Lenovo 2578HB6 User Manual - Page 25

Manual Image setup, Problem, Possible cause Suggested action, Reference

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Table3-2.Troubleshooting(continued) Problem Possible cause Suggested action Screen is blank and power indicator is steady amber or flashing green The monitor is in Standby/Suspen d mode ● Press any key on the keyboard or move the mouse to restore operation. ● Check the Power Options settings on your computer. The power indicator is green, but there is no image. The video signal cable is loose or disconnected from the system or monitor. Be sure the video cable is connected with the system properly. The monitor brightness and contrast are at the lowest setting. Adjust the brightness and contrast setting on the OSD menu. One or more of the pixels appear discolored This is a characteristic of the LCD technology and is not an LCD defect. If there are more than five pixels missing, contact the Customer Support Center. ● Fuzzy lines in text or a blurry image. ● Horizontal or vertical lines through the image. ● Image setup has not been optimized ● Your system Display Properties setting have not been optimized. Adjust the resolution settings on your system to match the native resolution for this monitor: 1680x1050 at 60 Hz. Perform automatic image setup. If automatic image setup does not help, perform manual image setup. Reference "Understanding power management" on page 2-6 "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 "Manual image setup" "Selecting a supported display mode" on page 2-6 When working in the native resolution, you may find additional improvements by adjusting the Dots Per Inch (DPI) setting on your system. See the Advanced section of your system's display properties. 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 to select and press to access. 3. Use or to select Clock and Phase adjustment. Chapter 3. Reference information 3-3

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Table3-2.Troubleshooting(continued)
Problem
Possible cause Suggested action
Reference
Screen is blank
and power
indicator is
steady amber or
flashing green
The monitor is in
Standby/Suspen
d mode
●
Press any key on the
keyboard or move the
mouse to restore
operation.
●
Check the Power
Options settings on
your computer.
“Understanding power
management” on page
2-6
The video signal
cable is loose or
disconnected
from the system
or monitor.
Be sure the video cable is
connected with the
system properly.
“Connecting and turning
on your monitor” on
page 1-4
The power
indicator is
green, but there
is no image.
The monitor
brightness and
contrast are at
the lowest
setting.
Adjust the brightness and
contrast setting on the OSD
menu.
“Adjusting your monitor
image” on page 2-3
One or more of
the pixels appear
discolored
This is a
characteristic of
the LCD
technology and
is not an LCD
defect.
If there are more than
five pixels missing,
contact the Customer
Support Center.
Appendix A, “Service and
Support,” on page A-1
Adjust the resolution
settings on your system
to match the native
resolution for this
monitor: 1680x1050 at 60
Hz.
“Adjusting your monitor
image” on page 2-3
“Manual image setup”
Perform automatic image
setup. If automatic image
setup does not help,
perform manual image
setup.
“Selecting a supported
display mode” on page
2-6
●
Fuzzy lines in
text or a blurry
image.
●
Horizontal or
vertical lines
through the
image.
●
Image setup
has not been
optimized
●
Your system
Display
Properties
setting have
not been
optimized
.
When working in the
native resolution, you
may find additional
improvements by
adjusting the Dots Per
Inch (DPI) setting on
your system.
See the Advanced section
of your system’s display
properties.
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
to select
and press
to access.
3.
Use
or
to select
Clock
and
Phase
adjustment.
Chapter 3. Reference information
3-3