OTHER NAVIGATION INFORMATION FROM THE NO. 1 UNS-ID FMS THROUGH AN EVENTIDE AVIONICS ARINC 419/429 ADAPTER UNIT AND THE AIRCRAFT'S NO. 3 HONEYWELL "LASERREF' INERTIAL REFERENCE SENSOR (IRS) DIRECTIONAL HEADING SYSTEM WHICH, PROVIDES MAP GRAPHICS AND BEARING ORIENTATION. THE FOLLOWING SWITCHES ARE LOCATE