PRIMUS
r
1000 Integrated Avionics System
A28--1146--112--00
AHZ--800 Attitude and Heading Reference System (AHRS)
A--3/(A--4 blank)
TRUE AIRSPEED
WEIGHT--ON--WHEELS
SHOP MAINTENANCE
MEMORY ACCESS MODE SEL
+28 VDC
AUX +28 VDC
INTEGRATED
AVIONICS
COMPUTER
NO. 1
EDS
FMS
FGS
INTEGRATED
AVIONICS
COMPUTER
NO. 2
EDS
P650
RADAR
RMU
AHRU
SERIAL
BUS
OUTPUT
DISCRETE
PITCH, ROLL
AHRS FAIL ANNUNCIATOR
INPUT
DISCRETES
INPUT
POWER
AD--51007@
FLUX VALVE COMPENSATION,
INSTALLATION ORIENTATION
MAGNETIC NORTH
LONG TERM STABILITY
PITCH, ROLL, HEADING,
FUNTIONS CONTROL
MAINTENANCE
ACCESS
MEMORY
MODULE
FLUX
VALVE
MADC
2
MADC
1
FLIGHT
RECORDER
AHRU Block Diagram
Figure A--1