Video Problems - Fujitsu LIFEBOOK AH531 Mode D'emploi

Problem
The system powers up, and
displays power on informa-
tion, but fails to load the
operating system.
(continued)
An error message is dis-
played on the screen during
the notebook (boot)
sequence.
Your notebook appears to
change setup parameters
when you start it.

Video Problems

The built-in display is blank
when you turn on your
LIFEBOOK notebook.
Possible Cause Possible Solutions
You have a secured Make sure you have the right password. Enter the setup utility and
system requiring a verify the Security settings and modify them as accordingly. See
password to load your "BIOS Setup Utility" on page 39.
operating system.
Power On Self Test See the Power On Self Test (POST) messages to determine the
(POST) has detected a meaning and severity of the problem. Not all messages are errors;
problem. some are simply status indicators. See "Power On Self Test Mes-
sages" on page 84.
BIOS setup changes Make sure you select Save Changes And Exit when exiting the
were not saved before BIOS setup utility.
you exited the utility.
The BIOS CMOS hold- Contact your support representative for repairs. This is not a user
up battery has failed. serviceable part but has a normal life of 3 to 5 years.
The notebook is set for Pressing [F10] while holding down the [Fn] key allows you to
an external monitor change your selection of where to send your display video. Each
only. 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 Move the display and the brightness control until you have ade-
brightness settings are quate visibility. Pressing either the [F6] or [F7] keys while holding
not adequate for your down the [Fn] key also allows you to change the brightness level
lighting conditions. of the display.
Power management Press a keyboard button or move the mouse to restore operation.
timeouts may be set for If that fails, push the Power/Suspend/Resume button. (The dis-
short intervals and you play may be shut off by Standby mode, Auto Suspend or Video
didn't see the display Timeout)
come on and go off.
81 - Troubleshooting