Appendix - Abbreviation and Explanation
GSM
GPRS
SMS
WAP
SIM
PC
PIN
PIN2
PUK
PUK2
IMEI
Call Waiting
Call Diverting
Roaming
STK
Dual Card Mode
151023_Acc20_EnglishSpanish_UserManual_v5.indd 31
All manuals and user guides at all-guides.com
Global System for Mobile Communications
General Packet Radio Service
Short Messaging Service
Wireless Application Protocol
Subscriber Identity Module
Personal Computer
Personal Identification Number. Usually refer to PIN1. It is provided with SIM card and the
code to access SIM card.
Personal Identification Number 2, provided by network operator. It is used for
special functions, (e.g., SIM supported FDN).
Personal Unlock Key, provided along with SIM card. It is used to unlock the SIM card if you
input invalid PIN code for three times continuously, or used to change PIN code.
Personal Unlock Key 2. Provided along with specific SIM card and is used to change or
enable PIN2.
International mobile Equipment Identity. It is made up of 15-digit number.
It is a network service that you can answer a call without ending current call. Different from
multi-party conference, you can only talk to one party at the same time.
It is a network service that you can divert the incoming calls to specified number. The
options include All Call, If not Available, If not Answered, If Busy, and Transfer All
Use the mobile phone beyond the home network. It includes international roaming and
domestic roaming, while it refers to international roaming in this manual.
SIM tool kit. It is GSM service, which provides you flexible information, including stocks,
traffic and weather. The functions of STK depend on the network operator. This service
needs the support of SIM card and network operator.
The mobile terminal supports two GSM SIM cards and the cards subscribe to network
simultaneously and stand by at the same time.
31
10/26/15 3:44 PM