Rev. 11 Page 1-27
GI275
PrimaryADI
[Attitude,Altitude,Airspeed,andHeading]
BackupBattery
(Optional)
GTP59
OATProbe
[2]
Pitot/Static
Plumbing
[7]
GPS#1
[5]
OR
Radar
Altimeter
ExternalFlight
Director
Autopilot
[1]
Standby
Instrument
Magnetic
Compass
[6]
Analog
Mechanical
RS‐232(GMU44B)
RS‐485(GMU44B)
RS‐232(GMU11)
Analog
HSDB
LRUPower
GMU44B
OR
GMU11
Magnetometer
Traffic
HSDBor
ARINC429
GI275
BaseUnit
#1EIS
InternalADAHRS
[ADAHRSorADAHRS+APunits]
[1]….GI275ADAHRS+APrequiredtodrivetheautopilotifequipped.
[2].…GTP59interfaceisoptionalbutrecommended.Ifthesystem
includesaGI275ADI(s),theGTP59MUSTONLYbeconnected
totheGI275ADI(s).ForstandaloneGI275EISinstallations,
connecttheGTP59totheGEA24/110.IfconnectedtoEIS
adapterintwin‐engineaircraft,onlyconnecttoone,notboth.
[3]....MFDpageslimitedtoClassI‐IIaircraft.Reversionaryswitch
requiredwhenStandbyADIhasMFDpages.Seesection3for
restrictions.
[4].…Navcanbeconnectedtoanyunit.
[5].…GPSsourceisrequired.Eitherbackupantennaor externalGPS
source.
[6]….Mustberetained.
[7]….RequiredconnectionforaidingAHRS.
[8]….AbackupbatteryisrequiredforStandbyGI275unitsthatdonot
utilizeanelectricalpowersourcethatisindependentfromthe
aircraft’sprimaryelectricalpowersource.
GI275
HSI/StandbyADI
[3]
[Attitude,Altitude,Airspeed,andHeading]
HSDB
GPS#2
[5]
Reversionary
Switch
[3]
BackupGPS
Antenna
[5]
Coaxial
BackupBattery
(Required)[8]
InternalADAHRS
[ADAHRS]
RequiredandinstalledperSTC
OptionalandinstalledperSTC
NotinstalledperSTC
ARINC429
GEA24/110
EngineInputs
[2]
OR
RS‐232(GEA24)
RS‐485(GEA110)
Analog
Digital
HSDBor
Discrete&
ARINC429
HSDBor
RS‐232&
ARINC429
NAV#1
HSDBorAnalogor
RS‐232orARINC429
NAV#2
HSDBor
RS‐232&
ARINC429
HSDBorAnalogor
RS‐232orARINC429
GSB15
USB