7–6
Power
Battery packs
Charging a battery pack
To prolong battery life and optimize the accuracy of battery
charge displays:
Å
WARNING:
Do not charge the computer battery pack on board
aircraft. Charging the battery pack may damage aircraft electronic
systems.
■
If you are charging a new battery pack:
❏
Charge the battery pack while the computer is connected
to external power through the AC adapter.
❏
When you charge the battery pack, charge it fully before
turning on the computer.
■
If you are charging 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 before
turning on the computer.