Northern Airborne Technology DA80 - Manual (Page 25)

SM57 Rev. 4.10 DA80 DigiVOX™ Digital Intercom Manual
Section 3 Operation
3.1 Introduction
Information in this section consists of the functional and operational procedures for the
DA80 Series DigiVOX™ Digital Intercoms.
Throughout this section the unit will be referred to as the DA80, and information
provided will be common to all models unless noted otherwise.
3.2 General
The DA80 Digital Intercom provides full radio and intercom capabilities for the pilot and
copilot, plus intercom and radio receive functions for up to two passengers. Music is
available at all positions.
The crew and passengers share a common VOX control, and one volume control sets
the ICS volume in all four headsets.
The DA80 is compatible with the AA80-001 InterVOX™ unit.
3.3 Controls and Indicators
VOX
SQUELCH
Control
ICS VOLUME
Control
TX/ICS Indicator Mode Switch
Note: This illustration shows the DA80-001.
3.3.1 Mode switch
This red, two position toggle switch is used for selecting the intercom mode.
3.3.1.1 DigiVOX™
The DigiVOX™ position connects all headsets. All headsets will hear aircraft radio
audio and music.
Oct 13, 2004 Page 3-1
ENG-FORM: 806-0104.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.