5.1 No.display of screen (Screen is black, color of LED is
amber)
5. Troubleshooting
Yes
No
Proceed "No OSM display" section.
OK
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.
Does OSM display when you push
PROCEED buttom.
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.
Go to cover page
20
ACER X223W