737 MAX Flight Crew Operations Manual
Flight Management, Navigation -
ATC Data Link
MN-FLT-OH-201
11.34.19
1
ALTITUDE
Initially displays dashes or altitude entered on ATC REQUEST page.
Valid entries are XXX or FLXXX (flight level), XXXXX (feet), XXXXXM
(meters), XXXXX/XXXXX or FLXXX/FLXXX (block altitude).
Block altitude in meters is not permitted.
Entry selects a message requesting a level altitude, climb, or descent based on
current altitude.
Altitude may be deleted.
2
STEP AT
Initially displays dashes.
Valid entries are: fix name, navaid, airport, latitude–longitude, place
bearing/distance, or time.
Entry of a position or time with an altitude request selects a message requesting a
step up or down at a specified time based on current altitude.
Entry may be deleted.
3
AT PILOT Discretion (AT PILOT DISC)
Push – displays AT PILOT DISCRETION in large font and selects as message
element.
Selection may be deleted.
4
REQUEST
Push – displays ATC REQUEST page.
5
Request Cruise Climb (REQUEST CRZ CLB)
Push – displays CRZ CLB in large font and selects message requesting cruise
climb to entered altitude.
Selection may be deleted.
6
MAINTAIN OWN SEPARATION/VMC
Push – displays SEPARATION/VMC in large font and selects MAINTAIN OWN
SEPARATION AND VMC message element.
Selection may be deleted.
7
DUE TO PERFORMANCE
Push – displays PERFORMANCE in large font and selects DUE TO
PERFORMANCE message element.
March 1, 2021