Circuit / System Description

The Ethernet bus 4 is used to communicate between A11 Radio and A11 Radio or K56 Serial Data Gateway Module depending on the Radio type or vehicle configuration.

• K56 Serial Data Gateway Module and K73 Communication Interface Module for vehicles equipped with IOR radio.
• A11 Radio and K73 Communication Interface Module for vehicles equipped with other radios such as IOK, IOS, IOT, IOU, IOV, IVD.

This Ethernet harness consists of a single twisted copper pair of wires (circuits 7210 & 7211) from point to point.