VOORUI
Chapter V Q&A
The following table lists some common monitor problems that you may
encounter and their solutions.
If you can't solve your difficulties, please contact Koorui customer services.
Official website: http://www.koorui.net/
E-mail: support@koorui.net
Blank spaces are found
on all four sides of the
screen when an HDMI or
DP cable is connected to
the product and PC.
The power LED is off.
The screen will not
turn on.
Not Optimum Mode is
displayed.
The images on the
screen look distorted.
The screen is not clear
or blurry.
The screen appears
unstable and shaky.
There are shadows or
ghost images left
on the screen.
The screen is too bright
or too dark.
Screen colour is
inconsistent.
The colour on the screen
have a shadow and are
distorted.
White does not really
look white.
The blank spaces found on the screen have nothing to do with the product.
Blank spaces on the screen are caused by the PC or graphics card. To
resolve the problem, adjust the screen size in the HDMI or DP settings for
the graphics card. If the graphics card settings menu does not have an
option to adjust the screen size, update the graphics card driver to the
latest version. (Please contact the graphics card or PC manufacturer for
further details about how to adjust the screen settings.)
Check that the power cable is connected properly.
If a problem occurs with the monitor screen, run Self Diagnosis to check
that the monitor is working properly.
This message appears when the signal from the graphics card exceeds the
maximum resolution or frequency for the product.
Change the maximum resolution and frequency to suit the product
performance.
Check the cable connection to the product.
Remove any accessories (video extension cable, etc.) and try again.
Set the resolution and frequency to the recommended level.
Check that the resolution and frequency for the PC are within the range of
resolution and frequency compatible with the product. Next, if required,
change the settings, referring to Standard Signal Mode.
Adjust Brightness and Contrast.
Change the Color Settings.
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