Table 3-2.
Troubleshooting
Problem
Possible cause
Suggested action
Reference
The power indicator is
The video signal cable
Be sure the video cable
“Connecting and turning
amber, but there is no
is loose or disconnected is connected with the
on your monitor” on
image.
from the system or
system properly.
page 1-4
monitor.
The monitor brightness
Adjust the brightness
“Adjusting your monitor
and contrast are at the
and contrast setting on
image” on page 2-3
lowest setting.
the OSD menu.
One or more of
This is a characteristic
If there are more than
“Appendix A. Service
the pixels appear
of the LCD technology
five pixels missing,
and Support” on page
discolored.
and is not an LCD
contact the Support
A-1
defect.
Center.
• Fuzzy lines in text or a • Image setup has not
Adjust the resolution
“Adjusting your monitor
blurry image.
been optimized.
settings on your system
image” on page 2-3
• Horizontal or vertical
•
Your system Display
to match the native
lines through the
Properties setting have resolution for this
image.
not been optimized.
monitor:
1920 x 1080
at 60 Hz.
Perform automatic
“Selecting a supported
image setup. If
display mode” on page
automatic image setup
2-7
does not help, perform
manual image setup.
When working in the
See the Advanced
native resolution, you
section of your system’s
may find additional
display properties.
improvements by
adjusting the Dots Per
Inch (DPI) setting on
your system.
Manual image setup
If automatic image setup does not establish the image that you prefer, perform manual image setup.
(For VGA [analog] only)
Note:
Have your monitor powered on for about 15 minutes, until the monitor warms up.
1. Press
to open the OSD menu.
2. Use or to select
and press to access.
3. Use or to select manual and press to access.
4. Use or to select
Clock
and
Phase
adjustment.
• Clock (pixel frequency) adjusts the number of pixels scanned by one horizontal sweep.
If the frequency is not correct, the screen shows vertical stripes and the picture does not
have the correct width.
• Phase adjusts the phase of the pixel clock signal. With a wrong phase adjustment, the
picture has horizontal disturbances in light picture.
5.
When the image no longer looks distorted, press Enter to save the adjustments of
Clock
and
Phase
.
6. Press
to leave the OSD menu.
Chapter 3. 3-4
Summary of Contents for 65F3-KAC3-WW
Page 1: ...Lenovo Q24i 10 User Guide ...
