Buy an upgraded and tested power supply board 09-70CAR080-00 / 1P-1151800-1012, then send your old dud to receive credit towards your payment (conditions apply).
The repair kit contains the essential components needed for the most common failure in inverters 6632L-0392A and 6632L-0393A.
Buy a working power supply board DELTA DPS-283AP (VIZIO 0500-0507-0330) and when you get your TV up and running send the old dud back to get credit!
Repair kit for Vizio VO47LFHDTV30A power supply 0500-0407-0680 / DPS-280LP totally dead, no +5V standby voltage problem
Coppell TV Repair LLC offers a DIY repair kit for a common problem developing in Vizio power supply 0500-0407-0680/ DPS-280LP resulting in totally dead TV.