Connecting The Power Adapters - Fujitsu LifeBook UH572 User Manual

Connecting the Power Adapters

The AC adapter or optional Auto/Airline adapter provides power for operating your LIFEBOOK and charging the
batteries.
Connecting the AC Adapter
Plug the DC output cable into the DC power jack of your LIFEBOOK Ultrabook.
1
Plug the AC adapter into an AC electrical outlet.
2
Connecting the Optional Auto/Airline Adapter
Plug the DC output cable into the DC power jack on your LIFEBOOK.
1
Plug the Auto/Airline adapter into the cigarette lighter of an automobile with the ignition key in the On or Access,
2
OR,
Plug the Auto/Airline adapter into the DC power jack on an airplane seat.
3
Switching from AC Adapter Power or the Auto/Airline Adapter to Battery Power
Be sure that your battery is charged.
1
Remove the AC adapter or the Auto/Airline adapter.
2
When you run the LIFEBOOK on battery power, by default, the CPU will slow down approximately by half in order to
•
optimize battery life. This feature can be enabled or disabled in the BIOS. Use an AC Adapter whenever possible.
The Lithium-Polymer battery is not charged upon purchase. Initially, you will need to connect the AC adapter to use
•
your LIFEBOOK Ultrabook.
29 - Power Sources