Embraer EMB145 Operation Manual page 2523

NAVIGATION AND
AIRPLANE
COMMUNICATION
OPERATIONS
MANUAL
NAVIGATION DISPLAYS
The navigation data provided by the Radio Management System and
Flight Management System are displayed to the crew through the
PFDs, MFDs and RMUs.
ADF and/or VHF NAV bearings and VHF NAV or FMS CDI (Course
Deviation Indicator) are displayed on the PFD in an Electronic
Horizontal Situation Indicator (EHSI). The EHSI navigation sources as
well as the display format (Full Compass or Arc) may be selected by
the crew via the Display Control Panel (DCP).
Several other navigation data are also presented on the PFDs: GS
(Glide Slope) pointer, DME distance, Ground Speed/Time-to-go,
marker beacon indicators, wind intensity and direction vector, etc.
The MFDs present Weather Radar, TCAS and the route selected on
the FMS. Additional information is also presented on the MFD: wind
intensity and direction vector, TAS, Time-to-go, etc.
The RMUs NAV Backup Page also present the EHSI, in the Arc format
only (see section 2-18-11).
Page Code
1 01
2-18-40
MARCH 30, 2001