737 MAX Flight Crew Operations Manual
Flight Instruments, Displays -
MAX Display System – Navigation
Displays
10.40.2
MN-FLT-OH-201
ND Information
Heading
Heading is supplied by the FMC or air data inertial reference system (ADIRS).
The ND compass rose can be referenced to magnetic north or true north.
Track
Track is supplied by the FMC during normal operation.
Traffic
Traffic information from the TCAS can be displayed on the ND. TCAS is
described in Chapter 15, Warning Systems.
Weather Radar
Weather radar information can be displayed on the ND. The weather radar system
is described in Chapter 11, Flight Management, Navigation.
Failure Flags and Messages
Failure flags are displayed for system failures or invalid information. Indications
are blanked or replaced by dashes when source system information is not
available.
The message EXCESS DATA is displayed if the amount of information sent to the
ND exceeds the display capability. When this occurs, the system removes some
information from the display. The message can be removed by:
• reducing the amount of map information
• reducing range, or
• deselecting one or more of the EFIS control panel map switches (STA,
WPT, ARPT, DATA, POS).
March 1, 2021