Operation Manual

Glossary 109
Enter
is used for keying in letters or numbers from the keypad.
Fax Class
Standards for fax transmission are set as classes. Class I and II allow data
transfer speeds of between 2400 up to 9600 bps.
Fixed Numbers
enables you to allow only numbers beginning with certain pre-defined figures
to be dialed from your mobile phone. The service is protected by your PIN2.
To use this service, it must be supported by your network.
Full Duplex
in handsfree equipment, means that both parties on the phone can talk at the
same time. The opposite is simplex mode when one party talks and the other
must wait for his/her turn.
GSM 900
GSM is the world’s most widely-used digital network, now operating in over
100 countries around the world, particularly in Europe and Asia-Pacific.
The Global System for Mobile Communications is the most-widely used
digital mobile phone system. The GSM systems family also includes
GSM 1800 and GSM 1900. There are different phases of roll-out for the
GSM system and GSM phones are either phase 1 or phase 2 compliant.
GSM 1900
is a digital network working on a frequency of 1900 MHz. It is used in
the Americas.
International (+) sign
mobile phone (+) sign that automatically adds the correct international code in
front of a telephone number when dialing out of a country. You then have to
enter the code of the country you are calling.
International Roaming
a mobile phone feature that allows you to switch between networks offering
coverage abroad. Your mobile phone automatically selects a network or
system (your home network), but if it is not in range or unavailable, it selects
another system. International roaming is based on agreements between
network operators in different countries.