G1000

Question 1

PFD and MFD displays

Answer 1

GDU 1040/1044B
Kap 140 1040
Displays all functions of the G1000
Both displays talk to each other via Ethernet

Question 2

Integrated Airframe Unit

Answer 2

GIA 63 (there are 2) one for each display not connected together
Main communication hub, Links all LRUs to the displays
Contains GPS receiver, VHF/COM/NAV/Glide slope receivers
Microprocessors
Connects to proper display via Ethernet cable

Question 3

Air data computer

Answer 3

GDC 74
Pitot and OAT
Altitude
Airspeed
Vertical speed
Outside air temp

Question 4

Engine airframe unit

Answer 4

GEA 71
Engine stuff
Oil temp and pressure
Fuel quantity
Fuel flow
Tach
Electrical
Exhaust gas temp

Question 5

Attitude & Heading reference system

Answer 5

GRS77
Gyro replacement, uses accelerometers and rate sensors instead of vacuums and gyros
Provides attitude indicator and heading by taking info from magnetometer, air data computer, and integrated airframe unit for gps info

Question 6

Magnetometer unit

Answer 6

GMU 44
Measures local magnetic field and is connected to the GRS77
Located left wing

Question 7

Audio Panel

Answer 7

GMA 1347
Integrates Nav and coms frequencies
Has the red reversionary mode for pfd failure

Question 8

Transponder

Answer 8

GTX33
Mode S transponder

Question 9

Data Link (Ads-b)

Answer 9

GDL 90
Transmit and receive ADS-B information and weather information
Broadcasts velocity altitude position projected track

Question 10

Red x on fuel quantity

Answer 10

Can happen when fuel is full

Question 11

No vacuum annunciation in 110SQ

Answer 11

No vacuum system replaced