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Troubleshooting
Your LifeBook turns off
all by itself.
The power management
parameters are set for auto
timeouts which are too short
for your operating needs.
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 better suit
your operation needs.
You are operating on battery
power only and have ignored a
low battery alarm until the
batteries are all at the dead
battery state and your machine
has gone into Dead Battery
Suspend mode.
Install a power adapter and then push the Suspend/
Resume button. (See Power Sources on page 31 for
more information)
You have a battery failure. Verify the condition of the batteries using the
Status Indicator panel, and replace or remove
any batteries that are shorted. (See CoolView Display
on page 16 for more information)
Your power adapter has failed
or lost its power source.
Make sure the adapter is plugged in and the outlet
has power.
Your LifeBook will not
work on battery alone.
The installed batteries
are dead.
Replace the battery with a charged one or install
a Power adapter.
No batteries are installed. Install a charged battery.
The batteries are
improperly installed.
Verify that the batteries are properly connected
by re-installing them.
Your installed batteries
are faulty.
Verify the condition of the batteries using the
Status Indicator panel and replace or remove
any batteries that are shorted. (See CoolView Display
on page 16 for more information)
Problem Possible Cause Possible Solutions
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