55
T r o u b l e s h o o t i n g
The system powers up and
displays power-on informa-
tion, but fails to load the
operating system.
(continued)
You have a secured system
requiring a password to load
your operating system.
Make sure you have the right password. Enter the
setup utility and verify the Security settings and
modify them accordingly.
(See BIOS Setup Utility on
page 25 for more information)
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.
Your system display won’t
turn on when the system is
turned on or when the
system has resumed.
The system may be password-
protected.
Check the status indicator panel to verify that the
Security icon is blinking. If it is blinking, enter your
password.
An error message is
displayed on the screen
during the notebook
(boot) sequence.
Power On Self Test (POST) has
detected a problem.
See the POST messages to determine the meaning
and severity of the problem. Not all messages are
errors; some are status indicators.
(See Power On Self
Test Messages on page 57 for more information)
Your LifeBook notebook
appears to change setup
parameters when you start
it.
BIOS setup changes were not
saved when you exited the
BIOS setup utility, returning it
to previous settings.
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.
Video Problems
The built-in display is
blank when you turn on
your LifeBook notebook.
Something is pushing on the
Closed Cover switch.
Clear the Closed Cover switch.
(See Figure on page 8
for location)
The display angle and bright-
ness settings are not adequate
for your lighting conditions.
Press the [Fn] + [F7] keys repeatedly until you have
the desired brightness.
The LifeBook 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
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.
The power management time-
outs may be set for very short
intervals and you failed to
notice the display come on
and go off again.
Press any button or key on the keyboard, or move
the mouse to restore operation. If that fails, push the
Power and Suspend/Resume button. (The display
may be shut off by Standy mode, Auto Suspend or
Video Timeout.)
The LifeBook notebook
turned on with a series of
beeps and your built-in
display is blank.
Power On Self Test (POST)
has detected a failure which
does not allow the display
to operate.
Contact your support representative.
Your system display won’t
turn on when the system is
turned on or when the
system has resumed.
The system may be password-
protected.
Check the status indicator panel to verify that the
Security icon is blinking. If it is blinking, enter your
password.
Problem
Possible Cause
Possible Solutions
cygnus.book Page 55 Tuesday, September 30, 2003 4:22 PM
Summary of Contents for Lifebook N-5010
Page 7: ...1 1 Preface cygnus book Page 1 Tuesday September 30 2003 4 22 PM ...
Page 27: ...21 3 Getting Started cygnus book Page 21 Tuesday September 30 2003 4 22 PM ...
Page 37: ...31 4 User Installable Features cygnus book Page 31 Tuesday September 30 2003 4 22 PM ...
Page 53: ...47 5 Troubleshooting cygnus book Page 47 Tuesday September 30 2003 4 22 PM ...
Page 65: ...59 T r o u b l e s h o o t i n g cygnus book Page 59 Tuesday September 30 2003 4 22 PM ...
Page 69: ...63 6 Care and Maintenance cygnus book Page 63 Tuesday September 30 2003 4 22 PM ...
Page 75: ...69 7 Specifications cygnus book Page 69 Tuesday September 30 2003 4 22 PM ...
Page 81: ...75 8 Glossary cygnus book Page 75 Tuesday September 30 2003 4 22 PM ...
Page 113: ...107 Index cygnus book Page 107 Tuesday September 30 2003 4 22 PM ...