312001004 - E3570 BUILT-IN RADIO PHONE - FUNCTIONAL DESCRIPTION (Bluetooth)

FUNCTIONAL DESCRIPTION

The Convergence control unit M162 receives a power supply, at pin 16, directly from the battery via the line protected by fuse F36 of the Body Computer M001 (pin 19 of connector E).The control unit M162 receives an ignition-controlled supply (INT), at pin 32, via the line for fuse F51 of the Body Computer M001 (pin 5 of connector E).Pin 15 of H162 is connected to the left rear earth C030.The Convergence control unit M162 (pins 14 and 30) is connected, via the B-CAN, to the radio P020 (pins A3 and A1 of connector A), to the Body Computer M001 (pins 37 and 52 of connector F), to the instrument panel E050 (pins 5 and 6) and to the other system nodes.The control unit M162 is connected, via pins 5, 22 and 21, with the radio P020 (pins 1, 2 and 3 of connector B) to manage the signals for the reproduction of the contents for the multimedia player function: AUX left, AUX right and AUX earth signals respectively.The Media Player USB socket P143 is connected to the Convergence control unit M162 (pins 3, 4, 19, 20 and 31) respectively, with signals: signal D+, reference earth, signal D-, 5V power supply and shielding.The hands-free microphone P026, located near the front courtesy light, is connected to pin 8 of M162, whilst pin 24 is prepared for the cable screening.The Body Computer M001 is connected to the radio controls on the steering wheel via clock spring D047: Specifically:

  • at pin 6 of D047 the reference earth signal from pin 35 of connector D of M001 is received;
  • the signal is sent, from pin 4 of D047, for the MUTE/ESC, WINDOWS logo, VOL+ and VOL- controls (located to the left of the steering wheel) to pin 50 of connector D of M001;
  • the signal is sent, from pin 3 of D047, for the SOURCE/OK, TELMAIN, SCAN+ and SCAN- (located to the right of the steering wheel) to pin 52 of connector D of M001.
The Body Computer M001 receives a direct battery power supply (pin 1 of connector A) protected by fuse F01 of the engine compartment junction unit B001 (pin 18 of connector B); it also receives an ignition-controlled power supply (INT) at pin 11 of connector E.The Body Computer M001 is also connected to the driver''s dashboard earth C015 via pins 9 and 10 of connector E.