Fujitsu NH570 User Guide

77 - Troubleshooting

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 47.

Your operating system 
software is not set up 
with correct software 
driver for that device.

Check your device and operating system documentation and 



activate 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 driver.

Check your device and operating system documentation and acti-
vate the proper driver.

Your system has 
crashed.

Try to restart your LifeBook notebook. If that fails, turn off the 
power using the power/suspend/resume button, wait at least 10 
seconds, and then power on. If turning off power with the 
power/suspend/resume button fails, the button has likely been set 
to suspend or hibernate. In that case, disconnect the power cord, 
then remove and re-insert the battery.

Your System Properties 
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. 



You have a memory



failure.

Check for Power On Self Test (POST) messages. 



You have installed a USB 
device. Your 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 47.