Honeywell FMZ Series Pilot's Manual page 229

Flight Management System (FMS) for the Agusta AW139/AB139 Helicopter
Step Procedure 6- -9 FMS Position Update to Long- -Range
4 Select the UPDATE prompt (right line selects), as shown in
Figure 6--57, for the sensor to be used for updating the
FMS. In this example, GPS 1 (2R) is selected.
A28- - 1146- - 181
REV 3 Mar 2009
Honeywell International Inc. Do not copy without express permission of Honeywell.
Sensor
Figure 6- -57
GPS UPDATE Prompt
Navigation
6-71