Nissan Pathfinder. Manual — part 58

AV

COMPONENT PARTS

AV-59

< SYSTEM DESCRIPTION >

[MID AUDIO WITHOUT BOSE]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Component Description

INFOID:0000000009174417

1.

Instrument panel tweeter LH

2.

Steering switches

3.

A/C and AV switch assembly

4.

Instrument panel tweeter RH

5.

Display unit

6.

AV control unit (view with center stack
removed)

7.

Microphone

8.

USB interface

9.

Front auxiliary input jacks

10. Front door speaker LH

11. Front door speaker RH

12. Rear door speaker LH

13. Rear door speaker RH

14. Rear view camera

15. Bluetooth

®

control unit

16. Satellite radio tuner

17. Bluetooth

®

antenna

Part name

Description

AV control unit

• Master unit of MULTI AV system.
• AV control unit includes audio, USB connection and vehicle status functions.
• Connected to MULTI AV system control units via AV communication.
• Connected to other vehicle control units via CAN communication to obtain neces-

sary information for vehicle information function.

• Inputs signals for driving status recognition (vehicle speed, reverse and parking

brake).

• TEL voice signal and voice guidance signal are input from Bluetooth

®

control unit.

• Camera image signal is received and transmitted to display unit.

Display unit

• Display image is controlled by AV control unit via serial communication.
• Receives power (signal VCC and inverter VCC) from AV control unit.
• RGB image signals (RGB image, RGB area and RGB synchronizing) are input

from AV control unit.

• Composite image signals are input from AV control unit.
• Synchronizing signals (HP, VP) are output to AV control unit.

Front door speaker

Outputs low and mid range sounds.

Instrument panel tweeter

Outputs high range sounds.

Rear door speaker

Outputs low, mid and high range sounds.

A/C and AV switch assembly

• Operation panels are equipped with switches for audio and air conditioner opera-

tions.

• Operation signal is transmitted via AV communication to AV control unit.
• Disk eject operation signal is performed via hardwire.

Rear view camera

• Camera power supply is input from AV control unit.
• Vehicle rear view image is transmitted to display unit via AV control unit.

Steering switches

• Operations for audio and hands-free phone are possible.
• Steering switch signal (operation signal) is output to AV control unit.

Microphone

• Used for hands-free phone and voice recognition operation.
• Microphone signal is transmitted to Bluetooth

®

control unit.

• Power (Microphone VCC) is supplied from Bluetooth

®

control unit.

Antenna amp.

• Radio signal received by window antenna is amplified and transmitted to AV con-

trol unit.

• Power (antenna amp. ON signal) is supplied from AV control unit.

Satellite radio tuner

• Inputs satellite radio signal from satellite radio antenna and outputs sound signal

to AV control unit.

• Controlled via serial communication (communication signal and request signal) by

AV control unit.

Satellite radio antenna

Satellite radio signal is received and transmitted to satellite radio tuner.

Bluetooth

®

control unit

• Inputs TEL voice signal from Bluetooth

®

antenna and outputs it to AV control unit.

• Controlled via AV communication by AV control unit.

Bluetooth

®

antenna

Receives TEL voice signal and outputs it to Bluetooth

®

control unit.

USB connector

USB sound and data input signals are transmitted to AV control unit.

AV-60

< SYSTEM DESCRIPTION >

[MID AUDIO WITHOUT BOSE]

SYSTEM

SYSTEM

MULTI AV SYSTEM
MULTI AV SYSTEM : System Diagram

INFOID:0000000009174418

MULTI AV SYSTEM : System Description

INFOID:0000000009174419

AUDIO SYSTEM

AWNIA2803GB

AV

SYSTEM

AV-61

< SYSTEM DESCRIPTION >

[MID AUDIO WITHOUT BOSE]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

The audio system consists of the following components

• AV control unit

• A/C and AV switch assembly

• Display unit

• Steering switches

• Front door speakers

• Instrument panel tweeters

• Rear door speakers

• Antenna

When the audio system is on, radio signals are received by the antenna. The AV control unit then sends audio

signals to the front door speakers, instrument panel tweeters and rear door speakers.

Refer to Owner's Manual for audio system operating instructions.

SATELLITE RADIO SYSTEM

The satellite radio system consists of the following components

• Satellite antenna

• Satellite radio tuner

When the satellite radio system is on, radio signals are supplied to the satellite radio tuner from the satellite

antenna. The satellite radio tuner then sends audio signals to the AV control unit.

Refer to Owner's Manual for satellite radio system operating instructions.

HANDS-FREE PHONE SYSTEM

System Operation

NOTE:
Cellular telephones must have their wireless connection set up (paired) before using the Bluetooth

®

telephone

system.
The Bluetooth

®

telephone system allows users who have a Bluetooth

®

cellular telephone to make a wireless

connection between their cellular telephone and the Bluetooth

®

control unit. Hands-free cellular telephone

calls can be sent and received. Some Bluetooth

®

cellular telephones may not be recognized by the Bluetooth

®

control unit. When a cellular telephone or the Bluetooth

®

control unit is replaced, the telephone must be paired

with the Bluetooth

®

control unit. Different cellular telephones may have different pairing procedures, refer to

the cellular telephone operating manual.
Refer to the Owner's Manual for Bluetooth

®

telephone system operating instructions.

Bluetooth

®

Control Unit

When the ignition switch is turned to ACC or ON, the Bluetooth

®

control unit will power up. During power up,

the Bluetooth

®

control unit is initialized and performs various self-checks. Initialization may take up to 20 sec-

onds.

Steering Switches

When buttons on the steering switches are pushed, the resistance in steering switch circuits change, depend-

ing on which button is pushed.

The following functions can be performed using the steering switches:
• Initiate self-diagnosis of the Bluetooth

®

telephone system

• Answer and end telephone calls

• Adjust the volume of calls

Microphone

The microphone is located in the roof console assembly. The microphone sends a signal to the Bluetooth

®

control unit. The microphone can be actively tested during self-diagnosis.

AV Control Unit

The AV control unit receives signals from the Bluetooth

®

control unit and sends audio signals to the speakers.

REAR VIEW CAMERA SYSTEM

When the shift selector is in the R position, the display shows a view to the rear of the vehicle. Lines which

indicate the vehicle clearance and distances are also displayed.

SPEED SENSITIVE VOLUME SYSTEM

AV-62

< SYSTEM DESCRIPTION >

[MID AUDIO WITHOUT BOSE]

SYSTEM

Volume level of this system goes up and down automatically in proportion to the vehicle speed. The control

level can be selected by the customer. Refer to Owner's Manual for operating instructions.