Garmin GTN 750 Pilot's Guide - Page 54

Foreword 2.3 Intercom Setup The GTN 7XX will operate as a control head for remotely connected optional, Getting Started compatible intercom equipment. The Intercom (ICS) System has several modes of operation that are selected on the display of the GTN 7XX to control Audio & Xpdr Ctrl communication in the aircraft. Passengers cannot transmit over the active Com radio, even if equipped with a PTT key. Com/Nav 1. Touch the Intercom window at the top of the display to FPL display the Intercom Setup page. Direct-To Proc Charts Wpt Info Map Selected Intercom Mode Traffic Touch To Display Intercom Setup Touch To Configure Co-Pilot Volume And Squelch Touch To Configure Pilot Volume And Squelch Touch To Configure Passenger Volume And Squelch Terrain Weather Nearest Music Utilities System Messages Symbols Figure 2-17 Intercom Setup Touch Source To Configure 2. Touch the arrow between the intercom recipients to activate communication between those recipients. The arrow will be green when communication is active. Touch the arrow again to deactivate communication. Detailed information is shown in the Intercom Modes table. 3. Touch the key for a function to the make the desired changes to their configuration. Then, touch the Back key to return to the Intercom Setup page. Appendix Index 2-14 Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev. B