Garmin G5 Installation Manual page 17

1.6.1.4 GPS Aiding
The G5 requires GPS for attitude aiding. It contains an internal GPS receiver that can be connected to a
GPS antenna or optionally can use external GPS input if available.
As installed in this STC, the G5 receives the GPS position for aiding via the following methods:
•
GTN 6XX/7XX series navigators (See section 1.6.1.11)
•
GNS 4XX/5XX with WAAS series navigators (See section 1.6.1.11)
•
GNS 480 series navigator (See section 1.6.1.11)
•
GTX 3x5 w/GPS transponder with software version 2.10 or later. (See section 1.6.1.11)
•
Connection to the Glare Shield Mounted GPS Antenna (See section 1.6.5)
•
GPS 175/GNX 375 series navigators (See section 1.6.1.11)
Note: It is possible to connect to both a Glare Shield Mounted GPS Antenna via a coaxial cable and a
GPS navigator over RS-232 simultaneously.
Additionally, the G5 functions provided by the GPS are shown below:
•
Ground Track
•
Ground Speed (GS)
1.6.1.5 Air Data
The G5 unit is connected to the aircraft Pitot / Static system and optionally connected to the GAD 13 for
Outside Air Temperature (OAT) information. See section 4.1.2.4 for details.
The G5 functions provided by the air data are shown below:
•
Secondary Airspeed indicator
•
Secondary Barometric altimeter
•
Secondary Vertical speed
•
Secondary Altimeter Barometric Setting
•
Secondary Altimeter
•
Secondary Altitude Display
•
Selected altitude setting, bug and visual altitude alerting
•
Secondary Vertical Speed Indicator
•
Vspeed references
•
True Airspeed (TAS)
•
Crosswind speed and direction
•
OAT
The G5 is capable of sharing OAT information with navigators and transponders over the CAN bus,
which is converted to ARINC 429 at the GAD 29/29B.
Garmin G5 Electronic Flight Instrument Part 23 AML STC Installation Manual
Page 17
190-01112-10
Rev. 21