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Troubleshooting
If you have a problem setting up or using your monitor, you might be able to solve
it yourself. Before calling your dealer or Lenovo, try the suggested actions that are
appropriate to your problem.
Table 3-2. Troubleshooting
Problem
The words "Input
not supported"
are shown on the
screen, and the
power indicator
is flashing white.
The image
quality is
unacceptable.
The power
indicator is not
lit and there is no
image.
Screen is blank
and power
indicator is
amber.
The power
indicator is
orange, but there
is no image.
Possible cause
The system is set to a
If you are replacing an old
display mode which is
monitor, reconnect it and
not supported by the
adjust the display mode to
monitor.
within the specified range for
your new monitor.
If using a Windows system,
restart the system in safe
mode, then select a supported
display mode for your
computer.
If these options do not work,
contact the Customer Support
Center.
The video signal cable
Be sure the signal cable
is not connected with
is firmly plugged into the
the monitor or system
system and monitor.
completely.
The color settings may
Select another color setting
be incorrect.
from the OSD menu.
y The monitor's
y Be sure the power cord is
power switch is not
switched on.
y Be sure the outlet has
y The power
cord is loose or
y Power on the monitor.
disconnected.
y Try using another power
y There is no power
at the outlet.
y Try using another
The monitor is in
y Press any key on the
Standby / Suspend
mode.
y Check the Power Options
The video signal
Be sure the video cable is
cable is loose or
connected with the system
disconnected from the
properly.
system or monitor.
The monitor brightness
Adjust the brightness and
and contrast are at the
contrast setting on the OSD
lowest setting.
menu.
Suggested action
connected properly.
power.
cord.
electrical outlet.
keyboard or move
the mouse to restore
operation.
settings on your computer.
Reference
"Selecting a supported
display mode"on page
2-7
"Connecting and
turning on your
monitor"on page 1-5
"Adjusting your
monitor image"on
page 2-3
"Connecting and
turning on your
monitor"on page 1-5
"Understanding power
management"on page
2-8
"Connecting and
turning on your
monitor"on page 1-5
"Adjusting your
monitor image"on
page 2-3
3-3
Chapter 3.
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