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Settings
certificate details, the device checks the validity of the 
certificate and one of the following notes may appear:
Expired certificate — The validity period has ended for the 
selected certificate.
Certificate not valid yet — The validity period has not yet 
begun for the selected certificate.
Certificate corrupted — The certificate cannot be used. 
Contact the certificate issuer.
Certificate not trusted — You have not set any 
application to use the certificate.
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 Options > 
Trust settings. Depending on the certificate, a list of the 
applications that can use the selected certificate is shown.
Security module
View or edit security modules.
Factory settings
Reset some of the settings to their original values. You 
need the lock code. See "Lock code", in "Access codes", 
p. 21.
My own key
My own key — to configure pressing the my own key to 
open a specific application. See "My own key", p. 22.
Positioning
With the positioning service you can receive information 
from service providers about local issues such as weather 
and traffic conditions, based on the location of your device 
(network service).
To enable a positioning method, select Positioning 
methods, scroll to the positioning method, and select 
Options > Enable. To stop using it, select Options > 
Disable.
To define the positioning server access point, select 
Positioning server > Access point and the desired access 
point. Then select Server address, and enter the domain 
name or URL address of the server.
Phone
Select Menu > Settings > Phone sett. > Phone and Call, 
Call divert, Call barring, or Network.
Call
Send my caller ID (network service) — to set your phone 
number to be displayed (Yes) or hidden (No) from the 
person whom you are calling. The value may be set by your