34
Chapter FIVE
5.1. Advance Settings
5.2. Checking the Battery Status
This
section
describes
how
to
view
the
power
level
for
both
the
main
and
backup
battery
and
how
to
set
power
saving
options.
To
check
the
main
and
backup
battery
status:
1.
Open
Power
Properties.
Tap
Start
→
Settings
→
Control
Panel
.
Then
double
‐
tap
Power
.
The
Power
screen
appears.
2.
The
battery
menu
item
displays
the
status
of
the
main
and
backup
batteries.
NOTE:
It
is
necessary
to
charge
the
battery
when
the
battery
charge
reaches
below
13%.
If
the
battery
does
not
accept
a
charge,
contact
Technical
Support.
5.3. Optimizing Battery Life
You
can
extend
the
P37B
battery
life
by
doing
either
of
the
following:
•
Change
the
automatic
power
settings
•
Minimize
the
use
of
the
backlight
5.3.1. Changing the Automatic Power Settings
To
change
the
automatic
power
settings:
1.
In
the
Power
Properties
screen
tap
the
Schemes
tab.
2.
Tap
the
arrow
next
to
the
Power
Scheme
and
select
Battery
Power.
3.
Tap
the
arrows
next
to
the
following
three
power
saving
scenarios
and
select
the
