Fujitsu LIFEBOOK 990TX2 User Manual page 170

S e c t i o n F i v e
Symptom
The batteries seem to discharge too quickly.
160
Possible Cause
3. The batteries are improperly installed.
4. Your installed batteries are faulty.
1. You are running an application which uses a
great deal of power because of frequent hard
drive access or CD-ROM access, use of a
modem PC Card or of a LAN PC Card.
2. The power savings features may be disabled.
3. The brightness is turned all the way up.
4. The batteries are very old.
5. The batteries have been exposed to high
temperatures.
Possible Solution
3. Verify that the batteries are properly con-
nected by re-installing them. (See Multi-
function Bay Devices on pages 117–120 and
Battery Bay on pages 128–129.)
4. Verify the condition of the batteries using
the Status Indicator panel (Figure 2-3 on
page 19.) and replace or remove any that
are shorted.
1. Use both the main battery and an optional
second battery and/or use a power adapter
for this application when at all possible.
2. Check the PowerPanel and/or setup
utility settings in the Power Savings menu
(see pages 41–44 and 96–102), and adjust
according to your operating needs.
3. Turn down the brightness adjustment. The
higher the brightness the more power your
display uses.
4. Replace the batteries.
5. Replace the batteries.