Integrated Electronic Standby System (IESS)
BRIGHTNESS ADJUSTMENT BUTTONS
Adjusts brightness
AIRSPEED ROLLING DIGITS
Indicates actual calibrated airspeed.
ILS BUTTON
Selects the display of ILS 1 deviations.
REFERENCE BAROMETRIC PRESSURE INDICATION
Indicates the barometric pressure as set by the barometric rotary knob.
STANDARD BUTTON
Sets the barometric pressure to standard atmospheric pressure.
BRIGHTNESS CELL
Automatically adjusts the instrument brightness according to the ambient lighting.
ALTITUDE INDICATION
Indicates actual altitude.
Green hashed box appears on the left side of the numeric digits when altitude is below 10.000 ft.
Minus (-) symbol appears on the left side when altitude is below sea level.
BARO ROTARY KNOB
Adjusts the barometric setting.
CAGE BUTTON
Resets attitude to zero, eliminating accumulated drift when the button is pressed for more than 2 seconds.
Must be used with wings levelled on stabilized flight conditions.
When pressed an amber CAGE flag is displayed on the upper right corner for the IESS.
ROLL INDICATION AND SLIP/SKID INDICATION
Indicates the bank angle of the airplane.
Bottom half of the triangle indicates slip or skid angle if flight is not coordinated.
AIRPLANE SYMBOL
Reference for airplane attitude indication.
VERTICAL SPEED
Indicates the actual vertical speed (ft/min).
Arrow indicates climb or descent.
ILS DEVIATIONS
Green diamond indicates glide slope and localizer position.
Vmo/Mmo BARBER POLE
Displayed when Vmo/Mmo is within the viewable range.
METER ALTITUDE INDICATION
Indicates the actual altitude in meters.
PITCH ANGLE SCALE
Provides a pitch angle indication between the airplane symbol and the horizon line.
MACH NUMBER INDICATION
Displays Mach speed.
ALIGNMENT
Takes about 90 seconds to align.
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