Control module terminal	Signal type	Ignition on Active
#A1	Not connected
#A2	Not connected
#A3	Not connected
#A4	Not connected
#A5	Ground, CAN	U= U low
#A6	Power supply	U= U bat
#A7	Not connected
#A8	Not connected
#A9	Not connected
#A10	Not connected
#A11	Not connected
#A12	Not connected
#A13	CAN L	During communication the voltage is 1.5-2.5 V
#A14	CAN H	During communication the voltage is 2.0-3.5 V
#A15	Ground	U= U low
#A16	Not connected

SIGNAL TABLE CONNECTOR A

Scheme 228

Control module terminal	Signal type	Ignition on Active	Other
#B1	Voltage supply, video camera	U= U bat
#B2	Ground, video camera	U= U low
#B3	LVDS-screen
#B4	LIN communication	U= 0-12 V, at communication.
#B5	LVDS		LVDS-video signal low
#B6	LVDS+		LVDS-video signal high

SIGNAL TABLE, CONNECTOR B

Scheme 229

Control module terminal	Signal type	Ignition on Active	Other
#C1	Not connected
#C2	Video (Out)		Video signal for display screen

SIGNAL TABLE, CONNECTOR C

U=	DC voltage in volts (V)	U AC =	AC voltage in volts (V)
U bat =	Battery voltage (V)	F =	Frequency in Hertz (Hz)
U low =	Voltage approximately 0 V	T =	Time in seconds
PWM =	Pulse width modulated signal as a %

Scheme 230

Breakout box terminal	Control module terminal	Signal type	Ignition on	Other
	#1	30-feed	U bat
	#2	Ground	U low

CONNECTOR A

Scheme 231

Breakout box terminal	Control module terminal	Signal type	Ignition on	Other
#1	#1	Speaker left front door (-)	Analog output signal when the speaker is in use	0 - 19 V depending on control module output.
#2	#2	Center speaker (-)	Analog output signal when the speaker is in use	0 - 11 V depending on control module output.
#3	#3	Speaker right front door (-)	Analog output signal when the speaker is in use	0 - 19 V depending on control module output.
#4	#4	Speaker left rear door (-)	Analog output signal when the speaker is in use	0 - 19 V depending on control module output.
#5	#5	Speaker right rear door (-)	Analog output signal when the speaker is in use	0 - 19 V depending on control module output.
	#6	Activation signal	U = U bat	U=U bat , the control module is activated U=U low control module not activated
	#7
	#8	Microphone, signal ground	U = U low
#9	#9	Speaker left front door (+)	Analog output signal when the speaker is in use	0 - 19 V depending on control module output.
#10	#10	Center speaker (+)	Analog output signal when the speaker is in use	0 - 11 V depending on control module output.
#11	#11	Speaker right front door (+)	Analog output signal when the speaker is in use	0 - 19 V depending on control module output.
#12	#12	Speaker left rear door (+)	Analog output signal when the speaker is in use	0 - 19 V depending on control module output.
#13	#13	Speaker right rear door (+)	Analog output signal when the speaker is in use	0 - 19 V depending on control module output.
	#14
	#15
	#16	Microphone, signal (+)	Analog input signal when the microphone is in use

CONNECTOR B

Scheme 232

Note. The connector is only on cars with headset panels.

