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40 9. TROUBLESHOOTING
Problems Points to check with possible solutions
This is due to the characteristics of the panel itself, and not
the LCD product.
Leaving the screen white may solve the problem.
“Smoothing” is disabled when the screen is displayed in the
following resolutions.
• L671: - 1280 x 1024, 1280 x 960.
• L371: - 1024 x 768.
The image size is doubled both in horizontally and
vertically to (i.e. 1280 x 960 enlarged from 640 x 480)
provide clear focus which does not require this function.
Some PCs without PC-Exchange do not allow the utility
disk to be opened. Please set the desktop pattern to every-
other-dot before adjustment. (p.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. (p.20)
The Auto sizing function is intended for use on the
Macintosh and on AT-compatible PC running Windows.
It may not work properly in either of the following cases.
When running an AT-compatible PC on MS-DOS (Not
windows).
The background color for the “wall paper” or “desktop”
pattern is set to black.
Some signals from a graphics board may not function
properly.
11. The screen has defective
pixels (e.g. slightly light
or dark).
13. The “Smoothing” can not
be selected.
14. The utility disk is unable
to be opened (for
Macintosh only).
16. The Auto adjustment
button does not work
properly.
12. Fingerprints remain on
the screen.
15. • The Enter button does
not operate.
• The Auto adjustment
button does not operate.