S e c t i o n F i v e
154
Problem
Possible Cause
Possible Solution
An error message is displayed on the screen
1. Power On Self Test (POST) has detected
1. See the Power On Self Test (POST) Messages
during the notebook turn on (boot) sequence.
a problem.
(pages 158-160) to determine the meaning and
severity of the problem. Not all messages are
errors; some are simply status indicators.
Your notebook appears to change setup
1. BIOS setup changes were not saved when
1. Make sure you select Save Changes And Exit
parameters when you start it.
you made them and exited the BIOS setup
when exiting the BIOS setup utility.
utility returning it to previous settings.
2. The BIOS CMOS hold-up battery has failed.
2. 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
1. Something is pushing on the Closed
1. Clear the Closed Cover switch.
when you turn on your notebook.
Cover switch. (See Figure 1-7 on page 7.)
2. The notebook is set for an external
2. Pressing F10 while holding down the
Fn
key
monitor only.
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.
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