LG 23CAV42K Owner's Manual page 23

The image is displayed abnormally.
Does the display area appear un-
centered?
Does the screen exhibit vertical
lines?
Does the screen display horizontal
frequencies, or does the text appear
blurred?
NOTE
Check if the video card's resolution or frequency is within the range allowed by the monitor and set to
y
the recommended (optimal) resolution in Control Panel > Display > Settings.
Failing to set the video card to the recommended (optimal) resolution may result in blurred text, a
y
dimmed screen, a truncated display area or misalignment of the display.
The configuration procedure may differ depending on your computer and/or operating system. Also,
y
some video cards may not support certain resolutions. If this is the case, contact the computer or
video card manufacturer for assistance.
The AUTO option is only available for D-SUB (analog) signals.
y
The display color is abnormal.
Does the display color appear dis-
colored (16 color)?
Does the display color appear un-
stable or in monochrome?
Are there spots on the screen?
Pressing the AUTO button will automatically optimize the screen to the current
display mode.
Pressing the AUTO button will automatically optimize the screen to the current
display mode.
Pressing the AUTO button will automatically optimize the screen to the current
display mode.
y Set the color to 24 bit (true color) or higher. In Windows, go to Control
Panel > Display > Settings > Color Quality.
y Check if the signal cable is connected properly. Re-connect the cable
or re-insert the PC's video card.
y When using the monitor, pixilated spots (red, green, blue, white or
black) may appear on the screen. This is normal for the LCD screen.
It is not an error nor is it related to the monitor's performance.
23
Troubleshooting