when you are not trying to connect, not connected
to another access point, or not scanning for
available networks. To further reduce battery
consumption, you can specify that your device 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
Packet data connection
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.
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 UMTS
network. You can set the device to use only the GSM
network. To use only the GSM network, select
Menu
Settings
and
>
Network mode
> GSM.
The backlight of the display increases the demand
●
on battery power. In the display settings, you can
to
When
When
needed.
>
Connectivity
Network
>
change the length of the time-out period after
which the backlight is switched off, and adjust the
light sensor that observes lighting conditions and
adjusts the display brightness. Select
Settings
and
Phone
out
or Brightness.
Leaving applications running in the background
●
increases the demand on battery power. To close
the applications you are not using, press and hold
the menu key, select
apps., and go to the application by pressing the
menu key repeatedly. Press and hold the menu key,
and select Exit.
Free memory
To view how much space is available for different data
types, select
Menu
Many features of the device use memory to store data.
The device notifies you if the memory in different
memory locations is low.
To free memory, transfer data to a compatible memory
card (if available) or to a compatible computer.
To remove data you no longer need, use File manager
or open the respective application. You can remove the
>
following:
Messages in the folders in Messaging and retrieved
●
e-mail messages in the mailbox
Menu
Display
Light time-
>
>
Options
Show open
>
Applications
File
mgr..
>
>
>
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