Retrofitting telephone (fixed installation) - AN82.70-P-0003AM

MODEL 220 up to 31.8.03 with CODE (316) MB GSM cellular telephone (D2B) except CODE (347) TELE AID emergency call system (D2B) except CODE (815) Dynamic navigation conversion of Motorola 2700 to Motorola 3788 

Fig 1: Overview Of Retrofitting Telephone Components

Courtesy of MERCEDES-BENZ USA

	Remove
	Notes on telephone conversion for Tele Aid emergency call system	Model 220 with code (316) MB D-network telephone (D2B) with code (347) TELE AID emergency call system (D2B)
1.1	Connect no load current retention unit	Applies only to vehicles without code (347) TELE AID emergency call system (D2B).
		Quiescent current retention unit CMP 12.2	*WH58.30-Z-1012-09A
	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.
2	Disconnect battery ground cable
	Notes on battery	All models
3	Remove CTEL handset	Handset is no longer used.
		Model 220 up to 30.6.00 with code (316) MB D-network telephone (D2B) in center armrest
4	Remove rear seat cushion
		Models 220.0/1 except code (223) Electrically adjustable rear bench seat except code (224) Electrically adjustable individual rear seats, with seat ventilation, heated seats, and memory package
		Model 220.0/1 with code (223) Electrically adjustable rear bench seat
5	Remove seat adjustment device on rear seat	Model 220.0/1 with code (223) Electrically adjustable rear bench seat with code (224) Electrically adjustable individual rear seats, with seat ventilation, heated seats, and memory package
6	Remove transmitter/receiver.	Transmitter/receiver is no longer required. Installation:  install new transmitter/receiver.
		Model 220 up to 30.6.00 with CODE (316) MB D-network telephone (D2B)
	Install
7	Retrofit telephone base holder	Install new tray with handset. Model 220 with code (316) MB D-network telephone (D2B) with code (347) TELE AID emergency call system (D2B)	AN82.70-P-0003-05N
8	Install in the reverse order	Steps 6 to 1.
9	Carry out start-up and function test