Retrofitting CD changer - AN82.64-P-0001MO

MODELS 220.025/028/063/067/070/075/083/084/087/125/128/163/167/170/175/176/183/184/187 1# as of 1.9.03 Vehicles with MOST fiber optical cable 

Fig 1: Overview Of Retrofitting CD Changer Components - Shown On Vehicle With Sound System

Courtesy of MERCEDES-BENZ USA

Shown on vehicle with sound system (code 810) 

	Remove
	Risk of explosion  caused by escaping oxyhydrogen gas. Risk of injury  caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries  caused by short circuit. Risk of poisoning  caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices	No fire, sparks, open flames or smoking. Wear acid-resistant gloves and clothing and safety glasses with side guards. Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground. Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers.
1	Disconnect battery ground line
	Notes on battery	All models
	Notes on AGM battery	Model 220.028 with CODE (450) Taxi version. Models 220.070/075/175/178/875/878 as of 1.1.01.
2	Remove audio gateway control unit (N93/1)	Do not detach electrical couplings. Do not remove audio gateway control unit (N93/1) from the bracket. If a side wall paneling without access flap for the CD changer has been installed, this must be replaced with one with an access flap.
	Install
3	Extend fiber optical cable ring for components to be retrofitted	Risk of breakage!  Do not kink optical waveguide, route over sharp edges or bend in radii smaller than 25 mm. Tensile forces on inserts must not exceed 65 N. Do not squeeze fiber optical cable and do not compress with clamps or tie straps.	AN82.64-P-0001-05MO
4	Install audio gateway control unit (N93/1)
5	Retrofit CD changer in trunk		AN82.64-P-0001-04MO
6	Perform startup with STAR DIAGNOSIS.	Perform nominal/actual configuration.
7	Perform function check	See owner's manual.
8	Fit remaining parts to vehicle	If a side wall paneling without access flap for the CD changer has been installed, this must be replaced with one with an access flap.
9	Add special equipment to the vehicle data card and to the online vehicle data card	CD changer (6-disc) (code 819).