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Table 3-2. Troubleshooting (continued)
Problem
Screen is
blank and
power
indicator is
steady amber
or flashing
green
The power
indicator is
green, but
there is no
image.
One or more
of the pixels
appear
discolored
·
·
Manual image setup
If automatic image setup does not establish the image that you prefer, perform
manual image setup.
Note: Have your monitor powered on for about 15 minutes, until the monitor warms
1.
2.
3-4
L190x Flat Panel Monitor User's Guide
Possible cause
The monitor is in
Standby/Suspend
mode
The video signal cable
is loose or
disconnected from the
system or monitor.
The monitor brightness
and contrast are at the
lowest setting.
This is a characteristic
of the LCD technology
and is not an LCD
defect.
Fuzzy lines
Image setup has not
·
in text or a
been optimized
blurry
Your system
image.
Display Properties
·
Horizontal
setting have not
or vertical
been optimized.
lines
through the
image.
up.
Press
at the bottom of the monitor to open the OSD menu.
Use
or
to select
Suggested action
·
Press any key on the
keyboard or move the mouse
to restore operation.
Check the Power Options
·
settings on your computer.
Be sure the video cable is
connected with the system
properly.
Adjust the brightness and
contrast setting on the OSD
menu.
If there are more than five pixels
missing, contact the IBM
Lenovo
Support Center.
Adjust the resolution settings on
your system to match the native
resolution for this monitor: 1024
x1024
x 768 at 60 Hz.
Perform automatic image setup.
If automatic image setup does
not help, perform manual image
setup.
When working in the native
resolution, you may find
additional improvements by
adjusting the Dots Per Inch
(DPI) setting on your system.
and press
to access.
Reference
"Understanding power
management" on Page
2-7
"Connecting and turning
on your monitor" on
Page 1-4
"Adjusting your monitor
image" on page 2-3
Appendix A, "Service
and Support," on page
A-1
"Adjusting your monitor
image" on page 2-3
1280
"Manual image setup"
"Selecting a supported
display mode" on page
2-6
See the Advanced
section of your systems
display properties.
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