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Antenna splitter, location/purpose/design/function - GF82.85-P-3107A: Notes

MODEL 208, 210, 215, 220 with CODE (352a) COMAND operating and display system with CODE (347) TELE AID emergency call system (D2B) 

MODEL 208, 210, 215, 220 with CODE (352b) Information and communication system (ICS) with CODE (498) Japanese version with CODE (347a) EMERGENCY CALL system 

Fig 1: Identifying Antenna Splitter
G04633684
  Antenna splitter, location Model 208: Right bottom trunk floor
Model 210: Below headliner in left C-pillar
 
    Models 215, 220 GF82.85-P-3107-01A 
  Antenna splitter, purpose Distribution of GPS signal
The antenna splitter (A2/5) is required when the vehicle is equipped with:
  • TELE AID/EMERGENCY CALL (code 347) and with
  • COMAND (code 352) simultaneously.
 
  Antenna splitter, design
  • Active frequency splitter with power supply via coaxial cable (phantom power supply)
  • 3 coaxial connection sockets
 
  Antenna splitter, function The antenna splitter (A2/5)  receives the signals from the GPS antenna (A2/49a2, A2/23)  and distributes them to the TELE AID control module (A35/8)  and the navigation processor (A40/3n2)  integrated into the COMAND operating, display and control module (A35/8)  .