Led Blinks 12 Times; Sound Sos - Panasonic TH-42PZ80U Technical Manual

Trouble Mode

Sound SOS

Unplug the TV and disconnect
connectors P6 and P7 on the P
board. Plug in the TV
Check P15V (Pin 1 of P6) and
follow 2 blinks instructions

LED blinks 12 times

Defective Board (Possibility)
Speakers, A Board
Unplug the TV and disconnect the
Left and Right speakers connectors.
Plug in the TV and turn it on
Does the power
No
when the TV is
Is the TV turning on by
No
itself at plug in with:
Power LED = Off.
LED on SS board = On.
LED on SC board = On
Warning: Disconnect AC Power prior to making any
disconnection or connection
Yes
LED stay on
turned on?
Yes
31
Check the speakers and
the speaker's wires.
Replace
The A board