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.