Battery Operation
6-1
6
Battery Operation
When you are using your computer away from your desktop, you are
usually running on battery power. This chapter shows you how to
maximize your battery life.
General Information
about Batteries
6-2
Battery characteristics . . . . . . . . . . . . . . . . 6-2
Battery safety. . . . . . . . . . . . . . . . . . . . . . . 6-2
Disposing of used battery . . . . . . . . . . . . . . 6-3
Ordering a spare battery . . . . . . . . . . . . . . 6-3
Charging Batteries
6-4
Determining current charge . . . . . . . . . . . . 6-4
Charging the battery in the computer. . . . . 6-4
Charging the battery in
an external battery charger . . . . . . . . . . . 6-4
Prolonging Battery
Life
6-5
Reducing screen brightness . . . . . . . . . . . . 6-5
Caching the hard disk drive . . . . . . . . . . . . 6-5
Lowering inactivity timeouts. . . . . . . . . . . . 6-5
Suspending operation while idle . . . . . . . . . 6-6
Responding to a
Low Battery
Condition
6-7
Saving files. . . . . . . . . . . . . . . . . . . . . . . . . 6-7
Turning off the alarm . . . . . . . . . . . . . . . . . 6-7
Reducing screen brightness . . . . . . . . . . . . 6-7
Connecting the AC adapter. . . . . . . . . . . . . 6-7
Suspending operations. . . . . . . . . . . . . . . . 6-7
Replacing the battery . . . . . . . . . . . . . . . . . 6-8
Saving to Disk . . . . . . . . . . . . . . . . . . . . . . 6-8
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Summary of Contents for Extensa 660
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