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Remove/install radio - AR82.60-P-7502TX

MODEL 219.3 up to 2.3.08 except CODE (809) Model year 2009 with CODE (523) MB Audio 20 radio with CODE (525) MB Audio 50 APS radio 

Shown with code (523) MB Audio 20 radio 

Fig 1: Identifying Radio Remove/Install Components
G10768576Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
1 Buffer basic data of radio (A2) in Star Diagnosis When replacing the radio (A2).
INSTALLATION IMPORTANT Transfer temporarily stored basic data to the new radio (A2).
 
REFER TO SELF-DIAGNOSTIC SYSTEMS Connect STAR DIAGNOSIS and read out fault memory   AD00.00-P-2000-04TX
2 Remove ashtray housing (1) from front center console   AR68.20-P-2400TX
3 Unclip electrical connector with fiber optic cable (2) toward the front out of the bracket (3) On vehicles with code (819) CD-changer  
NOTES Notes on avoiding damage to fiber optic cables during repair work With Media Oriented System Transport (MOST) AH82.60-P-0001-05TX
4 Unclip electrical connector (4) from bracket (3)    
5 Remove bolts (5)    
6 Pull center stowage compartment (6) or CD changer bracket (7) out of the center console until the bolts (8) are accessible IMPORTANT CD changer bracket (7) in vehicles with code (819) CD changer.  
7 Unscrew bolts (8) as far as to the stop    
8 Pull radio (A2) out of the center console until the electrical connectors (9) are accessible    
9 Separate electrical connectors (9) and remove radio (A2)    
10 Install in the reverse order