Nokia E55-1 User Manual page 156

multimedia message centre. If you select Off, the
device does not make any network connections related
to multimedia messaging.
To set the device to use a packet data connection only
if you start an application or action that needs it, select
Menu Ctrl. panel
>
Packet data Packet data connection
>
needed.
If this does not help, switch the device off, and switch
it on again.
Q: How do I save battery power?
A: Many features in your device increase the demand
on battery power and reduce the battery life time. To
save battery power, do the following:
• Turn off Bluetooth when you do not need it.
• Stop the background scans for WLAN. Select
Ctrl. panel
>
Wireless LAN
Never. You can still manually scan for available
WLAN networks and connect to WLAN networks as
usual.
• Set the device to use a packet data connection only
if you start an application or action that needs it.
Select Menu
>
Connection
>
connection
>
• Prevent the device from automatically downloading
new maps in the Maps application. Select
Applications
Tools Settings
>
156 start-up.
Settings and Connection
>
Settings and Connection
Show WLAN availability
>
Ctrl. panel Settings
>
Packet data Packet data
>
When needed.
GPS Maps and Options
> >
Internet Go online at
> >
• Change the time-out after which the backlight is
switched off. Select
Settings
Display
• Close the applications you are not using. Press and
hold the home key. Scroll to the application, and
>
press the backspace key to close the application.
When
>
Menu
>
>
>
and
Menu
>
>
Menu Ctrl. panel
>
and General Personalisation
>
Light time-out.
>
>
>