Lenovo Portable Computer User Guide
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2. Turn on the computer when the battery is fully-charged. Press
[F2] to enter the BIOS setup program.
3. Unplug the AC adaptor. Let the computer operate on the
battery power until it automatically turns off at the end of
battery power.
4. Plug the AC adaptor to fully charge the battery.
Repeat the above steps for 2 or 3 times to erase part of the battery
memory effect and extend the battery life.
Hint Because the lithium-ion battery has certain operating life,
use the external AC power as possible as you can to
decrease the using times of battery pack and extend the
battery operating life.
1.4.4 Checking the battery status
When you are using the battery power, you can get the battery
status and the remaining power of the battery through the following
ways:
Double-click the battery icon at the right-bottom of Windows
taskbar (By default, the battery icon only shows when the computer
is using battery power.) to pop up the battery status window. It
shows the battery status and the remaining battery power.
Hold the mouse on the battery icon at the right-bottom of Windows
taskbar (By default, the battery icon only shows when the computer
is using battery power.) to display the remaining battery power
automatically.