LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Land Rover >> 2006 >> Range Rover HSE >> Repair and Diagnosis >> External Pages >> Different car >> Section 63 (Module Communications Network) >> Module Communications Network >> Description & Operation >> Communications Network >> Most Ring
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Most Ring

WARNING: This page is about a different car, the 2009 Land Rover Range Rover, 2008 Land Rover Range Rover, and 2007 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.

The MOST ring uses fiber optic cables to transport data and audio signals around the information and entertainment system. The fiber optic cables are arranged in a ring, with each unit on the ring having a 'MOST in' and 'MOST out' connection.

The MOST ring is a synchronous network. A timing master supplies the clock and all other components on the ring synchronize their operation to this clock. The timing master for the MOST ring is the integrated head unit.

When handling MOST fiber optic cables the following precautions should be observed: