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LifeBook T4200 Series Tablet PC - Section Five
The 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.
The display needs technical diagnosis; contact your
support representative.
The application display
uses only a portion of your
screen and is surrounded
by a dark frame.
You are running an application
that does not support 800 x
600/1024 x 768 pixel resolution
display and display compres-
sion is enabled.
When compensation is disabled, a clearer but
smaller display for applications that do not support
800 x 600/1024 x 768 pixel resolution will result. You
can fill the screen but have less resolution by
changing your compensation setting. (See the Video
Features submenu, located within the Advanced
menu of the BIOS. See “BIOS Setup Utility” on
page 39.
You have connected an
external monitor and it
does not display any
information.
Your BIOS setup is not set to
enable your external monitor.
Try toggling the video destination by pressing [Fn]
and [F10] together, or check your BIOS setup and
enable your external monitor. (See the Video
Features submenu, located within the Advanced
Menu of the BIOS. See “BIOS Setup Utility” on
page 39.
Your external monitor is not
properly installed.
Reinstall your device. See “External Video Port” on
page 54.
Your operating system soft-
ware is not set up with the
correct software driver for
that device.
Check your device and operating system
documentation and activate the proper driver.
You have connected an
external monitor and it
does not come on.
Your external monitor may not
be compatible with your Tablet
PC.
See your monitor documentation and the External
Monitor Support portions of the Specifications
section. See “Specifications” on page 77.
Miscellaneous Problems
An 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
T Series.book Page 64 Thursday, September 14, 2006 5:24 PM