Garmin GDL 90 Installation Manual

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Post-Installation Configuration & CheckoutGDL 90 Installation Manual 560-1049-00 Rev B 4-3Settings Format DescriptionAircraft Category integer (int) Code for aircraft category, from 0 to 180 = No aircraft type information1 = Light (ICAO) < 15 500 lbs2 = Small - 15 500 to 75 000 lbs3 = Large - 75 000 to 300 000 lbs4 = High Vortex Large (e.g., aircraft such as B757)5 = Heavy (ICAO) - > 300 000 lbs6 = Highly Maneuverable > 5G acceleration and high speed7 = Rotorcraft8 = (Unassigned)9 = Glider/sailplane10 = Lighter than air11 = Parachutist/sky diver12 = Ultra light/hang glider/paraglider13 = (Unassigned)14 = Unmanned aerial vehicle15 = Space/transatmospheric vehicle16 = (Unassigned)17 = Surface vehicle — emergency vehicle18 = Surface vehicle — service vehicleAircraft Length & Width 1 to 300 feetICAO Address xxxxxxxx Eight octal digitsAircraft Call Sign xxxxxxxx Eight characters defining aircraft call sign. Valid characters are A-Z, 0-9, and trailing space.Enter # if call sign is not available.Anonymous Mode x 1=available, 0=not availableWhen in anonymous mode, the GDL 90 doesn’t send out aircraftICAO address.Multi-Function Display x 0 = not installed 1 = MX20Altitude Filter Settings 10 to 254 hundreds of feet (Zero= Nofiltering)GDL 90 will not make available targets that are at altitudes higherthan the aircraft’s altitude + OR lower than aircraft’saltitude - Ex: if (50 20) was entered and aircraft is currently at 6000’, theGDL 90 will only provide for display any targets that are between4000’ (6000-2000) and 11000’ (6000+5000).Enter zero if no filtering is desired.Transmit Only x 1 =Tx-only 0 =Tx/RxIndicates whether the installed GDL 90 is a transceiver or just atransmitter.CAPSTONE feature x 0 =disabled 1 =enabledEnable/disable Capstone Squawk Code features. Refer to Section3.2 for more explanation of this setting.