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6 Cards in this Set
- Front
- Back
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IR 1(2)(3) Mode Rotary Selector
(ADIR Panel) - OFF - NAV - ATT |
OFF:
The ADIRU is not energized. ADR and IR data are not available. NAV: Supplies full inertial data to aircraft systems. ATT: IR mode supplies only attitude and heading information, if the system loses its ability to navigate. The heading must be entered through the CDU keyboard and has to be reset frequently (about every 10 minutes). |
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IR 1(2)(3) LT
(ADIR Panel) - FAULT Light - ALIGN Light |
FAULT:
With an ECAM caution when a fault affects the respective IR. Steady: the respective IR is lost. Flashing: the attitude and heading information may be recovered in ATT mode. ALIGN: Steady: the respective IR is operating normally in align mode. Flashing IR alignment fault: 1. no present position entry after 10 min 2. difference between IR positions 3. difference between position at shutdown and entered position exceeds 1° of latitude or longitude. 4. movement during alignment Extinguished: Alignment has been completed. |
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ON BAT LT
(ADIR Panel) |
Comes on amber when one or more IRs is supplied only by the a/c battery. It also comes on for a few sec at the beginning of the alignment, but not for a fast realignment.
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DATA selector knob
(ADIR Panel) |
This knob selects the information to be displayed in the ADIRS display window.
TEST: The ENT and CLR buttons on the keyboard come on, and the display shows all 8's. TK/GS: The display shows true track and ground speed. PPOS: The display shows present latitude and longitude WIND: The display shows true wind direction and speed. HDG: The display shows true heading and the minutes remaining until alignment is completed. STS: The display shows an action code. |
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SYS selector knob
(ADIR Panel) - OFF - 1.2.3 |
OFF:
The CDU display is not energized. ADIRS are still energized if the associated IR mode rotary selectors are not at OFF. 1.2.3: System selected for data display. |
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ADR 1(2)(3) pb (momentary action)
(ADIR Panel) - OFF - FAULT Light |
OFF:
Air data output disconnected. FAULT: This amber light comes on with an ECAM caution, if a fault is detected in the air data reference part. |
