Fujitsu LifeBook User Manual page 39

Problem
Power Failures
You turn on your
LifeBook notebook
and nothing
seems to happen.
Your LifeBook
notebook turns off
all by itself.
Possible Cause
The power adapter (AC
adapter) has no power
from the AC outlet.
The power adapter (AC
adapter) is faulty.
The power management
parameters are set for
auto timeouts which
are too short for your
operating needs.
You are operating on
battery power only and
have ignored a low
battery alarm until the
batteries are all power
drained empty and your
machine has gone into
Dead Battery Suspend
mode.
You have a battery
failure.
Your power adapter has
failed or lost its power
source.
Troubleshooting
Possible Solution
Move the AC cord to a different outlet, check
for a line switch or tripped circuit breaker for
the AC outlet.
Try a different power adapter or install a
charged optional second battery.
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 management settings, or
close your applications and go to the Power
Options menu to adjust the timeout values to
better suit your needs.
Install a power adapter or a charged battery
and then push the Power/Suspend/Resume
button.
Verify the condition of the batteries using the
Status Indicator Panel, and replace or remove
battery that is shorted
Make sure the adapter is plugged in and the
outlet has power.
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