Breakout box terminal	Control module terminal	Signal type	Ignition on	Other
#1	#1	Headphones 1, left headphone	Analog output signal when the headphones are in use
#2	#2	Headphones 1, right headphone	Analog output signal when the headphones are in use
#3	#3	Headphones 2, left headphone	Analog output signal when the headphones are in use
#4	#4	Headphones 2, right headphone	Analog output signal when the headphones are in use
	#5
	#6
#7	#7	Headphones 3, left headphone	Analog output signal when the headphones are in use
#8	#8	Headphones 3, right headphone	Analog output signal when the headphones are in use
#9	#9	Headphones 4, left headphone	Analog output signal when the headphones are in use
#10	#10	Headphones 4, right headphone	Analog output signal when the headphones are in use
	#11
	#12
#13	#13	Headphones 1, signal ground	U = U low
#14	#14	Headphones 2, signal ground	U = U low
#15	#15	Headphones 1 and 2, signal ground buttons	U = U low
#16	#16	Headphones 1, control signal buttons	Analog input signal when buttons for track selection and source are used	U = 5.0 V (no headphone panel connected) U = 4.02 V (no button activated) U = 3.16 V (previous track) U = 2.37 V (next track) U = 0.9 V (select source)
#17	#17	Headphones 2, control signal buttons	Analog input signal when buttons for track selection and source are used	U = 5.0 V (no headphone panel connected) U = 4.02 V (no button activated) U = 3.16 V (previous track) U = 2.37 V (next track) U = 0.9 V (select source)
#18	#18	Headphones 3, signal ground	U = U low
#19	#19	Headphones 4, signal ground	U = U low
#20	#20	Headphones 3 and 4, signal ground buttons	U = U low
#21	#21	Headphones 3, control signal buttons	Analog input signal when buttons for track selection and source are used	U = 5.0 V (no headphone panel connected) U = 4.02 V (no button activated) U = 3.16 V (previous track) U = 2.37 V (next track) U = 0.9 V (select source)
#22	#22	Headphones 4, control signal buttons	Analog input signal when buttons for track selection and source are used	U = 5.0 V (no headphone panel connected) U = 4.02 V (no button activated) U = 3.16 V (previous track) U = 2.37 V (next track) U = 0.9 V (select source)

CONNECTOR C

Scheme 233

Breakout box terminal	Control module terminal	Signal type	Ignition on	Other
	#1	MOST input signal		Optical input signal when the MOST network is activated
	#2	MOST output signal		Optical output signal when the MOST network is activated

CONNECTOR D

All the values given below are between the terminals stated in column 1 and terminal #A8 in column 2 (power ground). This applies unless otherwise indicated in brackets.

Note. It is important to connect the breakout box and check the ground connections before starting to measure.

U=	DC voltage in volts (V)	U low =	Voltage approximately 0 V
U bat =	Battery voltage (V)

Scheme 234

Scheme 234: Connector A

Breakout box terminal	Control module terminal	Signal type	Ignition on	Miscellaneous
#1	#A1	Power supply	U = U bat
#2	#A2	Control signal ring break
#3	#A3	Loudspeaker right rear door (+)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the Integrated Audio Module (IAM) (only Performance). Impedance loudspeaker = 4 ohms
#4	#A4	Loudspeaker right front door (+)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the Integrated Audio Module (IAM) (only Performance). Impedance loudspeaker = 4 ohms
#5	#A5	Loudspeaker left front door (+)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the Integrated Audio Module (IAM) (only Performance). Impedance loudspeaker = 4 ohms
#6	#A6	Loudspeaker left rear door (+)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the Integrated Audio Module (IAM) (only Performance). Impedance loudspeaker = 4 ohms
#7	#A7	AUX input, left channel (+)
#8	#A8	Ground	U=U low
#9	#A9	AUX input, right channel (+)
#10	#A10	Loudspeaker right rear door (-)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the Integrated Audio Module (IAM) (only Performance). Impedance loudspeaker = 4 ohms
#11	#A11	Loudspeaker right front door (-)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the Integrated Audio Module (IAM) (only Performance). Impedance loudspeaker = 4 ohms
#12	#A12	Loudspeaker left front door (-)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the Integrated Audio Module (IAM) (only Performance). Impedance loudspeaker = 4 ohms
#13	#A13	Loudspeaker left rear door (-)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the Integrated Audio Module (IAM) (only Performance). Impedance loudspeaker = 4 ohms
#14	#A14	AUX-input, ground

