Headunit basic version (HU-B)

As headunits, control units from different system suppliers can be used. In recent years the entire series included the following:

Headunit High (Navigation Professional): 

• Headunit High (HU-H), generation 3
• High version Car Information Computer (CIC), generation 2
• Car Communication Computer (CCC), generation 1

Headunit Basic Version (Navigation Business) 

• Headunit Basis with navigation (HU-B)
• Basic Version Car Information Computer (CIC)
• 2nd generation Central Headunit and Multimedia Platform (CHAMP)
• Multi-audio system controller (M-ASK)

Radio (no navigation) 

• Headunit basic version (HU-B)
• Radio Professional (RAD2)
• Radio Business (RAD)

The latest generation of the Headunit Basis (HU-B) is described below. 

The HU-B control unit is used as a headunit. The Headunit Basis is the headunit in the MOST network (for vehicles with MOST): Otherwise the Headunit Basis is connected to the K-CAN4.

The noticeable changes  for the headunit basic version are:

• Central Information Display connected via APIX data line (previously LVDS data line)
• Diversity (aerial amplifier without aerial diversity; aerial diversity integrated in the headunit)
• Controller with only 5 selector keys and one tilt direction
• Integrate of the following former control units as functions in the head unit:
  • Digital tuner (DAB)
  • Digital tuner US (IBOC)
  • Satellite car radio (SDARS)
• Integrated telephone function (depending on optional equipment)
• Integrated navigation (optional)

The latest Headunit Basis generation is now equipped with either one CVBS line or, for navigation, two CVBS lines.