LG 34UM68-P Owners Manual - Page 26

Control Panel > Display > settings, Microsoft Windows - drivers

Page 26 highlights

26 TROUBLESHOOTING ENEGNLGISH NOTE y yCheck if the graphics card's resolution or frequency is within the range allowed by the monitor and set it to the recommended (optimal) resolution in Control Panel > Display > settings. y yNot setting the graphics card to the recommended (optimal) resolution may result in blurred text, a dimmed screen, a truncated display area, or misalignment of the display. y yThe setting methods may be different depending on the computer or operating system, and some resolutions may not be available depending on the performance of the graphics card. If this is the case, contact the manufacturer of the computer or graphics card for assistance. y ySome graphics cards may not support 2560x1080 resolution. If the resolution cannot be displayed, contact the manufacturer of your graphics card. The display color is abnormal. Does the display appear discol-ored (16 colors)? Does the display color appear unstable or monochrome? Are there spots on the screen? y ySet the color to 24 bit (true color) or higher. In Windows, go to Con-trol Panel > Display > Settings > Color Quality. y yCheck if the signal cable is connected properly. Reconnect the cable or reinsert the PC's graphics card. y yWhen using the monitor, pixilated spots (red, green, blue, white, or black) may appear on the screen. This is normal for an LCD screen. It is not an error, nor is it related to the monitor's performance. Do you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message? Have you installed the display driver? y yBe sure to install the display driver from the display driver CD (or diskette) that comes with your display. Or, you can also download the driver from our web site: http://www.lg.com. y yMake sure to check if the video card supports Plug&Play function. No sound from the headphone port or speaker. Are images displayed using DisplayPort or HDMI input without sound? y yTry increasing the volume using the button on the monitor. y ySet the audio output of the PC to the monitor you are using. On Microsoft Windows, go to Control Panel > Hardware and Sound > Sound > set the monitor as default device.

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26
ENG
ENGLISH
TROUBLESHOOTING
The display color is abnormal.
Does the display appear discol-ored
(16 colors)?
y
Set the color to 24 bit (true color) or higher. In Windows, go to
Con-trol Panel > Display > Settings > Color Quality.
Does the display color appear
unstable or monochrome?
y
Check if the signal cable is connected properly. Reconnect the
cable or reinsert the PC's graphics card.
Are there spots on the screen?
y
When using the monitor, pixilated spots (red, green, blue, white,
or black) may appear on the screen. This is normal for an
LCD screen. It is not an error, nor is it related to the monitor's
performance.
Do you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message?
Have you installed the display
driver?
y
Be sure to install the display driver from the display driver CD (or
diskette) that comes with your display. Or, you can also download
the driver from our web site: http://www.lg.com.
y
Make sure to check if the video card supports Plug&Play function.
y
Check if the graphics card's resolution or frequency is within the range allowed by the monitor and set
it to the recommended (optimal) resolution in
Control Panel > Display > settings
.
y
Not setting the graphics card to the recommended (optimal) resolution may result in blurred text, a
dimmed screen, a truncated display area, or misalignment of the display.
y
The setting methods may be different depending on the computer or operating system, and some
resolutions may not be available depending on the performance of the graphics card. If this is the
case, contact the manufacturer of the computer or graphics card for assistance.
y
Some graphics cards may not support 2560x1080 resolution. If the resolution cannot be displayed,
contact the manufacturer of your graphics card.
NOTE
No sound from the headphone port or speaker.
Are images displayed using
DisplayPort or HDMI input without
sound?
y
Try increasing the volume using the button on the monitor.
y
Set the audio output of the PC to the monitor you are using. On
Microsoft Windows, go to Control Panel > Hardware and Sound >
Sound > set the monitor as default device.