Nokia E55 User Manual page 155

Ctrl. panel Settings
>
Packet data connection
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
panel Settings and
>
Show WLAN availability
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
Ctrl. panel Settings
>
data Packet data connection
>
• Prevent the device from automatically downloading new
maps in the Maps application. Select
Applications GPS
>
Settings Internet
>
• Change the time-out after which the backlight is switched
off. Select Menu Ctrl. panel
>
Personalisation 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.
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and Connection Packet data
>
When needed.
>
Menu
Connection Wireless LAN
>
> Never. You can still manually
and Connection Packet
>
When needed.
>
Menu
>
Maps and Options
> >
Go online at start-up.
>
Settings and
>
Light time-out.
>
>
Ctrl.
>
>
Menu
>
Tools
>
General
>
155