Checking serial communication to screens

Fig 1: Identifying Ignition ON

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition on.
• Switch on the system using the remote control.

  Check if the screens flicker once or flicker continuously when the system is turned on.

  Fig 2: Identifying Cable Connector To Display Screen/Head Restraint

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Do the display screens flicker when the power is switched on? 

• YES 

  Refer to Checking serial communication to screens 1 

• NO 

  Refer to Checking voltage to Rear Seat Entertainment Module (RSE)