7
Front Panel Controls, Connections & Indicators
3
DC PSU
Indicates the status of the DC power input as follows:
Green
DC voltage is within normal opera�ng range of +11V to
+13V. This is the normal condi�on.
Amber
DC voltage is less than +11V or greater than +13V. This
indicates a warn condi�on.
Red
Not connected or DC voltage is less than +10V or
greater than +14V. This indicates a fault condi�on if a DC
power source is connected.
Reset Switch
The recessed reset switch, located next to the DC PSU status indicator,
ini�ates a full hardware reset.
User 1 to 3 Buttons
These bu�ons are configurable and can be used to control various func�ons
on the unit. To configure these bu�ons, see the
web page in on page 41.
Call Back Button
The call back bu�on provides access to the missed call list and allows calls
to be easily returned. The bu�on illuminates green when ac�ve. See
on page 20 for details.
OLED Display
The OLED display shows the current call and page status of the unit.
Fig 3-2: Main Screen in the Idle State
It also shows the S/PDIF digital input lock status and the call back count in
the upper le� side. Below the call back count are the assignments for the 3
user bu�ons, U1 to U3. The intercom name is shown at the bo�om le� and
the current system �me and date is shown at the bo�om right. The call and
page areas show details of ac�ve calls or pages.
Navigation Control
The naviga�on control, located to the right of the OLED display, is used to
navigate through the screens and op�ons shown on the display.
Rotary Encoder Control
The rotary encoder control is used to set the volume levels for the
headphones, speaker and the input levels for the various audio inputs. See
on page 22 for details.
Call Function Indicators
The RGB call func�on indicators are located on the right side of the front
panel.
