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Troubleshooting Symptom Charts/Video
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- 11
Video
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Image is not uniform Irregularity in images is normal for FSTN screens. Adjust
contrast and brightness to diminish effect.
Display stopped
working or dimmed
but is fine now
If temperature is under 5 or over 40 degrees centigrade, this
reaction is normal for FSTN screens.
Backlight doesn’t
operate
1 Check cables.
2 Check display cable, inverter board, interconnect board, and
logic board connections.
3 Replace inverter board.
4 Replace inverter cable.
5 Replace interconnect board.
6 Replace display.
7 Replace logic board.