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.

PreviousAPUNextTRIM

Last updated