Power Sources - HP nc6140 - Notebook PC Manual

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
Å
Do not charge the computer battery pack
on board aircraft. Charging the battery
pack may damage aircraft electronic
systems.
External power supplied through
■
AC adapter
■
Optional docking device
■
Optional power adapter
2
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