SIGNAL TABLE CONNECTOR A

Scheme 235

Scheme 235: Connector B

Control module terminal	Signal type	Miscellaneous
#B1	Antenna signal	Input signal FM Subantenna Phantom supply of antenna amplifier (11.5 ± 0.5 V at 13.5 V battery voltage)
#B2	Antenna signal	Input signal AM/FM Main antenna

SIGNAL TABLE, CONNECTOR B

Scheme 236

Scheme 236: Connector C

Control module terminal	Signal type	Ignition on	Miscellaneous
#C1	MOST input signal		Optical input signal when the MOST network is activated
#C2	MOST output signal		Optical output signal when the MOST network is activated

SIGNAL TABLE, CONNECTOR C

Scheme 237

Scheme 237: Connector D (from structure week 200848)

Control module terminal	Signal type	Miscellaneous
#D1	Power supply	+5 V to the connected USB device.
#D2	Data (-)
#D3	Data (+)
#D4	Signal ground

SIGNAL TABLE, CONNECTOR D

All the values given below are between the respective terminal in column 1 and terminal #A2 in column 2 (power ground) unless otherwise stated in brackets after the table entry.

Note. It is important to check ground terminals before taking readings.

U=	DC voltage in volts (V)	U low =	Voltage approximately 0 V
U bat =	Battery voltage (V)

Scheme 238

Terminal	Signal type	Ignition on	Other
#A1	30 supply	U = U bat
#A2	15 supply	U = U bat	Relay voltage
#A3
#A4	Ground	U=U low

CONNECTOR A

Scheme 239

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#B1		MOST input signal	Optical input signal when the MOST network is activated
#B2		MOST output signal	Optical output signal when the MOST network is activated

CONNECTOR B

All the values given below are between the respective terminal in column 1 and terminal #A5 in column 2 (power ground) unless otherwise stated in brackets after the table entry.

Note. It is important to connect the breakout box and check the ground terminals before taking readings.

U=	DC voltage in volts (V)	U low =	Voltage approximately 0 V
U bat =	Battery voltage (V)

Scheme 240

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#A1	#21	15 supply	U = U bat	Powered (12 V) from the relay on the central electronic module (CEM)
#A2	#22
#A3	#23
#A4	#24
#A5	#25	Ground	U=U low

CONNECTOR A

Scheme 241

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#B1	#1	Color signal (red), screen	Analog signal when a red color signal is used	0.714 Vp-p
#B2	#2	Color signal (green), display	Analog signal when a green color signal is used	0.714 Vp-p
#B3	#3
#B4	#4	Serial bus to the display	Digital signal	Half duplex, start-stop synchronizer, 2400 bps
#B5	#5		Digital signal	38 kHz carrier wave when the remote control is pressed
#B6	#6	Color signal (blue), screen	Analog signal when a green color signal is used	0.714 Vp-p
#B7	#7	Screen ground video signals	U low
#B8	#8	Composite sync, display screen	Analog signal	0-5 V
#B9	#9
#B10	#10	Video signal, display screen	Analog signal	1 Vp-p ± 0.2V
H		Screen ground

CONNECTOR B

Scheme 242

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#C1		MOST input signal		Optical input signal
#C2		MOST output signal		Optical output signal

CONNECTOR C

All the values given below are between the respective terminal in column 1 and terminal #A5 in column 2 (power ground) unless otherwise stated in brackets after the table entry.

Note. It is important to connect the breakout box and check the ground terminals before taking readings.

