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8. Troubleshooting
No.
Turn on the TV, The LED is red,
1
no display on screen
Turn on the TV, The LED is blue,
2
but no picture or/and no sound
In TV state, can not to tuning You should replace the
3
No teletext
4
No sound
5
can not to updating software
6
No reaction with PC
7
9. Circuit Diagram
Trouble
Measure
Replace the main board or
updating the software.
You should replace the
main board.
main board.
You should replace the
main board.
You should replace the
main board.
You should replace the
main board
You should replace the
main board
34
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