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LE55S606/LE55T506/LE55T516/LE55U516
(2) Stand-by / On lamp (LED)
is lighting in red or blue
LED Indicates
blue or red?
blue
Backlight of LCD Panel
is lighting?
No
The voltage of
pin No.3,No.4 of CN701
on Main Board is 12V?
Yes
LCD Panel.
red
Turn R/C power on, then
LED change to blue?
The voltage of
Yes
pin No.1 to 4 of CN205
in Main Board is 12V?
LCD Panel.
No
Main Board
The voltage of
pin No.11 or 12 of CN701
in Main Board is 5V?
Power Board
Main Board
11
No
Yes
Main Board
No
Yes
Yes
No
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