The Backup Attitude Direction Indicator, is as it is called, a backup device of the primary ADI. It is powered by an own gyroscopic system and therefore independent from the primary ADI. This instrument does not deliver ILS-data. It is located on the center console above the right MFD.

	The indicator and his elements
	Pictures from the Backup Attitude Direction Indicator

Note:
The showed panel drawing is a drawing with can be downloaded from my page Documents, plans and diagrams from the F-16.

ADI Backup

Note:
To zoom please select the picture with your mouse.

Source:
Picture No. 4 was provided by Kostas Kefalas