CABIN ALT / LFE
CABIN ALTITUDE INDICATION
Displays cabin altitude in feet, regardless of the operating mode.
Green – normal operating range, Amber – cautionary operating range, Red – warning operating range.
CABIN RATE OF CHANGE INDICATION
Displays the cabin rate of change in fpm, regardless of the operating mode.
Green – normal operating range, Amber cautionary operating range.
DIFFERENTIAL PRESSURE INDICATION
Displays the differential pressure between the cabin interior and the outside in psi, regardless of the operating mode.
Green – normal operating range, Amber cautionary operating range.
LANDING FIELD ELEVATION INDICATION
Displays the landing field elevation in feet, regardless of the operating mode.
Green – inputs from FMS, Cyan – Manual input. A cyan “M” in front of the altitude readout indicates manual input.
Amber dashed – Invalid information or value out of displayable range. Manual operation is active.
Flight plan on MCDU must be closed to display landing field elevation (LFE) on EICAS.
HI FIELD INDICATION
Displays HI FIELD label whenever the Cabin Altitude is in High Altitude operation mode.
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