Troubleshooting - Lenovo ThinkVision L220x User Manual

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 green.
The image
quality is
unacceptable.
The power
indicator is not
lit and there is
no image.
Possible cause Suggested action
The system is set to a ·
display mode which is
not supported by the
monitor.
·
·
The video signal cable is Be sure the signal cable is firmly
not connected with the plugged into the system and monitor.
monitor or system
completely.
The color settings may Select another color setting from the
be incorrect. OSD menu.
The automatic image Perform automatic image setup.
setup function was not
performed.
The monitors power
·
·
switch is not switched
on.
·
The power cord is
·
·
loose or
·
disconnected. ·
There is no power at
·
the outlet.
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 Support Center.
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.
Chapter 3. Reference information
Reference
"Selecting a
supported
display
mode" on
page 2-6
"Connecting
and turning
on your
monitor" on
Page 1-4
"Adjusting
your monitor
image" on
page 2-3
"Adjusting
your monitor
image"" on
page 2-3
"Connecting
and turning
on your
monitor" on
Page 1-4
3-3