Motorola MOTORAZR V3t GSM Manual De Instrucciones página 57

features
change phone line
If you have a dual-line-enabled SIM
card, you can change your line to make and
receive calls from your other phone
number.
a > w Settings > Phone Status > Active Line
The active line indicator shows the active
phone line (see illustration on page 33).
features
fixed dial
When you turn on fixed dialing, you
can call only numbers stored in the fixed
dial list.
Note: You must enter your SIM PIN2 code
to turn fixed dialing on or off. If you forget
your PIN2 code, contact T-Mobile.
Turn fixed dialing on or off:
a > w Settings > Security > Fixed Dial
Use the fixed dial list:
a > w Settings > Tools > Dialing Services
> Fixed Dial
other features—advanced calling 55