Head Unit/Instrument Cluster Control Unit, Basic Function - GF82.85-P-9893A

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Model All (CAR)

with code 545 (Connect 5 (NTG6))

Example illustration of head unit/instrument cluster control unit

Courtesy of MERCEDES-BENZ USA

Overview

This document contains information on:

General
Function requirements
Function

General

The head unit/instrument cluster control unit is the controller unit for the instrument cluster and the entertainment and communication systems integrated into the vehicle.

The head unit/instrument cluster control unit is a subscriber in the following bus systems:

Telematics CAN
User interface CAN

The head unit/instrument cluster control unit is located in the instrument panel on the driver's side.

Function requirements

Circuit 30t ON

Function

The head unit/instrument cluster control unit controls the following functions:

Instrument cluster display control
Multimedia system control
Radio mode
Media mode
Smartphone integration
Telephone

The head unit/instrument cluster control unit contains the following components depending on the equipment:

Radio tuner
Amplifier
Bluetooth® receiver
WLAN receiver

	Further basic functions
	Instrument cluster control, basic function		GF54.30-P-1001A
	Multimedia system, basic function		GF82.85-P-9900A