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- Troubleshooting Your LifeBook
You have installed an exter-
nal keyboard or mouse, and
it does not seem to work.
Your external device is
not properly installed.
Re-install your device. See “Device Ports” on page 90.
Your operating system
software is not set up
with correct software
driver for that device.
Check your device and operating system documentation and acti-
vate the proper driver.
You have connected an
external keyboard or a
mouse and it seems to be
locking up the system.
Your operating system
software is not setup
with correct software
driver for that device.
Check your device and operating system documentation and acti-
vate the proper driver.
Your system has
crashed.
Try to restart your notebook. I
Memory Problems
Your Power On screen does
not show the correct
amount of installed
memory.
Your memory upgrade
module is not properly
installed.
Remove and re-install your memory upgrade module. See “Mem-
ory Upgrade Module” on page 86.
You have a memory
failure.
Check for Power On Self Test (POST) messages. See “Power On
Self Test Messages” on page 114.
Modem Problems
Messages about modem
operation.
Messages about
modem operation are
generated by which-
ever modem applica-
tion is in use.
See your application software documentation for additional infor-
mation.
Problem Possible Cause Possible Solutions