Eizo FlexScan L660 User Manual page 39

Problems
6) Horizontal bars of distortion
appear.
7) The screen is too bright or too
dark.
8) Afterimages appear.
9) Fingerprints remain on the
screen.
10)The screen has defective
pixels (e.g. slightly light or
dark).
Other
Problems
1) The utility disk is unable to be
opened (for Macintosh only).
2) • The Enter button does not
operate.
• The Auto adjustment
button does not operate.
Points to check with possible solutions
Decrease the horizontal bars using the "Phase" icon
in the ScreenManager "Screen" menu. See page 23.
Adjust the contrast and brightness using the
ScreenManager's Screen menu. See page 24.
(The backlight of the LCD monitor has a fixed life
span. When the screen becomes dark or begins to
flicker, please contact your dealer.)
When the screen image has been changed after
displaying the same image for a long period,
afterimage may appear. Use the Off Timer function
and avoid keeping the screen on all the time.
·L660 Open a black pattern window and keep the
monitor on for a while.
·L661 Open a white pattern window and keep the
monitor on for a while.
·L680 Open a black pattern window and keep the
monitor on for a while.
Leaving the screen white may solve the problem.
This is due to the characteristics of the panel itself,
and not the LCD product.
Points to check with possible solutions
Some PCs without PC-Exchange do not allow the
utility disk to be opened. Please set the desktop
pattern to ever-other-dot before adjustment. See
page 21.
The adjustment lock is probably on. To unlock:
switch the LCD monitor off. Then, while pressing
the Auto adjustment button switch the power on.
See page 18.
4 TROUBLESHOOTING
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