Section 5 Menu Functions and Procedures
Rev A Apr 2019
IDU-450 EFIS Software Version 8.0H (Rotorcraft)
5-55
1)
CENTER/ARC:
Toggles between a centered and arced ND display
format (if not panning).
2)
HDG UP/N UP:
Toggles between heading up and north up ND display
format (if not panning).
3)
PAN ON/PAN OFF:
Toggles ND page pan mode.
4)
SYMB DCLTR:
Activates an option list to choose either automatic or
manual navigation symbol declutter. If the pilot chooses manual
navigation symbol declutter, a further option list appears to allow the
pilot to individually select:
a) large airports;
b) IFR
airports;
c) VFR
airports;
d) VORs;
e) NDBs;
f) fixes;
g) terminal fixes; and
h) user
waypoints.
Figure 5-27: MFD Symbol Declutter
Turning on VFR airports also turns on large and IFR airports. Turning
on IFR airports also turns on large airports. Turning off large airports
also turns off IFR and VFR airports. Turning off IFR airports also turns
off VFR airports.
5)
FNCT DCLTR:
Activates an option list for the pilot to individually toggle
display of:
a) airspace;
b) borders;
c) datalinked
NEXRAD,
graphical
METARs (if ADS-B is enabled);
d) estimated time of arrival (ETA);
e) high-altitude
airways;
f) low-altitude
airways;
g) current latitude and longitude display of present position;
