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DESCRIPTION OF SWITCHBOARD KEYPAD
The switchboard is equipped with a 20-key keypad divided into two sections: the right hand section is used to make calls,
program the switchboard and cancel operations currently in progress. The left hand zone is instead used to activate porter’s
call, door lock release, intercom, conference, call transfer to internal unit and notification functions.
DESCRIPTION OF KEYPAD
Left hand section:
Button MEMORY
SCROLL:
Use to scroll calls from interphones or monitors
Button
DOOR LOCK RELEASE:
Activates terminal S on the switchboard and opens the door lock at the main entrance panel communicating
with the switchboard.
Button TRANSFER:
Transfers the number in order to make a call to an internal unit, activate the intercom or conference function or
cancel the number.
Button TELEPHONE:
This button is used to connect the telephone line (terminals a-b) to the interphone cable riser.
Button INTERCOM:
This function enables conversation between two users: two interphones (monitors) or interphone (monitor) and
entrance panel. Intercommunicating, conferencing or conversations between the entrance panel and interpho-
ne (monitor) are indicated by illumination of the lamp "INTERC."
Button CONFERENCE:
This function enables conversation between two or three users (interphones or monitors). Activation of the
conferencing function is indicated by illumination of the lamp "INTERC.".
Button INTERNAL/EXTERNAL:
Use to manually switch the switchboard from internal to external mode and vice versa.
Illumination of the lamp"EXTERNAL" indicates that the switchboard is in external mode.
Button NOTIFICATION:
This button allows the switchboard to enter a conversation already in progress. An acoustic signal announces
activation of this function to users.
Right hand section:
Button 0-9
NUMBER SELECTION:
Use to enter user call numbers and change technical parameter settings during switchboard programming
operations.
Button R
DISPLAY ZERO SET:
Cancels and interrupts all conversations. This button is also used to exit the technical parameter program-
ming function.
Button USER
CALL:
Routes the call once the number has been entered. In technical parameter programming mode, this button is
also used to confirm any changes made to settings and pass onto the next parameter.
Buttons R and 4PROGRAMMING ACCESS:
Press these buttons simultaneously to enter the technical parameter programming function.
Keypad lamps in central section of switchboard:
LINE:
The light indicator is lit on the audio line (Terminal 3) when there is at least one set connected and
unhooked. The light indicator is also lit when there is a call signal on the audio line.
Interc.:
The light indicator is lit when two or more interphones (monitors) or an interphone (monitor) and a door
entry panel are communicating together.
External:
When the light indicator is switched off the switchboard is in "internal" mode, otherwise is in "external"
mode.
