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5. Troubleshooting
Does OSM display when you push
PROCEED buttom.
Yes
No Proceed "No OSM display" section.
Check if the sync signal from computer is
output and if the video cable is connected
normally.
OK
Proceed "checking the resolution change IC
movement" section.
NG
Input the sync signal of computer, or change
the cable.
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
distinguished.
5.1 No display on the screen (Screen is black and colour of LED is amber.)
19
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ACER X193HQ