Fujitsu LifeBook S7220 User Manual download pdf (Page 99)

Your LifeBook notebook

turns off all by itself.

(continued)

You are operating on

battery power and

ignored a low battery

alarm until the system

has gone into Dead Bat-

tery Suspend mode.

Install a power adapter and then push the Power/Sus-

pend/Resume button. See “Power Sources” on page 45.

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

“Status Indicator Panel” on page 23.

Your power adapter

lost its power source or

failed.

Make sure the adapter is plugged in and the outlet has power.

Your LifeBook notebook will

not work on battery alone.

The 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

“Status Indicator Panel” on page 23.

The batteries seem to

discharge too quickly.

The power savings fea-

tures may be disabled.

Check the Power Options menu settings and adjust according to

your operating needs.

You are running an

application that uses a

lot of power due to fre-

quent drive access, use

of a modem, WLAN, or

Bluetooth device.

Use both the primary battery and an optional second battery

and/or use a power adapter for this application when at all

possible.

The brightness is

turned all the way up.

Turn down the brightness adjustment. The higher the brightness

the more power your display uses.

Problem Possible Cause Possible Solutions

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Fujitsu LifeBook S7220 User Manual Page 99

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