Troubleshooting - Lenovo ThinkVision T2254A 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 Possible cause
The words "Out The system is set to a
of Range" are display mode which
shown on the is not supported by
screen, and the the monitor.
power indicator
is flashing
Green.
The image The video signal cable
quality is is not connected with
unacceptable. the monitor or system
completely.
The color settings
may be incorrect.
The automatic image
setup function was
not performed.
The power • The monitor's
indicator is not power switch is
lit and there is not switched on.
no image.
• The power cord is
loose or
disconnected.
• There is no power
at the outlet.
Screen is blank The monitor is in
and power Standby/Suspend
indicator is mode.
amber.
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 Support
Center.
Be sure the signal cable is
firmly plugged into the
system and monitor.
Select another color
setting from the OSD
menu.
Perform automatic image
setup.
• 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.
• Press any key on the
keyboard or move
the mouse to restore
operation.
• Check the Power
Options settings on
your computer.
Reference
"Selecting a
supported display
mode"on page 2-7
"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
"Understanding
power
management"on
page 2-8
3-3
Chapter 3.