This trouble maybe power supply or inverter boards is defective.
first you can test the voltage of the multr,and then check which part is defective.From Wisiny.com can find those parts
if you have any question,please let us know email:[email protected],we sincerely hope we can help you!
you can also check this boards whether suit you:
715G2892 2 3 Acer PWTVAC21MQDL Power Supply for X223W
Does your video-card allow you to set a resolution of 1680 by 1050?
(This is exactly 16 pixels horizontally for each 10 pixels vertically.)
This is the "native" resolution of the X223W monitor.
If not, pick a supported resolution that keeps the 16-to-10 ratio.
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