Video Problems - Fujitsu LIFEBOOK S752 User Manual

Problem
Your notebook appears to change
setup parameters when it starts.
Your system display won't turn on
when the system is turned on or
has resumed.
Error message is displayed on the
screen during the notebook
(boot) sequence.

Video Problems

The built-in display is blank when
you turn on your LIFEBOOK note-
book.
The notebook turned on with a
series of beeps and the built-in
display is blank.
The display goes blank by itself
after you have been using it.
Possible Cause
BIOS changes were not saved
when you exited the setup
utility.
You have installed the LIFE-
BOOK/Security Application
panel.
Power On Self Test (POST) has
detected a problem.
The notebook is set for an
external monitor only.
The display angle and bright-
ness settings are not ade-
quate for your lighting
conditions.
Power management timeouts
are set for short intervals and
you failed to notice the dis-
play come on and off.
POST has detected a failure
which does not allow display
to operate.
The notebook has gone into
Sleep mode or Hibernate
mode because you have not
used it for a while.
Possible Solutions
Make sure you select Save Changes And Exit when exiting the BIOS setup utility.
Check the Status Indicator Panel for presence of the Security icon. If it is visible,
enter your password See "Status Indicator Panel" on page 22.
See the 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 Messages" on page 94.
Pressing [F10] while holding down the [Fn] key allows you to change your selec-
tion of where to send your display video. Each time you press the keys you will
step to the next choice.
Move the display and the brightness control until you have adequate 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.
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 Sleep
mode, Auto Suspend or Video Timeout)
Contact your support representative.
Press any button on the keyboard, or move the mouse to restore operation. If
that fails, push the Power/Suspend/Resume button. Check your power manage-
ment settings, or close your applications and go to the Power Savings menu of
the setup utility to adjust the timeout values to better suit your operation needs.
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