Good morning,

I have a perfect 2010 Panasonic TC-P46S2 FHD plasma TV, short only a working A board.

1) Got hard to turn on, requiring unplugging and waiting 30s.
2) Currently on clicking the power button, relay click for about 4s, then clicks off. One slow constant red blink (3s?)

I interpret that as a failed A board, however the TNPH0831AB is unfortunately completely out of stock everywhere and has been for years.

DMM'ing about seems to show the power supplies as good, the power supplies on the board OK and no shorted SMT ceramics...

Re: Panasonic Viera TC-P46S2 Not Turning On

Morning! I lack the power to create a new thread, but will do so as soon as I can.

I have a lovely Panasonic TC-P46S2 TV, with relays clicking on, green leds on SD & SC, but then clicks off with only one blink indicating SOS/PD4 problems. Tried unplugging ribbons etc, and tracing power supplies on the A board but all seems fine. No bad caps anywhere, sadly!

It seems replacement TNPH0831AB A board has not been in stock anywhere for over two years! I can get one for the TC-P50S2 fairly easily, however the...

Re: New Members - please post your introductions here

Good afternoon!

General trouble-maker and electronics man-about-town over in West Lafayette IN, employed by Purdue.