Acer X263W - Manual (Page 21)

X263W
EN- 20
TROUBLESHOOTING
Before sending your LCD monitor for servicing, please check the troubleshooting list below to see if you can
self-diagnose the problem.
(VGA Mode)
Problems Current Status Remedy
LED ON
y
Using OSD, adjust brightness and contrast to maximum or
reset to their default settings.
y
Check the power switch.
LED OFF
y
Check if AC power cord is properly connected to the
monitor.
y
Check if video signal cable is properly connected at the
back of monitor.
No Picture
LED displays amber
color
y
Check if the power of computer system is ON.
Unstable Picture
y
Check if the specification of graphics adapter and monitor is
in compliance which may be causing the input signal
frequency mismatch.
y
Using OSD, adjust RESOLUTION, CLOCK,
CLOCK-PHASE, H-POSITION and VPOSITION with
non-standard signals.
y
Using OSD, in case of missing full-screen image, please
select other resolution or other vertical refresh timing.
Abnormal Picture Display is missing,
center shift, or too small
or too large in display
size
y
Wait for a few seconds after adjusting the size of the image
before changing or disconnecting the signal cable or
powering OFF the monitor.
(DVI Mode)
Problems Current Status Remedy
LED ON
y
Using OSD, adjust brightness and contrast to maximum or
reset to their default settings.
y
Check the power switch.
LED OFF
y
Check if AC power cord is properly connected to the
monitor.
y
Check if video signal cable is properly connected at the
back of monitor.
No Picture
LED displays amber
color
y
Check if the power of computer system is ON.