Prolong Battery Life; Free Memory - Nokia N97 mini User Manual

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Prolong battery life

Many features in your device increase the demand on battery
power and reduce the battery lifetime. To save battery
power, note the following:
Features that use Bluetooth technology, or allowing such
•
features to run in the background while using other
features, increase the demand on battery power.
Deactivate Bluetooth technology when you do not need
it.
Features that use wireless LAN (WLAN), or allowing such
•
features to run in the background while using other
features, increase the demand on battery power. WLAN
on your Nokia device deactivates when you are not trying
to connect, not connected to an access point, or not
scanning for available networks. To further reduce
battery consumption, you can specify that your device
does not scan, or scans less often, for available networks
in the background.
If you have set Packet data connection
•
available in connection settings, and there is no packet
data coverage (GPRS), the device periodically tries to
establish a packet data connection. To prolong the
operating time of your device, select
connection When
>
The Maps application downloads new map information
•
when you scroll to new areas on the map, which
increases the demand on battery power. You can prevent
the automatic download of new maps.
12
, and verify the
to When
Packet data
needed.
If the signal strength of the cellular network varies much
•
in your area, your device must scan for the available
network repeatedly. This increases the demand on
battery power.
If the network mode is set to dual mode in the network
settings, the device searches for the 3G network. You can
set the device to use only the GSM network. To use only
the GSM network, select
Connectivity Network
>
The backlight of the display increases the demand on
•
battery power. In the display settings, you can change
the length of the time-out period after which the
backlight is switched off. Select
Phone Display
> >
sensor that observes lighting conditions and adjusts the
display brightness, in the display settings, select
sensor.
Leaving applications running in the background
•
increases the demand on battery power. To close the
applications you are not using, if they are not responding,
select Options Show open
>
application using the menu key. Press and hold the menu
key to open the application, and select

Free memory

To view how much space is available for different data types,
select Menu Applications
>
Menu Settings and
>
Network mode
>
Menu Settings
>
Light time-out. To adjust the light
apps., and go to the
Options
Office File mgr..
> >
© 2009 Nokia. All rights reserved.
> GSM.
and
Light
> Exit.