Figure 6-35. Microsoft Windows Calculator - Garmin GTN 635 Installation Manual

FLIGHT ID TYPE (GTX 33 ONLY)
Select the flight ID type. For operation requiring the flight crew to enter an aircraft identification
designator, select the page identified as PILOT ENTRY. When this choice is selected and the crew enters
the Flight ID correctly, the flight number call sign for radio contact with ATC is the same flight
identification that the GTX 33 Mode S transponder replies to ATC radar interrogations.
Selection
CONFIG ENTRY
PILOT ENTRY
SAME AS TAIL
Selecting PILOT ENTRY allows the flight ID to remain the same as that entered during the previous
flight until it is updated, the crew is not prompted to update the flight ID. The selections ‗SAME AS
TAIL' and ‗CONFIG ENTRY' are fixed Mode S addresses.
FLIGHT ID (GTX 33 ONLY)
Enter the flight ID number of the aircraft. This field allows 8 alphanumeric characters.
AIRCRAFT LENGTH (GTX 33 ONLY)
Sets the length of the aircraft to less than or equal to 15 meters (49 ft), less than or equal to 25 meters
(82 ft), less than or equal to 35 meters (115 ft), less than or equal to 45 meters (148 ft), less than or equal
to 55 meters (180 ft), less than or equal to 65 meters (213 ft), less than or equal to 75 meters (246 ft), less
than or equal to 85 meters (279 ft), or more than 85 meters (279 ft). Enter the aircraft's minimum length
category.
AIRCRAFT WIDTH (GTX 33 ONLY)
Sets the wingspan of the aircraft to less than or equal to 11.5 meters (38 ft), less than or equal to 23.0
meters (75 ft), less than or equal to 28.5 meters (94 ft), less than or equal to 33.0 meters (108 ft), less than
or equal to 34.0 meters (112 ft), less than or equal to 38.0 meters (125 ft), less than or equal to 39.5
meters (130 ft), less than or equal to 45.0 meters (148 ft), less than or equal to 52.0 meters (171 ft), less
than or equal to 59.5 meters (195 ft), less than or equal to 67.0 meters (220 ft), less than or equal to 72.5
meters (238 ft), less than or equal to 80.0 meters (262 ft), or more then 80.0 meters (262 ft). Enter the
aircraft's minimum width category.
ENHANCED SURVEILLANCE (GTX 33 ONLY)
Sets Enhanced Surveillance (EHS) to DISABLE or ENABLE. When EHS is set to DISABLE the
enhanced surveillance function is not available.
Page 6-30
Rev. C

Figure 6-35. Microsoft Windows Calculator

Allows technician to enter Flight ID while in configuration mode only.
Allows pilot/technician to enter Flight ID in the GTN in normal mode.
If Address Type is US Tail, allows Flight ID to use the same number.
Description
GTN 625/635/650 TSO Installation Manual
190-01004-02