Protect The Environment; Save Energy - Nokia C5–04 User Manual

Protect the environment

select Manual, you receive a notification when you have a new message in the
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 Settings
>
Packet data connection
off and then on again.
Q: Can I use my Nokia device as a fax modem with a compatible PC?
A: You cannot use your device as a fax modem. However, with call diverting
(network service), you can divert incoming fax calls to a fax number.
Q: How do I calibrate the screen?
A: The screen is calibrated at the factory. If it is necessary to recalibrate the screen,
select Menu Settings
>
calibration. Follow the instructions.
Q: Why do I get the error message Expired certificate or Certificate not
valid yet when I am installing a downloaded application?
A: If Expired certificate
certificate should be valid, check that the current date and time in your device are
correct. You may have skipped the setting of date and time when starting the
device for the first time, or the mobile network may have failed to update these
settings to your device. To resolve this, select
Phone mgmt.
>
device restarts, set the correct date and time.
Protect the environment

Save energy

You do not need to charge your battery so often if you do the following:
Close applications and data connections, for example, your Bluetooth
●
connection, when not in use.
106
and Connectivity
When
>
and Phone
or Certificate not valid yet
Factory settings. Restore the factory settings, and when the
Admin. settings
>
needed. If this does not help, switch the device
Touch input
>
Menu
11/09/2010
© 2010 Nokia. All rights reserved.
Packet data
>
Touch screen
>
is displayed, even if the
Settings and Phone
>
>
>