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Home >> Infiniti >> 2010 >> M35 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 160 (Audio, Visual & Navigation System) >> With Mobile Entertainment System >> Function Diagnosis >> Multi Av System >> Component Description
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Component Description

WARNING: This page is about a different car, the 2008 Infiniti M45 and 2008 Infiniti M35. However, it is still accessible from the selected car via links, so may be relevant.
COMPONENT DESCRIPTION

Part name Description
AV CONTROL UNIT
  • Integrates hard disk drive (HDD) allowing map data and music data to be stored.
  • It is the master unit of the MULTI AV system, and it is connected to each control unit by communication. It operates each system according to communication signals from the AV control unit.
  • The AV control unit includes the audio, hands-free phone, voice control, navigation, satellite radio, and vehicle information functions.
  • It is connected to ECM and unified meter and A/C amp. via CAN communication to obtain necessary information for the vehicle information function.
  • It is connected to BCM via CAN communication transmitting/receiving for the vehicle settings function.
  • It is connected to the steering angle sensor and receives the steering angle signal via CAN communication. It also transmits the steering angle signal to camera control unit via AV communication.
  • It inputs the illumination signals that are required for the display dimming control.
  • It inputs the signals for driving status recognition (vehicle speed, reverse and parking brake).
  • Update of map data is performed with the CONSULT-III and the applicable cable.
  • It includes the TEL adapter and Bluetooth™ function.
VIDEO DISTRIBUTOR
  • It receives the image signal from the DVD player, and auxiliary input jack, and then transmits it to the front display unit and rear display unit.
  • It supplies the power to the remote control receiver, and then receives the operation signal from the remote control receiver.
  • Composite synchronize signal is output to rear display unit.
  • It transmits ON signal to headphone amp.
FRONT DISPLAY UNIT
  • Front display image is controlled by the serial communication from AV control unit.
  • RGB image signal is input from AV control unit (RGB, RGB area and RGB synchronizing). Composite image signal (auxiliary and DVD images) is input from the video distributor. Camera image signal is input from camera control unit.
  • Synchronize signal (HP, VP) is output to AV control unit.
  • Touch panel function can be operated for each system by touching a display directly.
REAR DISPLAY UNIT
  • Rear display image is controlled by the serial communication from video distributor.
  • RGB image signal is input from video distributor (RGB image and RGB area). Composite image signal (DVD and auxiliary images) is input from the video distributor.
  • Synchronize signal (HP, VP) is output to video distributor.
BOSE AMP.
  • It is connected via AV communication and controlled by the AV control unit.
  • It receives the voice guidance signal from AV control unit and output it to the front speaker.
  • It controls sound volume of each speaker when outputting TEL voice and voice guidance.
  • It subjects to AudioPilot® processing when receiving sound signal from microphone for AudioPilot®.
BOSE 2ch system
  • It amplifies the sound signal from the AV control unit and output it to each speaker.
BOSE surround audio 5.1ch system
  • It amplifies the sound signal from the AV control unit and the DVD sound signal from DVD player, and then output them to each speaker.
  • It subjects to Centerpoint® processing.
WOOFER
  • Outputs sound signal from BOSE amp.
  • Outputs low-pitched sound.
FRONT DOOR SPEAKER
  • Outputs sound signal from BOSE amp.
  • Outputs high, mid and low range sounds.
TWEETER
  • Outputs sound signal from BOSE amp.
  • Outputs high range sound.
REAR DOOR SPEAKER
  • Outputs sound signal from BOSE amp.
  • Outputs high, mid and low range sounds.
CENTER SPEAKER
  • Outputs sound signal from BOSE amp.
  • Outputs high and mid range sounds.
SEAT SPEAKER
  • Outputs sound signal from BOSE amp.
  • Outputs high and mid range sounds.
REAR SURROUND SPEAKER
  • Outputs sound signal from BOSE amp.
  • Outputs high and mid range sounds.
MULTIFUNCTION SWITCH
  • Operation panel is equipped with the centralized switch where audio, auxiliary input and navigation operations are integrated.
  • The multifunction switch is connected via AV communication, and it transmits the operation signals of the multifunction switch and preset switch.
PRESET SWITCH
  • Operation panel is equipped with the centralized switch where audio and air conditioner operations are integrated.
  • The preset switch is connected to the multifunction switch by hard-wire, and it transmits the operation signal to the multifunction switch.
DVD PLAYER
  • It transmits the playback DVD image signal to the video distributor. It also transmits the input AUX sound signal to the AV control unit.

    BOSE 2ch system

  • It transmits the playback DVD sound signal to the AV control unit.

    BOSE surround audio 5.1ch system

  • It transmits the playback DVD sound signal to the BOSE amp.
CAMERA CONTROL UNIT
  • Camera image signal is input from rear view camera. Camera image signal output to front display unit.
  • Power (camera ON signal) is transmitted to rear view camera.
  • AV control unit recognizes the presence of camera system with camera connection recognition signal.
  • Camera control unit is connected via AV communication, and it receives the control signal and steering angle signal from the AV control unit.
REAR VIEW CAMERA
  • The image of vehicle rear view is transmitted to camera control unit.
  • It receives the power (camera ON signal) from the camera control unit and operates.
STEERING SWITCH
  • Operations for audio, hands-free phone, audio response and navigation, etc. are possible.
  • Steering switch signal (operation signal) is output to AV control unit.
MICROPHONE
  • Used for hands-free phone operation and voice recognition.
  • Mic signal is transmitted to AV control unit.
  • Power (Mic. VCC) is supplied from AV control unit.
AUXILIARY INPUT JACKS Image signal of auxiliary input is transmitted to video distributor, and sound signal is transmitted to DVD player.
GPS ANTENNA GPS signal is received and transmitted to AV control unit.
ANTENNA AMP.
  • Radio signal received by glass antenna is amplified and transmitted to AV control unit.
  • Power (antenna amp. ON signal) is supplied from AV control unit.
SATELLITE RADIO ANTENNA Satellite radio wave is received and transmitted to AV control unit.
iPod ADAPTER
  • Inputs iPod sound signal from iPod®, and outputs iPod sound signal to AV control unit.
  • Receiving/transmitting of iPod® operation signals are performed as follows:
    • between AV control unit and iPod adapter: AV communication.
    • between iPod® and iPod adapter: serial communication.
STEERING ANGLE SENSOR It is connected to the AV control unit and transmits the steering angle signal via CAN communication.
REAR CONTROL SWITCH
  • Operations for audio, etc. are possible.
  • The rear control switch is connected via AV communication, and it transmits the operation signals of the rear control switch.
MICROPHONE (for AudioPilot®)
  • Used for AudioPilot®.
  • Mic signal is transmitted to BOSE amp.
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