3315662 - E3510 RADIO - Functional description (Navigator, Radio Telephone, Sound System with CD player)
Functional description
The ICS display E60 shows the radio and integrated cellular 'phone functions, and also the connection to the CD player/changer, if present. Conventional radio connections P20 are connected to the back of the ICS unit: connector A for the fuel spply; connector C for connection with the radio / CD amplifier P70 and CD player/loader P75, located in the luggage compartment. radio P20 is supplied directly from the battery (maxifuse CENTR of B5 ) - to pin 4 of connector A - through the fuse F4 of the junction unit B1 . Pin 8 of connector A is earthed. Pin 1 of connector A receives the speedometer signal coming from the instrument E50 - pin 8 of connector B; pin 5 of connector A is connected to power source/amplifier of aerial P25 , which controls with aerial built into the heated rear window. In addition, the radio P20 is connected to the aerial by means of the specific coaxial cable. The connector C of P20 is connected to the CD player/changer P75 by pins 7, 8 ,9, 10, 11, 12, 18, 19 and 20: these lines provide the supply, control and connection by bus to the CD changer. The connector C of P20 is also connected to the radio amplifier / CD P70 - connector B - by pins 3, 4, 5 and 6; these lines send the loudspeaker amplification signals. The amplifier P70 is supplied directly from the battery to pins 8 and 19 of connector A - through the specific fuse B90 ; the pins 9 and 20 of connector A are earthed.Connector A of P70 also sends out the cables carrying the signals to the car's ten loudspeakers:
- pins 1 and 10 to the left front door speakers P35 and P45
- pins 2 and 11 to the right front door speakers P36 and P46
- pins 5 and 14 to the left rear door speakers P40 and P47
- pins 5 and 16 to the right rear door speakers P41 and P48
- pins 4 and 14 to the left rear speaker on the parcel rack P30
- pins 9 and 12 to the left rear speaker on the parcel rack P31