31
- Power Sources
Connecting the Power Adapters
The AC adapter or optional Auto/Airline adapter provides power for operating your notebook and charging the
batteries.
Connecting the AC Adapter
1
Plug the DC output cable into the DC power jack of your LIFEBOOK notebook.
2
Plug the AC adapter into an AC electrical outlet.
Connecting the Optional Auto/Airline Adapter
1
Plug the DC output cable into the DC power jack on your notebook.
2
Plug the Auto/Airline adapter into the cigarette lighter of an automobile with the ignition key in the On or Access,
OR,
3
Plug the Auto/Airline adapter into the DC power jack on an airplane seat.
Switching from AC Adapter Power or the Auto/Airline Adapter to Battery Power
1
Be sure that you have at least one charged battery installed.
2
Remove the AC adapter or the Auto/Airline adapter.
•
W
HEN
YOU
RUN
THE
LIFEBOOK
ON
BATTERY
POWER
,
BY
DEFAULT
,
THE
CPU
WILL
SLOW
DOWN
APPROXIMATELY
BY
HALF
IN
ORDER
TO
OPTIMIZE
BATTERY
LIFE
. T
HIS
FEATURE
CAN
BE
ENABLED
OR
DISABLED
IN
THE
BIOS. U
SE
AN
AC A
DAPTER
WHENEVER
POSSIBLE
.
•
T
HE
L
ITHIUM
ION
BATTERY
IS
NOT
CHARGED
UPON
PURCHASE
. I
NITIALLY
,
YOU
WILL
NEED
TO
CONNECT
THE
AC
ADAPTER
TO
USE
YOUR
LIFEBOOK
NOTEBOOK
.