Dell PP01S User Manual page 48

Batteries: Dell Latitude LS Portable Computers User's Guide
NOTES: A charge indicator that blinks rapidly indicates a temporary failure or a
potentially recoverable failure such as overheating. Allow the battery to cool for several
minutes before checking the charge level again.
If the battery has permanently failed or completely discharged, no charge indicators will
light when you press the battery test button. If you install a failed or completely
discharged battery in the computer and the
has failed. If the battery status indicator turns red, allow the battery to charge overnight
and check it the next day. If the battery is fully discharged, it takes a much longer time
than usual to recharge it.
To purchase a new battery,
http://www.dell.com.
Percentage of Charge
The battery charge gauge
in the battery:
If one indicator lights up, the battery has 1 to 25 percent of its charge remaining.
If two indicators light up, the battery has 26 to 50 percent of its charge remaining.
If three indicators light up, the battery has 51 to 75 percent of its charge remaining.
If four indicators light up, the battery has 76 to 100 percent of its charge remaining.
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call Dell or access the Dell World Wide Web site at
Dispose of the old battery properly.
uses its four indicator lights to show the percent of charge remaining
1 Battery charge indicators
(4)
2 Battery test button
battery status indicator turns red, the battery