Health and Safety Information
120
•Use only the supplied or an approved
replacement antenna. Unauthorised antennas
or modified accessories may damage the
phone and violate regulations governing radio
devices.
• If the phone, battery, charger or any accessory
is not working properly, take it to your nearest
qualified service facility. The personnel there
will assist you, and if necessary, arrange for
service.
121
Glossary
To help you understand the main technical terms
and abbreviations used in this booklet and take
full advantage of the features of your mobile
phone, here are a few definitions.
3G (3rd Generation)
The collective name used to describe mobile
systems able to support a wild range of Mobile
Internet services, operating with greater
bandwidth.
Bearer
Various mechanisms the network uses to
transmit voice and data.
Call Barring
Ability to restrict outgoing and incoming calls.
Call Diverting
Ability to reroute calls to another number.
Call Holding
Ability to put one call on standby while
answering or making another call; you can then
switch between the two calls, as required.
Call Waiting
Ability to inform users that they have an
incoming call when engaged on another call.
Circuit-switched
A type of network in which a physical path is
obtained for and dedicated to a single connection
between two end-points in the network for the
duration of the connection. The telephone
networks are examples of circuit-switched
networks. Ordinary voice phone service is circuit-
switched. The telephone company reserves a
specific physical path to the number you are
calling for the duration of your call. During that
time, no one else can use the physical lines
involved.
CLI (Caller Line Identification) Services
Services allowing subscribers to view or block
the telephone numbers of callers.
Z100.book Pages 120 - 121 Thursday, October 9, 2003 9:52 AM
