Retrofit audio 20 CD with CD changer - AN82.60-P-0012CYA

MODEL 204.9 as of 7/31/12 as of model year 2013 with CODE 523 (Audio 20 CD) without CODE 494 (US version) without CODE 498 (Japanese version) without CODE 512 (COMAND APS with DVD changer) without CODE 527 (COMAND APS with single DVD drive (with navigation)) 

Fig 1: Identifying Radio

Courtesy of MERCEDES-BENZ USA

	Remove
1	Remove Audio 20 radio (A2)
			AR82.60-P-7502CY
		The Audio 20 radio (A2) is not longer required.
	Install
2	Install new Audio 20 radio (A2) with CD changer
			AR82.60-P-7502CY
3	Enter special equipment in online vehicle data card via vehicle documentation system (VeDoc)	Code (523) MB Audio 20 radio Add:  Code (510) Audio 20 with CD changer
4	Document retrofitted equipment through VeDoc	Attach note "Audio 20 CD with CD changer retrofitted as per AN82.60-P-0012CW " under field organization texts to design group 82.
5	Connect Star Diagnosis and select vehicle via the vehicle identification number (VIN)
			AD00.00-P-2000-04A
6	Perform variant coding with XENTRY using the software calibration number (SCN)	Listed control unit must be SCN coded with the Diagnosis Assistance System: Radio (A2) Audio 20 with CD changer
7	Disconnect STAR DIAGNOSIS
			AD00.00-P-2000-04A
8	Perform function test	See operating instructions for Audio 20 radio (A2) with CD changer.