184002172 - E3580 PROVISION FOR CELL PHONE - OPERATIONAL DESCRIPTION

Operational description

The connection D75 receives a direct supply - pin 9 - from the battery via the line for fuse F39 of underfacia control unit B2 .It receives an ignition-controlled power supply (INT) - pin 7 - via the line for fuse F49 of junction unit B2 .The power supply with the side lights on reaches pin 8 coming from the Body Computer M1, pin 18 of connector H: the telephone, if fitted, is lit up like the other controls    See E2530 INSTRUMENT LIGHTING. Pin 10 of connection D75 is earthed via the analogue earth for the radio, pin 12 of connector C of P20.Pins 4 and 3 of D75 provide the audio signal (+ and - respectively) for the radio P20 - pins 7 and 8 of connector C, which then controls the speakers     See E3510 RADIO. Pin 1 of D75 is also connected to the radio P20, pin 9 of connector C (MUTE function).