Panasonic EB-SC3 User Manual

PIN

Personal Identification Number used for SIM card 
security. Supplied by your service provider. If the PIN or 
PIN2 is entered incorrectly several times (three times for 
PIN2), the PIN or PIN2 will be blocked.

PIN2

PLMN

Public Land Mobile Network. A network that provides land 
mobile telecommunications services.

PUK

PIN or PIN2 Unblocking Key. Used to unblock the PIN or 
PIN2 code. Supplied by your service provider. If the PUK 
or PUK2 is entered incorrectly 10 times, your SIM card 
will be blocked permanently. All information stored in the 
SIM card will be lost and the SIM card will need to be 
replaced.

PUK2

Roaming

The ability to use your phone on networks other than your 
home network.

SDN

Service Dialling Number. This number enables you to 
access special services provided by your network 
operator, such as customer support, emergency services, 
etc.

Service 
provider

The organisation responsible for providing 
supplementary services and applications to phones.

SIM

Subscriber Identity Module. A small smart-card which 
stores unique subscriber and user-entered information 
such as Contacts entries and SMS messages. Supplied 
by your service provider.

STK

SIM Tool Kit. Supplied by your service provider. It is 
included in the SIM card to offer value-added services.

WAP

Wireless Application Protocol. The communication 
standard which enables you to download resources from 
the Internet to your phone.