Lenovo ThinkVision E1922 18.5 inch LED Backlit LCD Monitor ThinkVision E1922 1 - Page 20

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Table3-2.Troubleshooting(continued) Problem Possible cause Screen is blank The monitor is in and power Standby/Suspend indicator is mode steady amber or flashing green Suggested action Reference ● Press any key on the keyboard "Understanding power or move the mouse to restore management" on page operation. 2-6 ● Check the Power options settings on your computer. The power The video signal cable Be sure the video cable is indicator is is loose or connected with the system green, but there disconnected from the properly. is no image. system or monitor. "Connecting and turning on your monitor " on page 1-3 The power The monitor indicator is brightness and green, but there contrast are at the is no image. lowest setting. Adjust the brightness and contrast setting on the OSD menu. "Adjusting your monitor image" on page 2-3 One or more of This is a characteristic If there are more than five pixels Appendix A, "Service and the pixels appear of the LCD missing, contact the Customer Support" on page A-1 discoloured technology and is not Support Centre. an LCD defect. ● Fuzzy lines in ● Image setup has not Adjust the resolution settings on "Adjusting your monitor text or a blurry been optimized your system to match the native image" on page 2-3 image. ● Your system Display resolution for this monitor: ● Horizontal or vertical lines through the Properties setting have not been optimized. 3840 x 2160 at 60 Hz. image. ● Fuzzy lines in ● Image setup has not Perform automatic image setup. "Selecting a supported text or a blurry been optimized If automatic image setup does display mode" on page 2-6 image. ● Your system Display not help, perform manual ● Horizontal or Properties setting image setup. vertical lines have not been through the optimized. image. ● Fuzzy lines in ● Image setup has not When working in the native text or a blurry been optimized resolution, you may find image. ● Your system Display additional improvements by ● Horizontal or Properties setting adjusting the Dots Per Inch vertical lines have not been (DPI) setting on your system. through the optimized. image. See the Advanced section of your system's display properties. The image is not It has not set the acceptable when optimum resolution switching to for each mode dual mode ● Use ThinkVision Duo "Using the direct access software to optimize the dual controls" on page 2-3 screen operation ● Adjust graphic card resolution manually 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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Chapter 3. Reference Information 3-3
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/Suspend
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 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.
“Connecting and turning on
your monitor
” on
page 1-
3
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
discoloured
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 Centre.
Appendix A, “Service and
Support” on page A-
1
●
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:
3840 x 2160 at 60 Hz.
“Adjusting your monitor
image” on page 2-3
●
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.
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.
The image is not
acceptable when
switching to
dual mode
It has not set the
optimum resolution
for each mode
● Use ThinkVision Duo
software to optimize the dual
screen operation
● Adjust graphic card resolution
manually
“Using the direct access
controls” on page 2-3
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
3.Use
or
or
to select
and press
to access.
to select Clock and Phase adjustment.