Before revision: ARINC 702A defines the Flight Management Systems (FMS) ARINC 704 defines the Inertial Reference System (IRS) ARINC 705 defines the Attitude and Heading Reference System (AHRS) ARINC 708 is the standard for airborne weather radar.
After revision: 707 defines the Radio Altimeter (RALT) ARINCARINC 702A defines the Flight Management Systems (FMS) ARINC 704 defines the Inertial Reference System (IRS) ARINC 705 defines the Attitude and Heading Reference System (AHRS) ARINC 708 is the standard for airborne weather radar.