Lenovo ThinkVision LT2934z 29-inch Panorama AH-IPS WLED Backlit LCD VoIP Profess - Page 35

Troubleshooting, Before calling your dealer or Lenovo

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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 Possible cause The words "Out of Range" are shown on the screen, and the power indicator is flashing green. The system is set to a display mode which is not supported by the monitor. 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. Reference " Selecting a supported display mode"on page 2-9 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. The image quality is unacceptable. The video signal cable is not connected with the monitor or system completely. Be sure the signal cable is firmly plugged into the system and monitor. "Connecting and turning on your monitor"on page 1-8 The color settings may be incorrect. Select another color setting from the OSD menu. "Adjusting your monitor image"on page 2-3 The automatic image setup function was not performed. Perform automatic image setup. "Adjusting your monitor image"on page 2-3 The power • indicator is not lit and there is no image. • • The monitor's • power switch is not switched on. • The power cord is loose or • disconnected. • There is no power at the outlet. • Be sure the power cord is connected properly. Be sure the outlet has power. "Connecting and turning on your monitor"on page 1-8 Power on the monitor. Try using another power cord. Try using another electrical outlet. Screen is blank and power indicator is amber. The monitor is in • Standby/Suspend mode. Press any key on the keyboard or move the mouse to restore operation. "Understanding power management"on page 2-11 • Check the Power Options settings on your computer. Chapter 3. 3-3

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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
Possible cause
Suggested action
Reference
The words "Out of
The system is set to a
If you are replacing an old
" Selecting a supported
Range" are shown
display mode which is
monitor, reconnect it and
display mode"on page
on the screen, and
not supported by the
adjust the display mode to
2-9
the power
monitor.
within the specified range
indicator is
for your new monitor.
flashing green.
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.
The image quality
is unacceptable.
The video signal cable
is not connected with
the monitor or system
completely.
Be sure the signal cable is
firmly plugged into the
system and monitor.
"Connecting and
turning on your
monitor"on page 1-8
The color settings may
be incorrect.
Select another color setting
from the OSD menu.
"Adjusting your
monitor image"on page
2-3
The automatic image
setup function was not
performed.
Perform automatic image
setup.
"Adjusting your
monitor image"on page
2-3
The power
•
The monitor’s
•
Be sure the power cord
"Connecting and
indicator is not lit
power switch is not
is connected properly.
turning on your
and there is no
image.
switched on.
•
The power cord is
loose or
disconnected.
•
There is no power
at the outlet.
•
Be sure the outlet has
power.
•
Power on the monitor.
•
Try using another
power cord.
•
Try using another
electrical outlet.
monitor"on page 1-8
Screen is blank
The monitor is in
•
Press any key on the
"Understanding power
and power
Standby/Suspend mode.
keyboard or move the
management"on page
indicator is
mouse to restore
2-11
amber.
operation.
•
Check the Power
Options settings on
your computer.
Chapter 3.
3-3