Lenovo 3000 Series User Manual page 24

Lenovo Notebook Computer User Guide
[F2] to enter the BIOS setup program.
Unplug the AC adaptor; let the computer operate on the battery
power until it automatically turns off.
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 that was affected and extend the battery life.
Hint: Because the lithium‐ion battery has a finite lifecycle,
use the external power source as much as possible to extend
the battery life.
1.3.4 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:
1. Double‐click the battery icon
Windows taskbar (By the 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 its
remaining power.
2. Hold the mouse on the battery icon
Windows taskbar (By the default, the battery icon only shows
when the computer is using battery power.) to display the
remaining battery power automatically.
When the battery power is low，the system will notify the user of
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