Question about Acer (ACERMOTHERBOARD)
I can' t lighten by laptop screen. Only able to use it through an external monitor.
Doesn't seem to be a toggle F5 issue
It may be that your backlight has burnt out, or your LCD inverter has gone bad, if you can hear a high pitched sound coming from the screen it is more than likely the converter, you can order replacements online...
Posted on Mar 09, 2009
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Posted on Jan 02, 2017
Tips for a great answer:
Mar 24, 2013 | ASUS Sabertooth X58 LGA 1366 Intel X58...
test all leads that attach to your hard drive including electrical extensions,IDE,SATA
the leads from your ((motherboard to your hard drive)) Ide/Sata make sure they have a secure connections and are not faulty or just replace them they could be faulty
make sure all leads that are attached to your drives dvd\cd have secure connections and are not faulty or just replace them they could be faulty ?
even something as small as an electrical extension or a faulty fan lead can cause this problem
a computer needs all of the data and electrical current to travel through every working device and to have an end for a computer to be able work properly
make sure your graphics card is securely seated with no dust in its socket
hope this helps
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