2
The battery status (charging,
discharging) and level (as a
percentage of fully charged) are
displayed at the top of the screen.
To monitor and control what uses
the battery:
1
On the home screen, touch
Applications tab and select
Settings > About phone >
Battery use.
2
The top of the screen displays
battery usage time. This is either
how long since your phone
was last connected to a power
source or if connected to a power
source, how long since your
phone was last run on battery
power. The body of the screen
lists applications or services
using battery power from greatest
amount to least.
3. Installing an open
source OS
If you install an open source OS on
your phone and you do not use the
OS provided by the manufacturer,
this may cause your phone to
malfunction.
WARNING
If you install and use an OS
other than the one provided by
the manufacturer, your phone
is no longer covered by the
warranty.
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