Monday, December 01, 2014

PN50C450B1DXZA - SAMSUNG PLASMA DISPLAY - SERVICE MODE - VIDEO PROBLEMS - TROUBLESHOOTING.

Logic board_Logic buffer board_Y board_Y-buffer board _ X-board & Main Board failure symptoms.
Almost all Plasma Displays will exhibit the similar symptoms as give below; irrespective of its Brand name and Model number.
Universal remote control set-up codes
VIDEO PROBLEMS
Verify Video Operation
# Customer Picture Test (if available)
# “Display” (If display is OK source is suspected)
# Using Test Patterns in Service Mode.
 ENTERING SERVICE MODE
Customer Remote:  Power off > Mute > 182 > Power.
Service Remote: Power On > Info, Factory.
2010 PDP signal path for troubleshooting.
To Determine the cause
* If Logic pattern is NG; Logic board, Logic buffers or Panel are suspect.
* If FBE patterns is NG and Logic is OK; Main or LVDS cable are suspect.
* If both are OK it is likely a source issue.
Y-board failure examples.
Y buffer board failure examples.
Logic board failure examples.
Logic buffer board failure examples.
X board failure examples
Main board failure
Boards & part numbers
Universal remote control set-up codes, to check with Samsung Brand TVs [For All Types]
0030 0049 0050 0066 0076 0101 0102 0119 0143 0152 0154 0166 0181 0195 0209 0217 0240 0307 0318 0365 0379 0414 0421 0488 0492 0601 0624 0637 0642 0827
CLICK ON THE PICTURES TO ZOOM IN