PRIMUSr 1000 Integrated Avionics System
A28--1146--112--00
Electronic Flight Instrument System (EFIS)
4-100
D TuneBox--Itemsthatare displayedinthetuneboxcan bechanged
using the RMU TUNE knob.
D Selected Course -- The selected course in the tune box can beset
using the RMU TUNE knob.
D Lateral Deviation Indicator --Thelateral deviationindicator ispart
ofthecoursepointer.Itslidesleftandright alongthelateraldeviation
scale to indicate the amount of lateral devation from the selected
course.
D Digital ADF Bearing -- This readout indicates the number of
degrees to the tuned ADF.
D Digital VOR Bearing -- This readout indicates the number of
degrees to the tuned VOR.
D Heading Arc Compass Rose -- 90_ of heading is displayed. The
digits and arc are shown in white.
D CoursePointerWith Display--Agreen coursearrowisdisplayed.
A digital readout (in green) of the selected course is shown in the
lower left corner. When the RMU line select key next to the course
readout is pushed, it is boxed in yellow. TheRMU tune knob is used
toselectanewcourse,Theinnerknobselects1_changes,theother
knob selects 10_ changes.
NOTE: Theyellowtune box returns tothe coursewindow after20
seconds of RMU inactivity.
D Standby Navigation Display Failure Indications -- See figure
4--57 for an illustration of the RMU backup navigation display with
failures.
- COURSE GLIDESLOPE DEVIATION -- Deviation bar or pointer
is removed and replaced with a red X.
- DIGITAL DISPLAY OF DME DISTANCE, NAV OR ADF
FREQUENCY, DIGITALBEARING --Whentheseinputs fail,the
data is replaced with amber dashes.
- HEADING FAILURE --A red HDG FAILisdisplayedinthecenter
of the arc display. The course pointer and its digital readout are
removed. All bearing pointer information is removed.
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