PANSONIC THP50G25 REPAIR HINTS

Fault:
Set power up, but shuts down after some seconds, 4 blinks of standby light at the front panel.
Y-Sustain board fault.  Transistor [MOSFET] shorted.  
Replace Y-Sustain board [TNPA 5081]

TNPA 5081:

PANEL DEFECTS;

• Small vertical red line/s with picture on the left part. [replace panel]
• Defective Driver IC on the plasma panel.[replace panel]