Led Blinks 4 Times; Power Supply Sos - Panasonic TH-42PZ80U Technical Manual

Trouble Mode

Power Supply SOS

4 blinks condition can be caused by:
An abnormal increase in any of the voltages generated
by the power supply (Vsus, Vda, P15V, P5V, STB5V)

LED blinks 4 times

Defective Board
Primarily P board followed by D board
Yes
P Board
Turn the TV on.
Is pin
12 of CN P25
No
on the P
board high
before the TV
shuts down?
13
Warning: Disconnect AC Power prior to
making any disconnection or connection
D Board