Acer S191WL - Manual (Page 25)

EN-16
(DVI Mode)
Problems Current Status Remedy
No Picture LED ON z
Using OSD, adjust brightness
and contrast to maximum or
reset to their default settings.
LED OFF z
Check the power switch.
z
Check if AC power cord is
properly connected to the
monitor.
LED displays amber color z
Check if video signal cable is
properly connected at the back
of monitor.
z
Check if the power of computer
system is ON.