Signals overview, Function description 4.1, Call extension – 2N Door intercom 2N Helios - Manual, 1322 v3.0 User Manual
Page 54: Programming

Function Description
4.1
54
Call extension
2N® Helios beeps 10 seconds before the call end to extend the call by 30 seconds
press
on your telephone (DTMF). You can use this function repeatedly. The visitor,
however, cannot use this function!
Programming
The access to this mode is password-protected. For details refer to the Programming
section. The voice menu considerably helps with programming 2N® Helios. Having
entered the programming mode, you can also alter any parameter and memory
settings.
Caution
The above mentioned functions (except for calls to 2N® Helios) require a
tone-dialling telephone set.
Signals Overview
Signal
Name
Meaning
Confirm-
ation
sent immediately after line seizure for incoming calls (can be heard
by the calling party);
signals switch activation (by DTMF) - can be heard by the person “at
the other end“ who activated the switch
Refusal
signals that a non-programmed button has been pressed;
signals that an incorrect password has been entered on the keypad;
can be heard from the loudspeaker after line connection (first
connection signalling);
signals an incoming call if 2N® Helios has not been programmed;
When a disabled function has been entered from the keypad.
Storing
Signals switch deactivation (if activated by DTMF).
Hang-up
Sent to notify that the call is terminated (in all cases).
Long continuous tone
signals that the unit is going through full initialisation or dialling
memory or password clearing;
Heard from the loudspeaker while the switch is activated by keypad.
“Attention, your
call is being
terminated”
signals that the preset maximum call time will elapse within 10
seconds during outgoing and incoming calls
“Wait, please“
Optional message during call establishing
“Communicator
number
...............
is calling”
Optional message for communicator identification
Voice menu
In the programming mode.