Glossary – Nokia 3110 User Manual

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Glossary

access code

A number string which protects against unauthorised use of the
phone, SIM card or network service; also see PIN code, PUK code,
security code.

call divert

A network service which allows you to direct your incoming calls
to another phone number.

DTMF tones (DTMF = Dual Tone Multi-Frequency)

Tones sent from the phone to the network in order to control an-
swering machines and computerised telephony systems such as
bank-by-phone and voicemail.

home network

The network run by the operator whose SIM card is currently used
in the phone.

keypad lock

A feature which locks the phone keys to prevent accidental key-
presses from being made.

PIN code (PIN = Personal Identification Number)

A secret code for controlling the use of the SIM card. This code is
usually supplied with the SIM card.

PUK code (PUK = Personal Unblocking Key)

A secret code used to unblock the SIM card when it has been
blocked because of the use of an incorrect PIN code.

security code

A secret code for controlling the use of the phone. This code is usu-
ally supplied with the phone.

SIM card (SIM = Subscriber Identity Module)

A smart card needed to use your phone. Contains subscriber-relat-
ed information.