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Alfa Romeo GT 1.9 JTD 16V – PREPARATION FOR CELLULAR TELEPHONE – – Mobile phone pre-setting – WIRING DIAGRAM, LOCATION COMPONENTS, OPERATIONAL DESCRIPTION – WIRING DIAGRAM, LOCATION COMPONENTS, OPERATIONAL DESCRIPTION

Wiring diagram - PREPARATION FOR CELLULAR TELEPHONE - Alfa Romeo GT 1.9 JTD 16V

PREPARATION FOR CELLULAR TELEPHONE - WIRING DIAGRAM Alfa Romeo GT 1.9 JTD 16V

Components - PREPARATION FOR CELLULAR TELEPHONE - Alfa Romeo GT 1.9 JTD 16V

Component code	Name	Assembly reference
B1	JUNCTION UNIT	-
B2	JUNCTION UNIT UNDER DASHBOARD
B5	MAXI FUSE-1 BOX	-
B99	MAXIFUSE BOX ON BATTERY
C15	FACIA EARTH, DRIVER''S SIDE	-
D20	REAR DASHBOARD COUPLING ( REAR )	-
D75	RADIO PHONE JUNCTION ( FACIA )	-
D97	SHORT CIRCUITING COUPLING	-
H1	IGNITION SWITCH
H5	STEERING COLUMN SWITCH UNIT
M1	BODY COMPUTER
P20	RADIO
P20	RADIO
P25	AERIAL AMPLIFIER FEEDER ( REAR )

Location of components - PREPARATION FOR CELLULAR TELEPHONE - Alfa Romeo GT 1.9 JTD 16V

PREPARATION FOR CELLULAR TELEPHONE - LOCATION OF COMPONENTS Alfa Romeo GT 1.9 JTD 16V

Components - PREPARATION FOR CELLULAR TELEPHONE - Alfa Romeo GT 1.9 JTD 16V

Component code	Name	Assembly reference
B1	JUNCTION UNIT	-
B2	JUNCTION UNIT UNDER DASHBOARD
B5	MAXI FUSE-1 BOX	-
B99	MAXIFUSE BOX ON BATTERY
C15	FACIA EARTH, DRIVER''S SIDE	-
D20	REAR DASHBOARD COUPLING ( REAR )	-
D75	RADIO PHONE JUNCTION ( FACIA )	-
D97	SHORT CIRCUITING COUPLING	-
H1	IGNITION SWITCH
H5	STEERING COLUMN SWITCH UNIT
M1	BODY COMPUTER
P20	RADIO
P20	RADIO
P25	AERIAL AMPLIFIER FEEDER ( REAR )

Description - PREPARATION FOR CELLULAR TELEPHONE - Alfa Romeo GT 1.9 JTD 16V

The vehicle is also available, on request, prepared for the installation of a cellular telephone.768- in the version with integrated radio-telephone-navigator, the telephone (GSM module and SIM-CARD reader) is integrated in it .This system includes:connection for a cell phone. * - hands-free function via the radio speakers;outside aerial767a microphone to complete the hands-free function does not come with this equipment because it is provided in the telephone connection kit and should be positioned at will.The connection for the telephone, located on the centre console, has all the supplies and signals needed for the operation of the telephone.The fishpole antenna is mounted on the rear of the roof: it is a dual function aerial with two cables: one is the actual radio aerial, and one is the telephone cable, with dual reception band (GSM-ETACS at 900 Hz and D.C.S. at 1800 Hz).The radio receives as input the audio signals from the telephone connection; the sound of the telephone always arrives at fixed volume, which is however adjustable in the radio''s Menu function.The operation of the telephone, temporarily switches off the radio (MUTE function).For more detailsThe telephone connection has two supplies; one direct and one with the ignition switched on: the above two lines are protected by two fuses in the unit under the dashboard; it also has a supply with the side lights on, to light up the telephone, if prepared.

Functional description - PREPARATION FOR CELLULAR TELEPHONE - Alfa Romeo GT 1.9 JTD 16V

The connectionD75receives the direct supply - pin 9 - from the battery via the line of fuse F39 of the unit under the dashboardB2.It receives a supply controlled by the ignition (INT) - pin 7 - via the line of fuse F49, of the unit under the dashboardB2.Pin 8 receives a supply with the side lights on, coming from the Body ComputerM1, pin 18 of connector C: the telephone, if fitted is lit up like the other controls.Pin 10 of connectorD75is earthed, via the radio earth, pin 12 of connector C ofP20.Pins 4 and 5 supply the signal to the radioP20- pins 7 and 8 of connector C, which then controls the speakers.Pin 1 is also connected to the radioP20, pin 1 of connector C (MUTE function).