Acer GD235HZ User Manual page 21

(DVI Mode)
Problems Current Status Remedy
LED ON
LED OFF
No Picture
LED displays
amber color
· Using OSD, adjust brightness and
contrast to maximum or reset to their
default settings.
· Check the power switch.
· Check if AC power cord is properly
connected to the monitor.
· Check if video signal cable is properly
connected at the back of monitor.
· Check if the power of computer system
is ON.
EN-20