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Troubleshooting for No Power On (Power LED is off = No blinking)
TH- ##JX800*, 900W (Android TV)
Check if the output of
STB5V. (Just AC input)
NG
Disconnect A02 connecter.
Short check of STB5V line
in A board.
Shorted
Replace A board
TX- ##JX800-83#*, TH-##JX700* (Android TV)
Check if the output of
STB12V. (Just AC input)
NG
Disconnect A02 connecter.
Short check of STB12V line
in A board.
Shorted
Replace A board
OK
Replace P board
No
Shorted
OK
Replace A board
Replace P board
No
Shorted
Check if the output 16V
(SRV-16V in A board)
NG
Disconnect A02 connecter.
Short check the SRV-16V
In A board.
Shorted
Replace A board
CN2
A02
P
STB12V
OK
Replace A board
Replace P board
No
Shorted
P2
P
A
No
Picture
LED off
(even if the power LED
indicator setting = On)
STB5V
A02
A
16V
65
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