The computer can run on internal or external AC power.
The following table indicates the best power source for
common tasks.
Task
Work in most software
applications
Charge or calibrate a battery
pack in the computer
Install or modify system
software or write to a CD
or DVD
Power
Power sources
Recommended Power Source
■ Charged battery pack in the computer
■ External power supplied through one of the
following devices:
❐ AC adapter
❐ Optional docking device
❐ Optional power adapter
External power supplied through
■ AC adapter
■ Optional docking device
■ Optional power adapter
External power supplied through
■ AC adapter
■ Optional docking device
■ Optional power adapter
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