737 MAX Flight Crew Operations Manual
Flight Management, Navigation -
FMC Messages
MN-FLT-OH-201
11.60.35
Navlink ACARS Messages
1B785, 1B786, 1J585 - 1J594
Navlink ACARS Advisory Messages
Advisories are shown on the CDU next to L6 and R6. They signal the crew that
either a condition requires attention or that a function is available. Typically a
crew action extinguishes the advisory.
ACTIVE ADVISORY
CAUSE
CORRECTIVE ACTION
CONFIG
Airline ID or the
Registration Number is
not available to the
CMU-900.
Advise maintenance.
BAD ACTYPE
Improper aircraft type
loaded.
Advise maintenance.
APM ICAO
Aircraft Personality
Mode (APM) status is
INDETERMINATE
because of an (ICAO)
address conflict between
the APM and the
transponder broadcast.
Advise maintenance.
SELCAL
Voice go–ahead uplink
message received.
Selected SELCAL page
or select voice mode.
APM WARN
APM status is FAIL or
ABSENT.
Advise maintenance.
CHIMES
A chimes suppression
event has occurred.
When selected, this
advisory causes the
CHIMES
SUPPRESSED page to
show.
This advisory clears
when it is selected. The
CHIMES advisory is
then disabled until the
CMU-900 has been
restarted (a power cycle
has occurred).
March 1, 2021
