Acer X193 Manual de servicio - Página 20
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5.1 No display on the screen (Screen is black and colour of LED is amber.)
When a signal isn't being inputted, it is
indicated with "No Signal Input". it is
indicated with "Out Of Range" at the time
of the frequency that it can't be
5. Troubleshooting
Does OSM display when you push
PROCEED buttom.
distinguished.
Check if the sync signal from computer is
output and if the video cable is connected
normally.
Proceed "checking the resolution change IC
movement" section.
No
Yes
NG
OK
ACER X193HQ
Go to cover page
Proceed "No OSM display" section.
Input the sync signal of computer, or change
the cable.
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