Remove/install TV tuner - AR82.85-P-7366CY

MODEL 204.9 with CODE 498 (Japanese version) with CODE 865 (digital TV) 

Fig 1: Identifying TV Tuner Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Notes on avoiding damage to optical fibers during repair work		AH82.60-P-0001-05AK
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Connect Star Diagnosis and perform commissioning of digital TV tuner (A90/3)	When replacing digital TV tuner (A90/3).
			AD00.00-P-2000-04A
2	Switch off ignition and remove transmitter key or KEYLESS-GO start/stop button from electronic ignition lock control unit	KEYLESS-GO start/stop button only on vehicles with code (889) Keyless-Go.
3	Remove interior trim on right side of load compartment (1)		AR68.30-P-1180CY
4	Remove screws/bolts (2) and remove TV antenna splitter (A2/89)
5	Disconnect electrical connector (3)	The number of connectors varies depending on equipment installed and the connected peripheral devices
6	Disconnect electrical connector with optical fiber (4)
7	Remove screws/bolts (5) and remove digital TV tuner (A90/3) with bracket (6) from trunk
8	Install in the reverse order