This option logs out both SIM cards which is
useful while for example travelling by plane.
17.4 Network Settings
To go to Options, select: MENU-> Settings>
Network Settings. Then, select a SIM1 Card or
SIM2 Card, and configure network settings. This
option is for more advanced Users. It lets you
manually set the network parameters that is:
- Service provider. In menu „Network
Selection”,
- Network Connection Technologies (2G, 3G or
both). As the telephone supports technology 2G
and 3G, in menu “Network Service Selection”
the User might choose between getting
connected in GSM (2G), WCDMA (3G) or
preferred WCDMA (preferred 3G),
- HSPA – there are the following options to
choose from: HSPA technology switch off (HSPA
off), enabling HSDPA only (HSDPA on) and
enabling full service HSPA (download & upload,
HSDPA/HSUPA on).
17.5 Security Settings
Select: MENU-> Settings> Security Settings.
Security menu contains security options for the
phone aimed at blocking the use of phone for
other people. You can select from: