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Problem
Your notebook appears to
change setup parameters
when you start it.
Your system display won't
turn on when the system is
turned on or has resumed.
Video Problems
The built-in display is blank
when you turn on your Life-
Book notebook.
The notebook turned on
with a series of beeps and
the built-in display is blank.
Possible Cause
Possible Solutions
BIOS setup changes
Make sure you select Save Changes And Exit when exiting the
were not saved when
BIOS setup utility.
made and you exited
the setup 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.
You have installed the
Check the Status Indicator Panel for presence of the Security icon.
LifeBook/Security Appli-
If it is visible, enter your password See "Status Indicator Panel" on
cation panel.
page 21.
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.
The power manage-
Press a keyboard button or move the mouse to restore operation.
ment timeouts may be
If that fails, push the Power/Suspend/Resume button. (The display
set for very short inter-
may be shut off by Standby mode, Auto Suspend or Video Time-
vals and you failed to
out)
notice the display come
on and go off again.
Power On Self Test
Contact your support representative.
(POST) has detected a
failure which does not
allow the display to
operate.
87 - Troubleshooting
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Chapters
Table of Contents
Troubleshooting
