Retrofit GPS Antenna For COMAND® Online Incl. DVD Changer - AN82.85-P-0008-04WM

Model 172.4 

with code 3U1 (Head unit europe/CIS-states/Monoglei) 

with code 505 (Radio 20 NTG5, not navigation-enabled) 

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

1. Detach protective foil from underside of GPS antenna (A2/23).
2. Position GPS antenna (A2/23) onto instrument panel and press firmly on.

   The bonding surface must be free of dust and grease. The GPS antenna (A2/23) must be stuck on within 30 s after detaching the protective foil. Otherwise there may be adhesion problems.

   The installation position of the GPS antenna (A2/23) is given by the underside of the fitted pins.

   Courtesy of MERCEDES-BENZ USA

3. Wrap felt tape around antenna line (2).
4. Route antenna line (2), starting from installation location of GPS antenna (A2/23), to device installation frame for the audio component.

   The white 1-pin connector socket (2.1) is connected when the COMAND® controller unit is installed.

   Use a pull-through device.

5. Fasten mounting clamp (2.2) of antenna line (2), as shown, to instrument panel.

Courtesy of MERCEDES-BENZ USA