Fujitsu NH570 User Guide

82 - Troubleshooting

Your notebook appears to 
change setup parameters 
when you start it.

BIOS setup changes 
were not saved when 
made and you exited 
the setup utility.

Make sure you select Save Changes And Exit when exiting the 
BIOS setup utility.

The BIOS CMOS hold-
up battery has failed.

Contact your support representative for repairs. This is not a user 
serviceable part but has a normal life of 3 to 5 years.

Your system display won’t 
turn on when the system is 
turned on or has resumed.

You have installed the 
LifeBook/Security Appli-
cation panel.

Check the Status Indicator Panel for presence of the Security icon. 
If it is visible, enter your password See “Status Indicator Panel” on 
page 21.

The built-in display is blank 
when you turn on your Life-
Book notebook.

The notebook is set for 
an external monitor 
only.

Pressing [F10] while holding down the [Fn] key opens the Fujitsu 
Display Manager, which allows you to change display devices.

The display angle and 
brightness settings are 
not adequate for your 
lighting conditions.

Move the display and the brightness control until you have ade-
quate visibility. Pressing either the [F6] or [F7] keys while holding 
down the [Fn] key also allows you to change the brightness level 
of the display.

The built-in display is blank 
when you turn on your Life-
Book notebook.
(continued)

The power manage-
ment timeouts may be 
set for very short inter-
vals and you failed to 
notice the display come 
on and go off again.

Press a keyboard button or move the mouse to restore operation. 
If that fails, push the Power/Suspend/Resume button. (The display 
may be shut off by Standby mode, Auto Suspend or Video Time-
out)

The notebook turned on 
with a series of beeps and 
the built-in display is blank.

Power On Self Test has 
detected a failure which 
does not allow the dis-
play to operate.

 Contact your support representative.