Monitoring The Charge In A Battery Pack - HP Compaq Presario,Presario R4000 Hardware And Software Manual

Power
Charging a New Battery Pack
To charge a new battery pack:
■
Charge the battery pack while the notebook is connected to
external power through the AC adapter.
■
When you charge the battery pack, charge it fully.
Charging an In-Use Battery Pack
To charge an in-use battery pack:
■
Allow the battery pack to discharge to about 10 percent of a
full charge through normal use before charging it.
■
When you charge the battery pack, charge it fully.

Monitoring the Charge in a Battery Pack

Obtaining Accurate Charge Information
To increase the accuracy of the battery charge information that is
displayed by your notebook:
■
Allow a battery pack to discharge to about 10 percent of a full
charge through normal use before charging it.
■
When you charge a battery pack, charge it fully. The charge
in even a new battery pack may be reported inaccurately until
the battery pack has been fully charged at least once.
■
If a battery pack has been unused for one month or more,
calibrate the battery pack instead of simply charging it.
For information about battery calibration, refer to
Battery Pack,"
2–20
later in this chapter.
"Calibrating a
Hardware and Software Guide