Coppell TV Repair LLC is offering a replacement power supply board for Samsung HPT5054X 50'' plasma TV with an option to trade-in your old dud.
REPAIR KIT FOR LJ92-01275A / LJ92-01436A / BN96-03360A Y-MAIN CAUSING DARK DISPLAY, SOUND, BUT NO IMAGE PROBLEM
The repair kit contains the essential components for repairing a common problem in LJ92-01275A Samsung Y-Main.
If your Samsung HPT5034X/XAA is totally dead or takes time to start up or clicks on and then right back off you may need this power supply repair service
Samsung HPT5034X/XAA Y-Main sustain board - serviced, tested, $50 credit for old dud /fixes sound, but no image problem/
If your SAMSUNG HPT5034X/XAA comes up with sound, but no image chances are good it has a failed Y-Main board and possibly one or both buffer boards that go with it.