4. Operational Statuses

This section describes the user scenarios and operational state signalling including user options and expected results of actions.

At Relax

At relax	Call to position 1 destination	press shortly for 100 ms – 0.5 s	The call start is signalled by a change of the call answering button colour. When the called user answers the call, the device transits into the At call state. If the call is answered within a timeout, the device returns to the Relax mode. The call/lock/hang-up buttons are illuminated blue/yellow/red respectively. The muting and DND buttons are available, the others are inactive.
	Call to position 2 destination	press for 1.5 s and more	The call start is signalled by a change of the call answering button colour. When the called user answers the call, the device transits into the At call state. If the call is answered within a timeout, the device returns to the Relax mode. The call/lock/hang-up buttons are illuminated blue/yellow/red respectively. The muting and DND buttons are available, the others are inactive.
	Door unlocking	press	Door unlocking is signalled by a green flash of the lock button and a tone. The other buttons do not change their states. The active call is terminated in 10 s if set so.
	Ringtone selection	press simultaneously for 3 seconds	The device gets in the ringtone selecting mode.
	Volume up	press	Each button press increases the ringing volume, which is signalled by a higher button brightness and louder ringtone. When the maximum volume is reached, the button starts flashing. When the 3-second timeout elapses, the ringing volume is set to the last value selected.
	Volume down	press	Each button press decreases the ringing volume, which is signalled by a lower button brightness and more silent ringtone. When the minimum volume is reached, the button starts flashing. When the 3-second timeout elapses, the ringing volume is set to the last value selected.
	DND mode activation	short press of	By a short press you switch the device into the DND mode. Another short press cancels the DND mode.
	DND mode activation	long press of	By a long press you switch the device into the DND mode. The DND mode is cancelled when the defined timeout passes.
	Parental lock activation	press simultaneously for 3 seconds	Press the buttons at the same time to activate the parental lock; the yellow lock symbol is illuminated.
	Button brightness setting	press simultaneously for 3 seconds	The device gets in the button brightness selecting state.

By default, all the buttons are backlit according to the selected brightness level.

Incoming Call

Incoming call	Call answering	press	The device gets in the Call state. The call answering button is flashing: green if the call is coming in from an IP intercom/2N indoor answering unit and blue if the call is coming in from a third-party device. The lock shines yellow, the call end button is red. The other buttons are illuminated blue according to the set brightness level. The volume and mute buttons are available, DND is inactive.
	Call muting	press	The device goes over to the silent (DND) mode. The call answering button is illuminated blue, the lock is yellow and the call end button is red. The other buttons are illuminated blue according to the set brightness level.
	Call rejection	press	The call is terminated, the device goes over to the relax mode.
	Door unlocking	press	Door unlocking is signalled by a green flash of the lock button and a tone. The other buttons do not change their states. The active call is terminated in 10 s if set so.
	Parental lock deactivation	press simultaneously for 3 seconds	The buttons are activated and available again. The device gets in the Incoming call state.
	Ringing volume up	press	The volume level is increased. The state is signalled by a beep and louder ringtone. When the maximum volume is reached, the button starts flashing.
	Ringing volume down	press	The volume level is decreased. The state is signalled by a beep and more silent ringtone. When the minimum volume is reached, the button starts flashing.

At Call

At call	Door unlocking	press	The door is unlocked. The device goes over to the call state, the lock is flashing green. The call is terminated after a timeout if set so.
	Call end	press	The call is terminated, the device returns to the relax mode.
	Microphone muting	press	The microphone is muted, the button is flashing yellow. The lock, call end and volume control buttons are active. The microphone muting deactivation is inactive. DND is inactive.
	Call volume up	press	Each press increases the volume level. The state is signalled by a beep. When the maximum volume level is reached, the button starts flashing.
	Call volume down	press	Each press decreases the volume level. The state is signalled by a beep. When the minimum volume level is reached, the button starts flashing.

Outgoing Call

Outgoing call	Call to position 1 destination	pressshortly	The call start is signalled by a change of the call answering button colour. When the called user answers the call, the device transits into the At call state. If the call is answered within a timeout, the device returns to the Relax mode. The call/lock/hang-up buttons are illuminated blue/yellow/red respectively. The muting and DND buttons are available, the others are inactive.
	Call to position 2 destination	pressfor a long time	The call start is signalled by a change of the call answering button colour. When the called user answers the call, the device transits into the At call state. If the call is answered within a timeout, the device returns to the Relax mode. The call/lock/hang-up buttons are illuminated blue/yellow/red respectively. The muting and DND buttons are available, the others are inactive.
	Call muting	press	The device goes over to the silent (DND) mode. The call answering button is flashing blue. The call end button is shining red. The other buttons are backlit according to the set brightness level. The volume control, microphone muting and DND buttons are inactive.
	Door unlocking	press	Door unlocking is signalled by a green flash of the lock button and a tone. The other buttons do not change their states. The active call is terminated in 10 s if set so.
	Parental lock deactivation	press simultaneously for 3 seconds	The buttons are activated. The device gets in the Incoming call state.
	Ringing volume up	press	Each press increases the ringing volume level. The state is signalled by a beep and louder ringtone. When the maximum volume is reached, the button starts flashing.
	Ringing volume down	press	Each press decreases the ringing volume level. The state is signalled by a beep and more silent ringtone. When the minimum volume is reached, the button starts flashing.