U=	DC voltage in volts (V)	U low =	Voltage approximately 0 V
U bat =	Battery voltage (V)

Scheme 243

Control module terminal	Signal type	Ignition on	Other
#A1	30-feed	U = U bat	Power supply
#A2
#A3
#A4
#A5	Ground	U=U low

CONNECTOR A

Scheme 244

Breakout box terminal	Control module terminal	Signal type	Ignition on	Other
#1	#B1	Color signal (red), screen	Analogue signal when a red color signal is used	0.714 Vp-p
#2	#B2	Colour signal (green), display	Analogue signal when a green color signal is used	0.714 Vp-p
#3	#B3
#4	#B4	Remote control, signal from display screen to Multimedia module (MMM)
#5	#B5
#6	#B6	Color signal (blue), screen	Analogue signal when a green colour signal is used	0.714 Vp-p
#7	#B7	Screen ground video signals	U low
#8	#B8	RGB-synch, display screen	Analogue signal	0-5 V
#9	#B9
#10	#B10	Video signal, display screen	Analogue signal	1 Vp-p ± 0.2V
H		Screen ground

CONNECTOR B

Control module terminal	Signal type	Ignition on	Other
#C1	MOST input signal		Optical input signal
#C2	MOST output signal		Optical output signal

CONNECTOR C

Scheme 245

Control module terminal	Signal type	Ignition on	Other
#D1	GPS signal		Antenna signal
#D2	Screen

CONNECTOR D

Scheme 246

Control module terminal	Signal type	Ignition on	Other
#E1	FM signal in (TMC)		Antenna signal
#E2	FM signal out (TMC)		Antenna signal

CONNECTOR E

All the values given below are between the respective terminal in column 1 and terminal #A2 in column 2 (power ground) unless otherwise stated in brackets after the table entry.

Note. It is important to connect the breakout box and check the ground terminals before taking readings.

U=	DC voltage in volts (V)	U low =	Voltage approximately 0 V
U bat =	Battery voltage (V)

Scheme 247

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#A1	#45	30 supply	U = U bat
#A2	#46	Ground	U = U low

CONNECTOR A

Scheme 248

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#B1	#1	Loudspeaker left front door (-)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the control module. Loudspeaker impedance: Base performance = 4 ohms High performance = 2 ohms Premium sound = 4 ohms Treble loudspeaker = 8 ohms
#B2	#2	Center loudspeaker (-)	Analog output signal when the loudspeaker is in use	0 - 11 V depending on the output from the control module. Loudspeaker impedance: Premium sound with Multimedia Module (MMM) display screen = 6 ohms Premium sound without Multimedia Module (MMM) display screen = 8 ohms
#B3	#3	Loudspeaker right front door (-)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the control module. Loudspeaker impedance: Base performance = 4 ohms High performance = 2 ohms Premium sound = 4 ohms Treble loudspeaker = 8 ohms
#B4	#4	Loudspeaker left rear door (-)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the control module Loudspeaker impedance: Base performance = 4 ohms High performance = 2 ohms Premium sound = 6 ohms D-post treble loudspeaker = 8 ohms
#B5	#5	Loudspeaker right rear door (-)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the control module. Loudspeaker impedance: Base performance = 4 ohms High performance = 2 ohms Premium sound = 6 ohms D-post treble loudspeaker = 8 ohms
#B6	#6	15 supply, activation signal for the control module	U = U bat	U=U bat , the control module is activated U=U low the control module is not activated
#B7	#7
#B8	#8	Signal ground, microphone	U=U low
#B9	#9	Loudspeaker left front door (+)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the control module. Loudspeaker impedance: Base performance = 4 ohms High performance = 2 ohms Premium sound = 4 ohms Treble loudspeaker = 8 ohms
#B10	#10	Center loudspeaker (+)	Analog output signal when the loudspeaker is in use	0 - 11 V depending on the output from the control module. Loudspeaker impedance: Premium sound with Multimedia Module (MMM) display screen = 6 ohms Premium sound without Multimedia Module (MMM) display screen = 8 ohms
#B11	#11	Loudspeaker right front door (+)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the control module. Loudspeaker impedance: Base performance = 4 ohms High performance = 2 ohms Premium sound = 4 ohms Treble loudspeaker = 8 ohms
#B12	#12	Loudspeaker left rear door (+)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the control module. Loudspeaker impedance: Base performance = 4 ohms High performance = 2 ohms Premium sound = 6 ohms D-post treble loudspeaker = 8 ohms
#B13	#13	Loudspeaker right rear door (+)	Analog output signal when the loudspeaker is in use	0 - 19 V depending on the output from the control module. Loudspeaker impedance: Base performance = 4 ohms High performance = 2 ohms Premium sound = 6 ohms D-post treble loudspeaker = 8 ohms
#B14	#14
#B15	#15
#B16	#16	Microphone signal	Analog input signal when the microphone is in use

