Honeywell SPZ-8000 Pilot's Manual page 149

SPZ--8000 Digital Integrated Flight Control System
Table 6--9 lists the steady invalid operation message annunciators.
Message
CHECK NAV
SOURCE
NO ENGAGEMENT
ON GROUND
L AFCS OFF
R AFCS OFF
ENGAGE INHIBIT
Invalid Operation Messages (Steady)
Automatic Flight Control System (AFCS)
6-16
Timed--out
Reset
(5 sec)
Light On
Yes
No
No
Yes
Yes
Table 6--9 (cont)
Comments
No This message
indicates that the
mode cannot
engage because
of an improper
NAV source
selection on
active EHSI.
Yes Tuned to localizer
(TTL) has
changed state
during VOR or
LOC modes.
No AP cannot be
engaged while
the aircraft in on
ground.
No This message
appears at L
AFCS or R AFCS
activation and
indicates that the
corresponding
AFCS is failed.
No Engaging the AP,
YD, or M TRIM is
inhibited for any
reason.
A28--1146--055
REV 2