2
S E T T I N G U P
consume more power than the
nonwireless features (Calendar, Tasks,
Notes). If you don't use the wireless
features on your device for a while, turn
off your wireless services (see Turning
wireless services on/off). To quickly turn
wireless services (phone, Bluetooth
wireless technology, and Wi-Fi) on and
off, tap the signal-strength
and then select Comm Manager.
If you set up an email account in the
•
Messaging application, set the interval
to automatically download email to
every two hours or less frequently (see
Setting up email).
Turn off the Wi-Fi feature (see Turning
•
wireless services on/off), leave the
default option to connect only when the
Wi-Fi button is pressed, or adjust Power
Save Mode to maximize the battery
(see Customizing Wi-Fi settings).
Turn off the Bluetooth feature if you're
•
not using it (see Entering basic
Bluetooth settings).
Turn off the option to receive beamed
•
information if you're not using it (see
Turning on the option to receive
beamed information).
24
C H A R G I N G T H E B A T T E R Y
Set your screen to turn off automatically
•
after a shorter period of inactivity (see
Optimizing power settings).
As with any wireless phone, if you are in
•
an area with no wireless coverage, your
smartphone nevertheless continues to
®
search for a signal, which consumes
power. Turn off your phone if you are
icon,
outside a coverage area (see Turning
your phone off).
Turn off the voice command feature if
•
you're not using it (see Setting up voice
commands).
Turn down the screen brightness (see
•
Adjusting the brightness).
If you synchronize with your corporate
•
Exchange server using Microsoft
Exchange ActiveSync
time interval between automatic
synchronizations (see Setting the
synchronization schedule).
Keep your battery away from direct
•
sunlight and other sources of heat.
Temperatures over 50 degrees Celsius
(120 degrees Fahrenheit) can
permanently reduce the capacity and
life span of any lithium-ion battery.
®
, increase the