44
TAB: 7559
EN
Call to internal unit (outgoing)
Note: before connecting the audio channels with any other device, the internal unit Art. 7559 determines the
best possible communication parameters. During this stage, which lasts approximately 1 second, a waiting
tone is transmitted to the user.
To make a call to another internal unit, at least one call must be programmed as described above must be congured
in the installer menu. If via SaveProg, the call to porter switchboard has been enabled, this is done in standby by press-
ing the P/A
key.
The gure below shows the situation when all the keys are programmed. This Intercom context is accessed by pressing
T2 in standby when at least two intercom calls are congured. With just one conguration, the action will be direct and
the call will be sent as soon as T2 is pressed.
Intercom Context
In the example, T1 and T4 make a call to an internal unit, T2 andT3 towards two specic porter switchboards.
The call is initiated by touching one of the above keys. Before the call is answered, the display changes to the following:
Pending answer
The icons at the top left of the display indicate that a call is being made to the internal unit programmed as T1. While
waiting for an answer, you can press T2, T3 and T4. On receiving an answer, the display changes to: