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Nokia N81 User Manual: Phone

Nokia cell phone user guide.
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Also See for N81
Service manual - 242 pages
User manual - 148 pages
Get started - 20 pages

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Change the trust settings
Before changing any certificate settings, you must make
sure that you really trust the owner of the certificate and
that the certificate really belongs to the listed owner.
Scroll to an authority certificate, and select
Trust
settings. Depending on the certificate, a list of the
applications that can use the selected certificate is shown.
For example:
Symbian
installation: Yes—The certificate is able to
certify the origin of a new Symbian operating system
application.
Internet: Yes—The certificate is able to certify servers.
App.
installation: Yes—The certificate is able to certify
the origin of a new Java application.
Select
Options
>
Edit trust setting
Security module
To view or edit a security module (if available) in
module, scroll to it, and press the scroll key. To view
detailed information about a security module, scroll to it,
and select
Options
>
Security
Factory settings
To reset some of the settings to their original values, select
Factory
settings. To do this, you need the lock code. See
'Phone and SIM card', p. 114. After resetting, the device
Options
>
to change the value.
Security
details.
may take a longer time to power on. Documents and files
are unaffected.
Navi wheel
Select
On
to perform certain actions (for example, browse
through lists in some applications) by sliding your finger
around the rim of the scroll key.
Positioning
Positioning
methods—Select the positioning methods
used to detect the location of your device:
to use a compatible external GPS receiver with Bluetooth
connectivity, and
Network based
the cellular network (network service). The location
information can be used by compatible applications in
your device.
Positioning
server—Define an access point and a
positioning server for secure positioning. The positioning
server may be preset by your service provider, and you may
not be able to edit the settings.

Phone

To edit the settings related to making and receiving calls,
press
, and select
Tools
>
divert,
Call
barring, or Network.
Bluetooth GPS
to use information from
Settings
>
Phone
> Call,
Call
117

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