Lenovo D19270QP1 User Manual page 30

3-4 P27h-20 Flat Panel Monitor User's Guide
Table3-2.Troubleshooting(continued)
Problem
Screen is blank and The monitor is in
power indicator is Standby/Suspend
steady amber or mode
flashing white
The power indicator The video signal cable
is white, but there is is loose or
no image. disconnected from the
system or monitor.
The power indicator
The monitor
is white, but there is
brightness and
no image.
contrast are at the
lowest setting.
One or more of the This is a characteristic
pixels appear of the LCD
discoloured technology and is not
an LCD defect.
● Your system Display
● Fuzzy lines in text
or a blurry image.
● Horizontal or
vertical lines
through the image.
● Your system Display
● Fuzzy lines in text
or a blurry image.
● Horizontal or
vertical lines
through the image.
Possible cause
● 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
Customer Support Centre.
Adjust the resolution settings
Properties setting
on your system to match the
have not been
native resolution for this
optimized.
monitor:
2560 x 1440 at 60 Hz.
When working in the native
Properties setting
resolution, you may find
have not been
additional improvements by
optimized.
adjusting the Dots Per Inch
(DPI) setting on your system.
Suggested action
"Understanding power
management" on page
2-11
"Connecting and turning
on your monitor
" on
page 1-4
"Adjusting your monitor
image" on page 2-6
Appendix A, "Service
and Support" on page A-
1
"Adjusting your monitor
image" on page 2-6
See the Advanced section
of your system's display
properties.
Reference