CONNECTOR B

Scheme 249

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#C1	#1	Headset 1, left-hand headset	Analog output signal when the headset is in use
#C2	#2	Headset 1, right-hand headset	Analog output signal when the headset is in use
#C3	#3	Headset 2, left-hand headset	Analog output signal when the headset is in use
#C4	#4	Headset 2, right-hand headset	Analog output signal when the headset is in use
#C5	#5
#C6	#6
#C7	#7	Headset 3, left-hand headset	Analog output signal when the headset is in use
#C8	#8	Headset 3, right-hand headset	Analog output signal when the headset is in use
#C9	#9	Headset 4, left-hand headset	Analog output signal when the headset is in use
#C10	#10	Headset 4, right-hand headset	Analog output signal when the headset is in use
#C11	#11
#C12	#12
#C13	#13	Headset 1. ground signal	U=U low
#C14	#14	Headset 2. ground signal	U=U low
#C15	#15	Headset 1 and 2, signal ground	U=U low
#C16	#16	Headset 1, control signal buttons	Analog input signal when the buttons for selecting track and sound source are in use	The voltage varies between 5 - 0.9 V depending on which button is pressed in
#C17	#17	Headset 2, control signal buttons	Analog input signal when the buttons for selecting track and sound source are in use	The voltage varies between 5 - 0.9 V depending on which button is pressed in
#C18	#18	Headset 3, signal ground	U=U low
#C19	#19	Headset 4, signal ground	U=U low
#C20	#20	Headset 3 and 4, signal ground, buttons	U=U low
#C21	#21	Headset 3, control signal buttons	Analog input signal when the buttons for selecting track and sound source are in use	The voltage varies between 5 - 0.9 V depending on which button is pressed in
#C22	#22	Headset 4, control signal buttons	Analog input signal when the buttons for selecting track and sound source are in use	The voltage varies between 5 - 0.9 V depending on which button is pressed in

CONNECTOR C

Scheme 250

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#D1		MOST input signal		Optical input signal when the MOST network is activated
#D2		MOST output signal		Optical output signal when the MOST network is activated

CONNECTOR D

All values given below are between the terminals stated in column 1 and terminal #A10 in column 2 (signal ground). This applies unless otherwise indicated in brackets.

Note. It is important to connect the breakout box and check the ground terminals before taking readings.

U=	DC voltage in volts (V)	U low =	Voltage approximately 0 V
U bat =	Battery voltage (V)

Scheme 251

Terminal	Breakout box terminal	Signal type	Ignition on	Ignition off
#A1	#A1	30 supply	U = Ubat	U = Ulow
#A2	#A2	Reserve
#A3	#A3	Communication CAN L low speed network	During communication the voltage is 1.5-2.5 V
#A4	#A4	Communication CAN L low speed network	During communication the voltage is 1.5-2.5 V
#A5	#A5	Communication CAN_H low speed network	During communication the voltage is 2.0-3.5 V
#A6	#A6	Communication CAN_H low speed network	During communication the voltage is 2.0-3.5 V
#A7	#A7	Reserve
#A8	#A8	Reserve
#A9	#A9	Reserve
#A10	#A10	Power ground	U = Ulow	U = Ulow

CONNECTOR A

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#C1		MOST input signal		Optical input signal
#C2		MOST output signal		Optical output signal

CONNECTOR C

SIGNAL DESCRIPTION

From week 46 year 2004, a new diagnosis system was introduced for phone module (PHM) on XC90.

