FUNCTIONAL DESCRIPTION

The radio P020 receives a direct battery power supply (pin 44 of connector A) through the line for fuse F36 of the Body Computer M001.

Pin 43 of P020 is earthed.

The CAN reaches pin 12 and 2 of radio P020 and connects it to the Body Computer M001 and the other system nodes.

The Body Computer M001 is connected to the radio controls on the steering wheel via the clock spring D047: pin 35 of connector D provides the reference earth at pin 6 of D047; pin 52 of connector D of M001 receives the signals from the buttons to the right of the steering wheel, whilst pin 50 of connector D of M001 receives the signals from the buttons to the left of the steering wheel.

The Body Computer M001 - connector A - receives a direct power supply from the battery through the line protected by maxi fuse F01 of the engine compartment junction unit B001.

The Body Computer M001 receives an ignition-controlled (INT) power supply at pin 11 of connector E, whilst pin 9 of connector E of M001 provides the Body Computer with a reference earth.

The following cables with signals for the speakers leave connector A of P020:

- pins 47 and 51 to the front left speakers P035 and P045;

- pins 46 and 50 to the front right speakers P036 and P046;

- pins 48 and 52 to the rear left speakers P030 and P047;

- pins 45 and 49 to the rear right speakers P031 and P048.

The aerial P025 - connector A on standard version and connector B on DAB version - is connected to the radio through dedicated coaxial cables.

The P025a (FM1 - DAB and GPS) stylus aerial and the P025b (FM2) aerial incorporated in the heated rear window are connected to the radio by means of dedicated coaxial cables.

AUX socket P157A is connected to radio P020, connector A at pins 7, 6, 16, 17, 13 and 18, through the AUX-IN Reference, AUX-IN RG, AUX-IN LF, AUX-IN Detect, trim lighting, display earth signals respectively.