Troubleshooting - Lenovo 40Y7443 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.
3-2
Flat Panel Monitor User 's Guide
Table 3-1. Monitor specifications for type-model 6920-AXX (continued)
Humidity
Table 3-2. Troubleshooting
Problem Possible cause
The words "Out
The system is set
of Range" are to a display
shown on the mode which is
screen, and the not supported by
power indicator the monitor.
is flashing green.
The image The video signal
quality is cable is not
unnacceptable. connected with
the monitor or
system
completely.
The color
settings may be
incorrect.
The automatic
image setup
function was not
performed.
The power
v The monitor's
indictator is not
power switch
lit and there is
is not
no image.
switched on.
v The power
cord is loose
or
disconnected.
v There is no
power at the
outlet.
Operating
Storage
Shipping
Suggested action
v If you are replacing an
old monitor, reconnect
it and adjust the
display mode to within
the specified range for
your new monitor.
v If using a Windows
system, restart the
system in safe mode,
then select a supported
display mode for your
computer.
v If these options do not
work, contact the
Customer 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.
v Be sure the power cord
is connected properly.
v Be sure the outlet has
power.
v Power on the monitor.
v Try using another
power cord.
v Try using another
electrical outlet.
10% to 80%
5% to 95%
5% to 95%
Reference
"Selecting a supported
display mode" on page
2-5
"Connecting and turning
on your monitor" on
page 1-3
"Adjusting your monitor
image" on page 2-3
"Adjusting your monitor
image" on page 2-3
"Connecting and turning
on your monitor" on
page 1-3