Fujitsu FPCM11801 User Manual page 112

Problem
Your LifeBook Tablet PC
turns off all by itself.
Your Tablet PC will not
work on battery alone.
The battery seems to 
discharge too quickly.
Possible Cause
The power management
parameters are set for auto
timeouts which are too short
for your operating needs.
You ignored a low battery
alarm until the battery entered
Dead Battery Suspend mode.
You have a battery failure.
Your power adapter has failed
or lost its power source.
The installed battery is dead.
No battery is installed.
The battery is improperly
installed.
Your installed battery is faulty.
The power savings features
may be disabled.
The brightness is turned all
the way up.
The battery is very old.
111 - Troubleshooting
Possible Solutions
Press any button on the keyboard, or move the mouse to
restore operation. If that fails, push the Power/Sus-
pend/Resume switch. Check your power management set-
tings, or close your applications and go to the Power Options
located in the Control Panel to adjust the timeout values to
better suit your needs.
Install a power adapter, then push the Power/Sus-
pend/Resume switch. See "Power Sources" on page 67.
Verify the condition of the battery using the Status Indicator
panel. If the battery is shorted, replace or remove it. See
"Status Indicator Panel" on page 30.
Make sure the adapter is plugged in and the outlet has
power.
Replace the battery with a charged one or install a power
adapter.
Install a charged battery.
Verify that the battery is properly connected by re-installing it.
Verify the condition of the battery using the Status Indicator
panel and replace or remove any batteries that are shorted.
See "Status Indicator Panel" on page 30.
Check the Power Options menu settings and adjust accord-
ing to your operating needs.
Turn down the brightness adjustment. The higher the bright-
ness the more power your display uses.
Replace the battery.