Manual Image Setup - Lenovo Q24i-1L User Manual

Table 3-2. Troubleshooting
Problem
The power indicator is
amber, but there is no
image�
One or more of
the pixels appear
discolored�
• Fuzzy lines in text or
a blurry image�
• 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� (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
3� Use or
4� Use or
• 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
Possible cause
The video signal cable
is loose or disconnected
from the system or
monitor�
The monitor brightness
and contrast are at the
lowest setting�
This is a characteristic
of the LCD technology
and is not an LCD
defect�
• Image setup has not
been optimized�
• Your system Display
Properties setting have
not been optimized�
to select and press
to select manual and press
to select Clock and Phase adjustment�
to leave the OSD menu�
Suggested action
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 Suppwort
Center�
Adjust the resolution
settings on your system
to match the native
resolution for this
monitor: 1920 x 1080 at
60 Hz�
Perform automatic
image setup� If
automatic image setup
does not help, 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 access�
to access�
Reference
"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
"Selecting a supported
display mode"
on page 2-7
See the Advanced
section of your system's
display properties�
Chapter 3� 3-4