Fujitsu Lifebook P771 User Manual page 95

Problem
You turn on your LIFE-
BOOK notebook and noth-
ing seems to happen.
(continued)
Your LIFEBOOK note-
book turns off all by itself.
Your notebook will not
work on battery alone.
Possible Cause
The power adapter (AC or
auto/airline) is not plugged in
properly.
The power adapter (AC or
auto/airline) has no power
from the AC outlet, airplane
jack, or car cigarette lighter.
The power adapter (AC or
auto/airline) 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 and ignored a low bat-
tery alarm until the battery
was at the dead battery state
and the system has 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.
Battery is improperly installed.
95 - Troubleshooting
Possible Solutions
Verify that your adapter is connected correctly.
Sources" on page 46.
Move the AC cord to a different outlet, check for a line switch
or tripped circuit breaker for the AC outlet. If you are using an
auto/airline adapter in a car make sure the ignition switch is
in the On or Accessories position.
Try a different power adapter.
Press any keyboard button or move the mouse to restore
operation. If that fails, push the Power/Suspend/Resume but-
ton. Check your power management settings, or close your
applications and go to 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/Suspend/
See "Power Sources" on page 46.
Resume button.
Verify the condition of the battery using the Status Indicator
panel. If the battery is shorted, replace or remove it.
"Status Indicator Panel" on page 26.
Make sure the adapter is plugged in and the outlet has
power.
Replace battery with a charged one or install an AC adapter.
Install a charged battery.
Verify that the battery is properly connected by re-installing it.
See "Power
See