AeroNav 900/880 Series Pilot’s Guide
89000039-010
7-26 General Rev 1 May 2019
SELF TEST OUTPUT
For the duration that the notification of legal rights page is
displayed during normal power up on the ground, all remote
annunciator lamps are lit up and the system generates a specific
set of electrical outputs for the purpose of self-test and
troubleshooting. The table below defines the outputs transmitted
during this time.
Half-scale left deviation, TO
indication, flag stowed
Glideslope/Vertical
Deviation
Half-scale up deviation, flag stowed
Bearing to Waypoint
(RMI)
150° when interfaced to an HSI with
course pointer
Roll Steering (if
applicable)
Flight Director commands 0° bank
(level flight) for 5 seconds; commands
increasing right bank at 1°/second for
5 seconds; commands 5° right bank
for 5 seconds; commands decreasing
right bank at 1°/second for 5 seconds,
until command is 0° bank again. This
cycle repeats continuously.