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- Troubleshooting Your LifeBook
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.
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 84.
You have a memory
failure.
Check for Power On Self Test (POST) messages. See “Power On
Self Test Messages” on page 108.
Modem Problems
Messages about modem
operation.
Messages about modem
operation are generated
by whichever modem
application is in use.
See your application software documentation for additional infor-
mation.
Parallel, Serial, and USB Device Problems
You have installed a parallel,
serial, o USB device. Your
LifeBook notebook does not
recognize the device, or the
device does not seem to
work properly.
The device is not prop-
erly installed.
Remove and re-install the device. See “Device Ports” on page 88.
Your device may not
have the correct soft-
ware driver active.
See your software documentation and activate the correct driver.
Parallel port is set to
output only.
Check parallel port setting in the BIOS and set to bi-directional or
ECP.
A device may have been
installed while an appli-
cation was running, so
the notebook is not
aware of its installation.
Close the application and restart your notebook.
Problem Possible Cause Possible Solutions