Manual Image Setup - Lenovo ThinkVision L174 User Manual

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
v Fuzzy lines in
text or a
blurry image.
v Horizontal or
vertical lines
through the
image.

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 up.
1. Press at the bottom of the monitor to open the OSD menu.
2. Use or
3. Use or
Possible cause Suggested action
The monitor is in
v Press any key on the
Standby/Suspend
keyboard or move the
mode
mouse to restore
operation.
v Check the Power
Options settings on
your computer.
The video signal Be sure the video cable is
cable is loose or connected with the
disconnected system properly.
from the system
or monitor.
The monitor Adjust the brightness and
brightness and contrast setting on the
contrast are at OSD menu.
the lowest
setting.
This is a If there are more than
characteristic of five pixels missing,
the LCD contact the Customer
technology and Support Center.
is not an LCD
defect.
Adjust the resolution
v Image setup
settings on your system
has not been
to match the native
optimized
resolution for this
v Your system
monitor: 1280 x 1024 at 60
Display
Hz.
Properties
Perform automatic image
setting have
setup. If automatic image
not been
setup does not help,
optimized.
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.
to select and press
to select Clock and Phase adjustment.
Reference
"Understanding power
management" on page
2-6
"Connecting and turning
on your monitor" on
page 1-3
"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
"Manual image setup"
"Selecting a supported
display mode" on page
2-5
See the Advanced section
of your system's display
properties.
to access.
Chapter 3. Reference information
3-3