LG 20M38H Manuel du propriétaire - Page 28

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LG 20M38H Manuel du propriétaire
28
TROUBLESHOOTING
CAUTION
Check Control Panel ► Display ► Settings and see if the frequency or the resolution were
y
changed. If yes, readjust the video card to the recommend resolution.
If the recommended resolution (optimal resolution) is not selected, letters may be blurred and the
y
screen may be dimmed, truncated or biased. Make sure to select the recommend resolution.
The setting method can differ by computer and O/S (Operation System), and resolution mentioned
y
above may not be supported by the video card performance. In this case, please ask to the computer
or the video card manufacturer.
Display image is incorrect
The screen color is mono or
abnormal.
The screen blinks.
Do you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message?
Have you installed the display
driver?
y Check if the signal cable is properly connected and use a screwdriver
to fasten if necessary.
y Make sure the video card is properly inserted in the slot.
y Set the color setting higher than 24 bits (true color) at Control Panel
► Settings.
y Check if the screen is set to interlace mode and if yes, change it to the
recommend resolution.
y Be sure to install the display driver from our web site: http://www.
lg.com.
y Make sure to check if the video card supports Plug&Play function.