Vehicles built up to and incl. week 45 year 2004: SIGNAL SPECIFICATION

Vehicles built from and incl. week 46 year 2004: SIGNAL SPECIFICATION

All the values given below are between the terminals stated in column 1 and terminal #1 in column 2 (signal ground). This applies unless otherwise indicated in brackets.

Note. It is important to connect the breakout box and check the ground terminals before taking readings.

There may be several connections and connectors between the control module and components.

U=	DC voltage in volts (V)	U AC =	AC voltage in volts (V)
U bat =	Battery voltage (V)	F =	Frequency in Hertz (Hz)
U low =	Voltage approximately 0 V	T =	Time in seconds
PWM =	Pulse width modulated signal as a %

Breakout box terminal	Control module terminal	Signal type	Ignition on	Idle	Other
#1	#A1	Diagnostic signal for switch ON CALL and SOS	U = 2 - 5 V	U = 2 - 5 V	Only Volvo On Call
#2	#A2	Input signal from switch ON CALL and SOS	ON CALL pressed in U= 2.6 V, SOS pressed in U= 2 V, otherwise U= 5 V	ON CALL pressed in U= 2.6 V, SOS pressed in U= 2 V, otherwise U= 5 V	Only Volvo On Call
#3	#A3	Voltage feed, lighting SOS-switch	U= 7 V	U= 7 V	Only Volvo On Call
#4	#A4	Voltage feed, lighting ON CALL-switch	U= 7 V	U= 7 V	Only Volvo On Call
#5	#A5	+30-feed	U bat	U bat
#6	#A6	Power ground	U=U low	U=U low
#7	#A7	Handset, voltage feed	U bat	U bat
#8	#A8	Handset, cradle signal	U= 3.34 V when the handset is in use, U= 1.9 V when the handset is not in use.	U= 3.34 V when the handset is in use, U= 1.9 V when the handset is not in use.
#9	#A9
#10	#A10
#11	#A11	CAN (L)	Digital signal	Digital signal
#12	#A12	CAN (H)	Digital signal	Digital signal
#13	#A13	Signal ground, switch ON CALL and SOS	U low	U low	Only Volvo On Call
#14	#A14	Signal ground, auxiliary microphone	U low	U low	Only Volvo On Call
#15	#A15	Auxiliary microphone	U= 5 V	U= 5 V	Only Volvo On Call
#16	#A16
#17	#A17	Impact cable from SRS	U= 12 V at activated SRS-component, otherwise U= 0 V	U= 12 V at activated SRS-component, otherwise U= 0 V
#18	#A18	Handset, ground	U low	U low
#19	#A19	Handset, microphone	Alternating voltage at sound in microphone	Alternating voltage at sound in microphone	Difficult to measure
#20	#A20	Handset, speaker	Alternating voltage at sound in speaker	Alternating voltage at sound in speaker	Difficult to measure
#21	#A21
#22	#A22

SIGNAL TABLE CONNECTOR A, PHONE MODULE (PHM)

Scheme 252

Breakout box terminal	Control module terminal	Signal type	Ignition on	Idle
#21	#B1	Clock signal to SIM-card	Pound signal	Pound signal
#22	#B2	Signal ground, SIM-card	U low	U low
#23	#B3	Voltage feed, SIM-card	U=2.8 V	U=2.8 V
#24	#B4	Communication cable, SIM-card	Pulsed signal	Pulsed signal
#25	#B5	Control signal, SIM-card	Pulsed signal	Pulsed signal
#26	#B6	Diagnostic cable, SIM-card	U low	U low

SIGNAL TABLE CONNECTOR B, PHONE MODULE (PHM)

Scheme 253

Breakout box terminal	Control module terminal	Signal type	Ignition on	Idle	Other
	#C1	Telephone antenna	Antenna signal telephone	Antenna signal telephone
	#C2	Antenna ground	U low	U low

SIGNAL TABLE CONNECTOR C, PHONE MODULE (PHM)

