User's Manual

Page 24
GSM Global system of mobile communication.
SMS Short message service.
SMS－CB Cell broadcast .
FDN Fixed dialing numbers.
SIM Subscriber identities module.
PIN1 Personal identity number. Supplied together with SIM card. Used
to unlock the SIM card.
PIN2 Personal identity number 2. Supplied by the operator. Used as
special function in protecting FDN which is supported by SIM.
PUK Supplied together with SIM card. It is used to unlock the SIM card
if you enter the wrong PIN1 code three times and SIM card is
locked. You can also use it to modify PIN1 code.
PUK2 Personal unlock code 2, supplied together with a specific SIM
card, and used to modify or enable a PIN 2 code.
IMEI International mobile equipment identity, consists of 15 numbers.
Each mobile phone has only one IMEI.
MCC Mobile country code， for example：China（mainland）is 460.
MNC Mobile network code， for example：China Mobile is 00，China
Unicom is 01.
Call waiting A service supplied by the network，which allows you to receive
another incoming call without interrupting the present call，but it
is different from multiparty calls. You can only talk to one party
while another party is held at the same time.
Call divert A service supplied by the Network, which allows you to divert an
incoming call to a specified number in different circumstances.
Normally divided into Divert all calls, divert If busy, divert If no
answer and divert If out of reach.
Divert all calls All incoming calls will be diverted by the network