2n Door intercom 2N Helios - Manual, 1322 v3.0 Manual de usuario descargar pdf (Pagina 16)

Terms and Symbols Used

1.4

1.4 Terms and Symbols Used

Terminology

 Line pick-up/seizure/off-hook

call start, line locked, busy.

 Line hang-up/clear

call end, handset hang-up.

 DTMF

dual tone multi-frequency signalling.

 PSTN

public switched telephone network.

 Outgoing call

-telephone connection made, e.g. by a pressing a button.

 Incoming call

telephone- connection.

 Programming mode

 programming mode accessible from by dialling into the

intercom only.

 Code lock

mode for entering the password for switch 1 or 2 activation using a

numerical keypad.

 Telephone mode

you can make a call, dial a number and hang up using the numerical

keypad.

 DTMF transmission during call

for outgoing calls only, numbers are tone-dialled by a numerical keypad

button.

 Button substitution

the numerical keypad can be used instead of a number pre-stored under a

button memory.

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2n Door intercom 2N Helios - Manual, 1322 v3.0 Manual de usuario Pagina 16