Active DND mode

Active DND mode	Call to position 1 destination	pressshortly	The call start is signalled by a change of the call answering button colour. When the called user answers the call, the device transits into the At call state. If the call is answered within a timeout, the device returns to the Relax mode. The call/lock/hang-up buttons are illuminated blue/yellow/red respectively. The muting and DND buttons are available, the others are inactive.
	Call to position 2 destination	pressfor a long time	The call start is signalled by a change of the call answering button colour. When the called user answers the call, the device transits into the At call state. If the call is answered within a timeout, the device returns to the Relax mode. The call/lock/hang-up buttons are illuminated blue/yellow/red respectively. The muting and DND buttons are available, the others are inactive.
	Door unlocking	press	Door unlocking is signalled by a green flash of the lock button and a tone. The other buttons do not change their states. The active call is terminated in 10 s if set so.
	Ringtone selection	press simultaneously for 3 seconds	The device gets in the ringtone selecting mode.
	Ringing volume up	press	Each button press increases the ringing volume, which is signalled by a higher button brightness and louder ringtone. When the maximum volume is reached, the button starts flashing. When the 3-second timeout elapses, the ringing volume is set to the last value selected.
	Ringing volume down	press	Each button press decreases the ringing volume, which is signalled by a lower button brightness and more silent ringtone. When the minimum volume is reached, the button starts flashing. When the 3-second timeout elapses, the ringing volume is set to the last value selected.
	DND mode deactivation	press	Press the button to deactivate the DND mode and switch the device into the relax mode.
	Parental lock activation	press simultaneously for 3 seconds	Press the buttons at the same time to activate the parental lock and switch the device into the active parental lock state in DND. The yellow lock symbol and yellow doorbell symbol are illuminated.
	Button brightness setting	press simultaneously for 3 seconds	The device goes over to the button brightness setting state.
	Incoming call		The call answering button is flashing.

Active Parental Lock in DND

Active parental lock in DND	Parental lock deactivation	press simultaneously for 3 seconds	The buttons are activated. The device gets in the DND mode.
Active parental lock in DND	Incoming call		The call answering button is flashing. The lock and call end buttons are illuminated: yellow and red respectively. All of these buttons are inactive. The doorbell (DND) button is shining yellow. The other buttons are not backlit. Deactivate the parental lock to activate the buttons.

Active Parental Lock

Active parental lock	Parental lock deactivation	press simultaneously for 3 seconds	The buttons are activated. The device gets in the DND mode.
Active parental lock	Incoming call		The call answering button is flashing. The lock and call end buttons are illuminated: yellow and red respectively. All of these buttons are inactive. The doorbell (DND) button is shining yellow. The other buttons are not backlit. Deactivate the parental lock to activate the buttons.

Ringtone Setting Mode

Ringtone setting mode	Next ringtone selection	press	Press the button to move to the next ringtone to be played.
	Previous ringtone selection	press	Press the button to move to the previous ringtone to be played.
	Ringtone confirmation	press simultaneously for 3 seconds or press	Press the button(s) to confirm the ringtone setting and set the ringtone. You can also idle for 10 s to confirm your selection and quit the mode.
	Selection cancelling	press	Press the button to cancel the ringtone selection and quit the mode without saving. If the setting is interrupted by an incoming call, the ringtone set before the changes is restored.

Brightness Setting Mode

Brightness setting mode	Brightness intensity up	press	Each button press increases the brightness intensity, which is signalled by a beep. When the maximum intensity is reached, the symbol flashes three times.
	Brightness intensity down	press	Each button press decreases the brightness intensity, which is signalled by a beep. When the minimum intensity is reached, the symbol flashes three times.
	Brightness confirmation	press simultaneously for 3 seconds or press	Press the button(s) to confirm the selected brightness level. The buttons start shining with the confirmed brightness intensity and two beeps are used for signalling. You can also idle for 10 s to confirm your selection and quit the mode.
	Selection cancelling	press	Press the button to cancel the brightness intensity selection and quit the mode without saving. If the setting is interrupted by an incoming call, the brightness intensity set before the changes is restored.

Doorbell Activation

Doorbell activation

When the doorbell input is activated, the selected tune will be played. Applies to all the modes. You can change the doorbell ringtone in the Services / User sounds section via the user interface.