Will not come back on even after removing power cord
The number of times it blinks is a code as to what the problem is. Go to the Panasonic web site and enter the model number etc. and it should tell you some where what the blinks mean. Different TV Manufacture's have different code blinks. Or you might get through by phone and talk to a tech. Then you will know what to do fron there.
Gillight
SOURCE: TV will not turn on. Power light blinks 7 times,
If you are a DIY then you will need to try to unplug the SD board and reconnect and try again, if it stills shutdown with 7 blinks then the SD board is bad and maybe the
Physically disconnect the SU board and the SD board. (See precaution # 5) Plug in the TV and turn it on. Does the TV shut down and the power LED blink 7 times? Yes No Replace the Panel and the SU board. (See precaution #3) Reconnect the SD board only. (See precaution # 5) Plug in the TV and turn it on. Yes No With the SU board and the SD board still disconnected, remove connectors SC2 and SC20 from the SC board (See precaution # 6) Plug in the TV and turn it on. Disconnect the SD board and reconnect the SU board. (See precaution # 5) Plug in the TV and turn it on. Yes No Replace the Panel, SD, and SU board. (See precaution #3) Replace the Panel and the SD board. (See precaution #3) Replace the SC board. (See precaution #3) No Replace the D board. (See precaution #3) Does the TV shut down and the power LED blink 7 times? Does the TV shut down and the power LED
blink 7 times?
SOURCE: TV power light blinks 7 times but it won't turn on
Most people call this "The blinking light of death".(part went bad)
Your TV when into protection mode to prevent further damage.
The repair shop may cost over $100 for someone just to look at it.
Or if you know someone with electronic repair knowledge, they have a service manual at nodevice.com
Most replacement parts you can get a shopjimmy.com ( go there to just to get an idea of what the parts costs).
Good Luck
SOURCE: TV power light blinks 7 times and won't turn on
your sc bord is shot replace board and do firmware upgrade will coast about 400
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