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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" Out of Range"
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.
Possible cause
The system is set
to a display mode which
is not supported by the
monitor.
The video signal cable is
not connected with the
monitor or system
completely.
The monitor's power
switch is not switched
on.
The power cord is loose
or disconnected.
There is no power at
the outlet.
Suggested action
If you are replacing an old
monitor, reconnect it and
adjust the display mode to
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 Centre.
Be sure the signal cable is
firmly plugged into the system
and monitor.
Be sure the power cord is
connected properly.
Be sure the outlet has power.
Power on the monitor.
Try using another power
cord.
Try using another electrical
outlet.
Reference
"Selecting a supported
display mode" on page
2-5
"Connecting and turning
on your monitor" on
page 1-4
"Connecting and turning
on your monitor" on
page 1-4
Chapter 3 Reference information 3-3