Maintaining the backup battery. The permanent, internal backup battery recharges whenever you plug the ac adapter into the OmniBook. The backup battery can run down if you always charge the main battery in an external charger and never connect the ac adapter to the OmniBook.

To install a second battery

To increase the time you can work on battery power, you can install a second, high- capacity battery in the floppy or CD-ROM drive bay.

1.Important

Save your work. Then press the blue On/Suspend button to stop the OmniBook.

2.If necessary, remove the floppy drive or CD-ROM drive from the OmniBook.

3.Slide the high-capacity battery into the OmniBook until it clicks into place.

A second Battery indicator appears in the Status Panel, showing the charge level of the new battery.

31