Battery information – Apple Mac PowerBook 550c User Manual
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Basics
Battery Information - 9
Battery Information
The Macintosh PowerBook 550c includes two nickel-
metal-hydride (NiMH) batteries. Each battery provides
power for up to 3.5 hours of work time, depending on the
battery conservation features employed. A smart processor
included in each battery pack indicates the battery’s charge
status.
For instructions on how to verify the battery voltage, see
the Additional Procedures chapter of this manual.
For additional information on PowerBook batteries,
voltages, ampere hours, and part numbers, see the
PowerBook Battery Matrix in Hardware/Compatibility
Charts.
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