LED blinks 4 times
Trouble Mode
Power Supply SOS
Defective Board
Primarily P board followed by D board
Yes No
13
D BoardP Board
Turn the TV on.
Is pin
12 of CN P25
on the P
board high
before the TV
shuts down?
Warning: Disconnect AC Power prior to
making any disconnection or connection
An abnormal increase in any of the voltages generated
by the power supply (Vsus, Vda, P15V, P5V, STB5V)
4 blinks condition can be caused by:
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