SONY G BOARD A1054157A 9 BLINKS REPAIR KIT for KP51WS520, KP57WS520, KP46WT520 TV Repair kit for G board A1054157A FIX 9 BLINKS PROBLEM KIT INCLUDED:3 DIODES,3 CAPACITORS,Simple location number paper USE IN SONY TV KP51WS520, KP57WS520, KP46WT520 You must have solder experience and know how to do troubleshooting or you can hire a tech install for you