G900X/G950 Installation and Maintenance Manual – GDU 1040 Page 2-1
190-00719-00 Revision D
2 GDU 1040
2.1 Equipment Description
The GDU 1040 provides a central display and user interface for the G900X/G950 Integrated Cockpit
System. The display is mounted flush to the aircraft instrument panel using four ¼ turn fasteners. A
GDU 1040 can be configured as either a Multi Function Display (MFD) or Primary Flight Display (PFD).
The GDU 1040 provides the following functions:
2.1.1 Flight Instrument Functions
• Display of attitude (pitch and roll), rate of turn, slip/skid, heading, airspeed, altitude, and vertical
speed information (PFD or reversionary modes only)
• Display of engine and airframe instrumentation (MFD or reversionary modes only)
2.1.2 Navigation Instrument Functions
• Display of position and ground speed
• Display of stored navigation and map databases
• Control and display of the HSI, Selected Heading and Selected Course (PFD or reversionary
modes only)
• Area navigation functions using the determined position/velocity and stored navigation data
• Approach navigation functions and associated databases
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