Technical information

Battery-Powered Operation
Charging with the AC Adapter
The following procedure describes how to recharge the battery pack
with the AC Adapter when the computer is turned off.
Note:
Make sure the locking lever for the
hard disk drive is unlocked.
1 Turn off the computer and open the keyboard.
Note:
When you use the NiMH battery
pack, make sure the storage switch
is set to the on position ( | ).
2 Install the new or discharged battery pack into the
computer.
Storage switch position on
the NiMH battery pack:
Page 21.
Notes:
When you charge the lithium ion
battery pack, its temperature
must be at least 10°C (50°F).
When the AC Adapter is
connected, and the remaining
power of the installed battery
pack is less than a certain
amount, discharging and then
charging of the battery pack
starts automatically.
3 Connect the AC Adapter to the computer.
The system-status indicators show the following:
Indicator Color Meaning
Battery
Charging
On
(green)
The battery pack is being charged. This
indicator turns off when the battery is
fully charged.
Blinking
(green)
The battery pack is being discharged
before charged.
Battery
Power
Status
On
(yellow)
The battery pack is being charged.
Other
indicators
Off (blank) —
Chapter 4. Using Battery Power 93