Breakout box terminal	Control module terminal	Signal type	Ignition on	Idle	Other
	#D1	MOST input signal	Optical input signal when the MOST network is activated	Optical input signal when the MOST network is activated
	#D2	MOST signal	Optical output signal when the MOST network is activated	Optical output signal when the MOST network is activated

SIGNAL TABLE CONNECTOR D, PHONE MODULE (PHM)

Breakout box terminal	Control module terminal	Signal type	Ignition on	Idle
#21	#1	Clock signal to SIM-card	Pound signal	Pound signal
#22	#2	Signal ground, SIM-card	U low	U low
#23	#3	Voltage feed, SIM-card	U= 2.8 V	U= 2.8 V
#24	#4	Communication cable, SIM-card	Pulsed signal	Pulsed signal
#25	#5	Control signal, SIM-card	Pulsed signal	Pulsed signal
#26	#6	Diagnostic cable, SIM-card	U low	U low

SIGNAL TABLE CONNECTOR SIM-CARD HOLDER

Scheme 254

Breakout box terminal	Control module terminal	Signal type	Ignition on	Idle
#13	#1	Auxiliary microphone	U= 5 V	U= 5 V
#14	#2	Signal ground, auxiliary microphone	U low	U low
#15	#3	Voltage feed, lighting SOS-switch	U= 7 V	U= 7 V
#16	#4	Voltage feed, lighting ON CALL-switch	U= 7 V	U= 7 V
#17	#5	Diagnostic signal for switch ON CALL and SOS	U= 2-5 V	U= 2-5 V
#18	#6	Input signal from switch ON CALL and SOS	U= 2-5 V	U= 2-5 V
#19	#7	Signal ground, switch ON CALL and SOS	U low	U low

CONNECTOR VOLVO ON CALL

Scheme 255

Breakout box terminal	Control module terminal	Signal type	Ignition on	Idle	Other
#21	#1	Handset, microphone	Alternating voltage at sound in microphone	Alternating voltage at sound in microphone	Difficult to measure
#22	#2	Handset, speaker	Alternating voltage at sound in microphone	Alternating voltage at sound in microphone	Difficult to measure
#23	#3	Handset, ground	U low	U low
#24	#4	Handset, cradle signal	U= 3.34 V when the handset is in use, U=1.9 V when the handset is not in use.	U= 3.34 V when the handset is in use, U= 1.9 V when the handset is not in use.
#25	#5	Handset, voltage feed	U bat	U bat

SIGNAL TABLE CONNECTOR HANDSET

U=	DC voltage in volts (V)	U AC =	AC voltage in volts (V)
U bat =	Battery voltage (V)	F =	Frequency in Hertz (Hz)
U low =	Voltage approximately 0 V	T =	Time in seconds
PWM =	Pulse width modulated signal as a %

Scheme 256

Scheme 256: Connector C1

Control module terminal	Signal type	Ignition on
#C1-1	Reserve
#C1-2	Reserve
#C1-3	Reserve
#C1-4	Reserve
#C1-5	Reserve
#C1-6	Reserve
#C1-7	Reserve
#C1-8	Reserve
#C1-9	Reserve
#C1-10	Reserve
#C1-11	Reserve
#C1-12	Reserve
#C1-13	Reserve
#C1-14	Reserve
#C1-15	Ground, power supply	U=U low
#C1-16	Ground, power supply	U=U low
#C1-17	Reserve
#C1-18	Reserve
#C1-19	Reserve
#C1-20	Reserve
#C1-21	Reserve
#C1-22	Reserve
#C1-23	Reserve
#C1-24	Reserve
#C1-25	Reserve
#C1-26	Reserve
#C1-27	Reserve
#C1-28	Reserve
#C1-29	Reserve
#C1-30	Reserve
#C1-31	Power supply, 30-supply	U = U bat
#C1-32	Power supply, 30-supply	U = U bat

CONNECTOR C1

COMPONENT DESCRIPTION, ANTENNA FLEX CONDUCTOR

Japanese market: COMPONENT DESCRIPTION, ANTENNA FLEX CONDUCTOR

Remaining markets: COMPONENT DESCRIPTION, ANTENNA FLEX CONDUCTOR .

