Nokia E5–00 User Manual page 42

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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 to When available
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 Menu Ctrl.
>
panel Settings and
>
Connection Packet data
>
Packet data connection
needed.
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
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device searches for the 3G network.
You can set the device to use only
the GSM network. To use only the
GSM network, select
panel Settings
>
Network Network mode
in
>
GSM.
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
panel Settings
> >
When Personalisation
>
Light time-out. To adjust the light
sensor that observes lighting
conditions and adjusts the display
brightness, in the display settings,
select Light sensor.
To save power, activate the power
•
save mode. Press the power key,
and select Activate power
To deactivate it, press the power
key, and select
saving. You may not be able to
change the settings of certain
applications when the power save
mode is activated.
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Menu Ctrl.
>
and Phone
>
>
Menu Ctrl.
>
and General
>
Display
> >
saving.
Deactivate power