32 Category Ii Invalid Annunciator - Honeywell SPZ-8000 Pilot's Manual

If the above conditions are not met when CAT 2 is selected,
INVALID is displayed on line two of the advisory display for 5 seconds,
as shown in Figure 8--32.
Once the aircraft has flown below 800 feet radio altitude, the following
conditions must be met for CAT 2 to remain valid:
Dual IRS valid
D
Single DADC valid
D
Single radio altitude valid
D
Single flight guidance computer valid
D
Dual ILS data valid
D
No ILS data miscompare
D
Approach track and dual couple
D
Autopilot engaged.
D
After CAT 2 has been established and any invalid occurs, the flight
guidance computer annunciates
display and lights the
if the aircraft is above 200 feet radio altitude, the EFIS annunciates
CAT 2 on the EADI . If the aircraft is below 200 feet radio altitude, EFIS
displays a flashing
fails, the EFIS displays a flashing
altitude. Pushing the
messages.
A28--1146--055
REV 2
SPZ--8000 Digital Integrated Flight Control System
Category II Invalid Annunciator
Figure 8--32
RESET light, as in Figure 8--32. At the same time,
CAT 2. If CAT 2 goes invalid because radio altitude
CAT 2
RESET button clears all CAT 2 warning
CAT 2 INVALID
regardless of the existing radio
CAT 2
AD--58152@
on the advisory
Modes of Operation
8-39