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

MODEL 231 

with CODE 863 (Digital/analog TV tuner) 

MODEL 231 

with CODE 865 (TV tuner) 

Fig 1: TV Tuner Remove/Install Components (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: TV Tuner Remove/Install Components (2 Of 2)

Courtesy of MERCEDES-BENZ USA

	Notes on avoiding damage to optical fibers during repair work		AH82.60-P-0001-05AK
	Remove/install
1	Remove side rear side paneling		AR68.30-P-4780RK
2	Switch off ignition and remove transmitter key (A8/1) or KEYLESS-GO start/stop button (S2/3) from electronic ignition lock control unit (N73)	KEYLESS-GO start/stop button (S2/3) only with CODE 889 (KEYLESS-GO).
3	Remove frame (3) at stowage compartment behind center console	Unclip frame (3) and swivel forward and upward. Guide out frame (3) toward front.
4	Remove screws/bolts (4) and remove bracket (5)
5	Disconnect electrical connector (7)
6	Release and disconnect optical fiber connector (8) at TV tuner (analog/digital) (A90/1) or digital TV tuner (A90/3)
	Notes on avoiding damage to optical fibers during repair work		AH82.60-P-0001-05AK
7	Cover optical fiber connector (8) and device connector at TV tuner (analog/digital) (A90/1) or digital TV tuner (A90/3)	Cover contacts from optical fibers with protective cap, stop plugs or a clean rag. Soiled or scratched surfaces weaken the light.
8	Unscrew nuts (6) and remove bracket (9) with TV tuner (analog/digital) (A90/1) or digital TV tuner (A90/3) upward
9	Unscrew nut (10) and remove TV tuner (analog/digital) (A90/1) or digital TV tuner (A90/3)	To do so, push TV tuner (analog/digital) (A90/1) or digital TV tuner (A90/3) out of bracket (9).
10	Install in the reverse order
11	Perform function test