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Home >> Volvo >> 2008 >> XC70 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Electrical Modules And Components - Design And Function - 4 Of 5 >> Remote Digital Audio Receiver (RDAR) >> System Overview >> Signals
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System Overview: Signals

The table below summarizes the input signals to and output signals from the Remote Digital Audio Receiver (RDAR). The signal types are divided into directly connected signals and MOST communication. The illustration below displays the same information with the Volvo component designations.

Input signals Output signals
Directly connected:  Directly connected: 
  • Antenna (16/47).
  • Antenna (16/47).
Via MOST communication:  Via MOST communication: 
  • Infotainment control module (ICM) (3/281)
  • Infotainment control module (ICM) (3/281)
  • Integrated audio module (IAM) (16/1)
  • Audio module (AUD) (16/105)
Fig 1: Identifying Remote Digital Audio Receiver (RDAR)
GLL152308Courtesy of VOLVO CARS CORPORATION