Removing and installing telecommunication control unit - AR82.70-P-7000TB

MODELS 211.0 /2 with CODE (494a) USA version 

Shown on model 211.0 

Fig 1: Removing/Installing Telecommunication Control Unit

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Remove/install
	Notes on avoiding damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
1.1	Transfer basic data from telecommunications control unit (N112) into STAR DIAGNOSIS and authorize the telecommunications control unit (N112)	Only when replacing telecommunications control unit (N112) Authorize telecommunications control unit (N112):↓
		Automatic data exchange	AR82.95-P-7000-01TB
		Manual data input (automatic data exchange not possible)	AR82.95-P-7000-01TC
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
		Diagnosis system STAR DIAGNOSIS	*WH58.30-Z-1048-13A
2	Remove emergency call system antenna splitter (A2/25)		AR82.70-P-8953TB
3	Unplug electrical connectors from telecommunication control unit (N112)	First pull off the white plug, then all the others. Installation:  Lastly, connect the white plug.
4	Disconnect fiber optical cable (1) from telecommunications control unit (N112)
5	Cover fiber optic cable (1)		AR82.95-P-0005-01A
6	Unscrew bolts (2)
7	Using two mounting wedges (3), press off the telecommunications control unit (N112) from the carrier plate (4) and then remove		Figure
8	Install in the reverse order

Fig 2: Identifying Mounting Wedge (110 589 03 59 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1048-13A	STAR DIAGNOSIS diagnosis system, Compact Passenger Car	6511 1801 00