explanation68
Symptom Created by a Defective a Board69
Panel Drive Control Pulses70
R/L LVDS Data from the a Board70
Circuit Explanation71
Troubleshooting Tips72
Caution When Reconnecting Ribbon Cables between C Boards73
SU and SD Boards Isolation Procedure74
To Isolate the SM Board Is Not Necessary to Remove any Boards75
SOS Detect76
SOS Detect Circuit77
Power LED Error Code Definition78
D Board SOS Detect Block Diagram81
8 Blinks Error Code82
9 Blinks Error Code84
No Communication between IC9300, IC9004 and IC900384
D Board SOS Detect Circuit Explanation85
11 Blinks Error Code (Fans)86
11 Blinks Error Code Explanation87
12 Blinks Error Code (Sound)88
Service Notes89
Service Mode90
Service Mode Screen90
Self Check/Reset91
Reset Procedure91
Mirror Function92
To Enter the Mirror Function92
Picture Flipped Horizontally93
Normal View93
Picture Flipped Vertically93
Tv’s Behavior after Connectors Removal94
Glossary98
Resolution98
HD (High-Definition) Panel98
Full HD (High-Definition) Panel98
Avchd99
H.26499
Yuv100
Composite Video and S-Video100
Component Video100
Asic100

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