Scheme 257

Scheme 257: COMPONENT DESCRIPTION, ANTENNA FLEX CONDUCTOR

Pos.	Description
1	AM-antenna
2	FM main antenna
3	FM sub-antenna
4	Ground (underside of flex conductor)

ANTENNA FLEX CONDUCTOR

Connection number	Connects to
#1	AM-antenna
#2
#3	FM main antenna
#4	Ground
#5	Ground
#6
#7	FM sub-antenna

CONNECTOR A

Scheme 258

Scheme 258: COMPONENT DESCRIPTION, ANTENNA FLEX CONDUCTOR

Pos.	Description
1	AM-antenna
2	FM main antenna
3	TMC-antenna
4	Not used.
5	Not used.
6	Not used.
7	FM sub-antenna
8	Ground (underside of flex conductor)

ANTENNA FLEX CONDUCTOR

Connection number	Connects to
#1	AM-antenna
#2
#3	FM main antenna
#4	Ground
#5	Ground
#6
#7	FM sub-antenna

CONNECTOR A

Connects to
TMC-antenna

CONNECTOR B (ONLY CERTAIN MARKETS)

Connects to

CONNECTOR C (ONLY CERTAIN MARKETS)

Connects to

CONNECTOR D (ONLY CERTAIN MARKETS)

All the values given below are between the terminals stated in column 1 and terminal #A2 in column 2 (signal ground). This applies unless otherwise indicated in brackets.

Note. It is important to check ground terminals before taking readings.

U=	DC voltage in volts (V)	U low =	Voltage approximately 0 V
U bat =	Battery voltage (V)

Scheme 259

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#A1		30 supply	U = U bat

CONNECTOR A

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#B1		MOST input signal	Optical input signal when the MOST network is activated
#B2		MOST output signal	Optical output signal when the MOST network is activated

CONNECTOR B

Note. It is important to connect the breakout box and check the ground terminals before taking readings.

U=	DC voltage in volts (V)	U low =	Voltage approximately 0 V
U bat =	Battery voltage (V)

Scheme 260

Terminal	Breakout box terminal	Signal type	Ignition on
#A1	#51	Ground	U=U low
#A2	#52
#A3	#53	15 supply	U = U bat
#A4	#54

CONNECTOR A, SUBWOOFER MODULE (SUB)

Terminal	Breakout box terminal	Signal type	Ignition on	Other
#B1		MOST input signal	Optical input signal when the MOST network is activated
#B2		MOST output signal	Analog output signal when the loudspeaker is in use

CONNECTOR B, AUDIO MODULE (AUD)

Note. It is important to check ground terminals before taking readings.

U=	DC voltage in volts (V)	U low =	Voltage approximately 0 V
U bat =	Battery voltage (V)

Scheme 261

Terminal	Signal type	Ignition on	Other
#A1	Antenna signal	0-4.75 V	Pulse

CONNECTOR A

Scheme 262

Terminal	Signal type	Ignition on
#B1	30 supply	U = U bat
#B2
#B3
#B4
#B5	Ground	U=U low

CONNECTOR B

Terminal	Signal type	Ignition on	Other
#C1	MOST input signal	Optical input signal when the MOST network is activated
#C2	MOST output signal	Optical output signal when the MOST network is activated

CONNECTOR C

Control Modules - Signal Specifications: Overview Volvo XC90 I

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SIGNAL DESCRIPTION

Scheme 252

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Scheme 256

COMPONENT DESCRIPTION, ANTENNA FLEX CONDUCTOR

Scheme 257

Scheme 258

Scheme 259

Scheme 260

Scheme 261

Scheme 262

More articles — Control Modules - Signal Specifications

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