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Chapter 5 Troubleshooting
Problem Possible cause and remedy
2. The message below appears. This message appears when the signal is not input correctly even
when the monitor functions properly.
Example:
• The message shown left may appear, because some PCs do
not output the signal immediately after power-on.
• Check whether the PC is turned on.
• Check whether the signal cable is connected properly.
• Switch the input signal.
• Turn o the main power on the rear side of the monitor, and
then turn it on again.
• Check whether the PC is congured to meet the resolution
and vertical scan frequency requirements of the monitor (see
“Compatible Resolutions” (page 35)).
• Reboot the PC.
• Select an appropriate setting using the graphics board’s utility.
For more information, refer to the User’s Manual of the graphics
board.
5-2. Imaging Problems (for both digital and analog)
Problem Possible cause and remedy
1. The screen is too bright or too dark. • Use “Brightness” or “Contrast” in the Setting menu to adjust it.
(The LCD monitor backlight has a limited life span. If the screen
becomes dark or begins to icker, consult your local EIZO
representative.)
2. Characters are blurred. • Check whether the PC is congured to meet the resolution
and vertical scan frequency requirements of the monitor (see
“Compatible Resolutions” (page 35)).
• When an image is displayed with a resolution other than
recommended, the characters or lines of the displayed image
may blur. Use "Smoothing" and "Screen Size" in the Setting
menu to adjust the display (see “Smoothing” (page 19) and
“Screen Size” (page 19)).
3. Afterimages appear. • Afterimages are particular to LCD monitors.Avoid displaying the
same image for a long time.
• Use the screen saver or power save function to avoid displaying
the same image for extended periods of time.
4. Green / red / blue / white dots or
defective dots remain on the screen.
• This is due to LCD panel characteristics and is not a failure.
5. Interference patterns or pressure
marks remain on the screen.
• Display a white or black image over the entire screen. The
symptom may disappear.
6. Noise appears on the screen. • In the Setting menu, set "Overdrive" to "O" (see “Overdrive”
(page 18)).
• When entering the HDCP signals, the normal images may not
be displayed immediately.