Lenovo ThinkCentre TIO Flex 24v User Manual - Page 35
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Table 3-2� Troubleshooting
Problem
Possible cause
The power indicator
The video signal cable
is amber, but there is
is loose or disconnected
no image�
from the system or
monitor�
The monitor brightness
and contrast are at the
lowest setting�
One or more of
This is a characteristic of
the pixels appear
the LCD technology and
discolored�
is not an LCD defect�
• Lines or images are
• Image setup has not
blurred in the text�
been optimized�
• There are
• The "Display
horizontal or
Properties" settings of
vertical lines
your system have not
in images�
been optimized�
Suggested action
Reference
Be sure the video cable
"Connecting and
is connected with the
turning on your
system properly�
monitor" on page 1-9
Adjust the brightness
"Adjusting your
and contrast setting
monitor image" on
on the OSD menu�
page 2-3
If there are more than
"Appendix A� Service
five pixels missing,
and Support" on page A-1
contact the Support
Center�
According to the
"Adjusting your
resolution of the
monitor image" on
monitor itself, adjust
page 2-3
the resolution setting of
the system:
1920 × 1080 @ 60 Hz�
Perform automatic
"Selecting a supported
image setup� If
display mode" on page
automatic image setup
2-8
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
In� (DPI) setting on
your system�
Chapter 3 Reference information 3-4