Call functions
70
Band selection
For the phone to make and receive phone
calls, it must be registered with one of the
available networks. Your phone can handle
combined GSM 900/1800, GSM 1900
network, and Quad band (GSM 850/900/
1800/1900).
The country where your phone was
purchased determines the default band that
it uses. When you travel abroad, you must
remember to change to an appropriate
band.
1. From the
Start
menu, tap
Settings
→
Personal
tab
→
Phone
.
2. In the
More
tab, select an appropriate
band in the
Tick a frequency band to
select
field.
3. Tap
Set
and then
Yes
.
4. Tap .
SIM lock
When this option is enabled, your phone
only works with the current SIM card.
To enable or disable the SIM lock feature:
1. From the
Start
menu, tap
Settings
→
Personal
tab
→
Phone
.
2. In the
More
tab, tap
SIM Lock
→
Get
settings
.
3. Select
Enable SIM lock
or
Disable SIM
lock
and tap
Set
.
4. If enabled, enter a password in the
Old
password
field and the
Confirm
password
field.
5. Tap
OK
.
6. Tap when a confirmation message
appears.
