Video Problems - Fujitsu LifeBook C-6651 User Manual

B5FH-4941.book Page 60 Friday, December 14, 2001 2:18 PM
L i f e B o o k C S e r i e s – S e c t i o n F i v e
Problem
Your LifeBook note-
book appears to change
setup parameters when
you start it.

Video Problems.

NOTE: The video chipset used in this LifeBook was being evaluated at the time of publication. For any video issues
which may have arisen subsequent to the publication of this manual, visit our web site at www.fujitsupc.com.
Display is blank when
you turn on the system.
The LifeBook notebook
turned on with a series
of beeps and your built-
in display is blank.
The display goes blank
by itself after you have
been using it.
The Built-in Display
does not close.
60
Possible Cause
BIOS setup changes were not
saved when you made them and
exited the BIOS setup utility
returning it to previous settings.
The BIOS CMOS hold-up battery
has failed.
Something is pushing on the
Closed Cover switch.
The LifeBook notebook is set for
an external monitor only.
The angle and brightness settings
of the display are not adequate for
the lighting conditions.
The power management timeouts
may be set for very short intervals
and you failed to notice the
display come on and go off again.
Power On Self Test (POST) has
detected a failure which does not
allow the display to operate.
The LifeBook notebook has gone
into Video timeout, Standby
mode, Suspend mode or Hiber-
nation (Save-to-Disk) mode
because you have not used it for a
period of time.
Something is pushing on the
Closed Cover switch.
The power management timeouts
may be set for very short intervals
and you failed to notice the
display come on and go off again.
A foreign object, such as a paper
clip, is stuck between the display
and the keyboard.
Possible Solutions
Make sure you select Save Changes And Exit when
exiting the BIOS setup utility.
Contact your support representative for repairs.
This is not a user serviceable part but has a normal
life of 3 to 5 years.
Clear the Closed Cover switch. (See figure 2-3 on
page 8 for location)
Pressing [F10] while holding down the [FN] key
allows you to change the destination of your display
video. Each time you press the combination of 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.
Move the display and the brightness control until
you have adequate visibility.
Press any button the keyboard, or move the mouse
to restore operation. If that fails, push the Suspend/
Resume button. (The display may be shut off by
Standy 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 Suspend/
Resume button. Check your power management
settings, or close your applications and go to the
Power Savings menu of the setup utility to adjust the
timeout values to suit your operation needs. (See
BIOS Setup Utility on page 27 for more information)
Check the Closed Cover switch. (See figure 2-3 on
page 8 for location)
Press any button on the keyboard, or move the mouse
to restore operation. If that fails, push the Suspend/
Resume button. (The display may be shut off by
Standby Mode, Auto Suspend or Video Timeout)
Remove all foreign objects from the keyboard.