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LifeBook N6400 Series User’s Guide
The built-in display does
not close.
A foreign object, such as a
paper clip, is stuck between the
display and the keyboard.
Remove all foreign objects from the keyboard.
The built-in display has
bright or dark spots.
If the spots are very tiny and
few in number, this is normal
for a large LCD display.
This is normal; do nothing.
If the spots are numerous or
large enough to interfere with
your operation needs.
Display is faulty; contact your support representative.
You have connected an
external video device and it
does not come on.
Your external video device is
not compatible with your Life-
Book notebook.
See your monitor documentation and the External
Monitor Support portions of the Specifications
section on page 73.
You have connected an
external video device and it
does not display any
information.
Your BIOS setup is not set to
enable your external device.
Toggle the video destination by pressing [Fn] and
[F10] together, or check the BIOS setup and enable
your external video device. (See Video Features
submenu, located within the Advanced Menu of the
BIOS.) (See BIOS Setup Utility page 27 for more
information)
Your external video device is
not properly installed.
Reinstall your device. (See External Video Port
page 49 for more information)
Your operating system soft-
ware is not set up with the
correct driver for that device.
Check your device and operating system
documentation and activate the proper driver.
Miscellaneous Problems
Error message is displayed
on the screen during the
operation of an application.
Application software often
has its own set of error
message displays.
See your application manual and help displays
screens for more information. Not all messages are
errors some may simply be status.
Problem Possible Cause Possible Solutions
N6460-Baikal.book Page 60 Friday, June 1, 2007 2:50 PM