Re: Panasonic Viera TH-P42S10A SOS 5 Blinks

I was able to repair a Panasonic TC-P42G15 Plasma with the same symptoms listed by the OP (buzz/hum followed by relay click at power on, 5 Blink SOS code, no signal, short across SC2) using a Panasonic Repair Kit.

Repair Kit:
PART: TNPA4844
MFR: PANASONIC
INV: Y-SUS REPAIR KIT

Repair Kit contents (15 components)
-3 x 2PG011 / RJP56F4A (Q402, Q403, Q404 - IGBT TO-220F)
-3 x RJP4585 (Q422, Q423 Q424 - MOSFET TO-220F)
-6 x 7.5ohm 1/3W (R402, R403, R404, R422, R423, R424...