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105
- Troubleshooting
The system powers up, and
displays power on informa-
tion, but fails to load the
operating system.
(continued)
Internal hard drive was
not detected.
Use the BIOS setup utility or Primary Master submenu, located
within the Main menu, to try to auto detect the internal hard drive.
An error message is dis-
played on the screen during
the notebook (boot)
sequence.
Power On Self Test
(POST) has detected a
problem.
See the Power On Self Test (POST) messages to determine the
meaning and severity of the problem. Not all messages are errors;
some are simply status indicators. See “Power On Self Test Mes-
sages” on page 108.
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 23.
Video Problems
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 allows you to
change your selection of where to send your display video. Each
time you press the keys you will step to the next choice. The
choices, in order are: built-in display only, external monitor only,
both built-in display and external monitor.
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.
Problem Possible Cause Possible Solutions