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Resolving a low battery level when external power is available
Connect one of the following devices:
▲
●
AC adapter
●
Optional docking device
●
Optional power adapter
Resolving a low battery level when a charged battery is available
1.
Turn off the computer.
2.
Remove the discharged battery, and then insert a charged battery.
3.
Turn on the computer.
Resolving a low battery level when no power source is available
▲
Save your work and shut down the computer.
Conserving battery power
●
Select low power-use settings through Power Options.
●
Turn off wireless and local area network (LAN) connections and exit modem applications when
you are not using them.
●
Disconnect external devices that are not plugged into an external power source when you are
not using them.
●
Stop, disable, or remove any external media cards that you are not using.
●
Use the
●
If you leave your work, initiate Sleep or shut down the computer.
Storing a battery
CAUTION:
periods of time.
If a computer will be unused and unplugged from external power for more than 2 weeks, remove the
battery and store it separately.
To prolong the charge of a stored battery, place it in a cool, dry place.
NOTE:
A stored battery should be checked every 6 months. If the capacity is less than 50 percent,
recharge the battery before returning it to storage.
Calibrate a battery before using it if it has been stored for one month or more.
Disposing of a used battery
WARNING!
external contacts; do not dispose of in fire or water.
Refer to the Regulatory, Safety, and Environmental Notices for battery disposal information. These
notices are located in the printed Getting Started Guide.
fn+f2
and
fn+f3
hotkeys to adjust screen brightness as needed.
To prevent damage to a battery, do not expose it to high temperatures for extended
To reduce the risk of fire or burns, do not disassemble, crush, or puncture; do not short
Using battery power
31
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