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, USB connection, DVD play function, multifunction meter function and vehicle information functions.
- It is connected to ECM and combination meter via CAN communication to obtain necessary information for the vehicle information function.
- It is connected to low tire pressure warning control unit with the CAN communication line to obtain necessary information for the tire pressure status.
- 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 DVD‐ROM.

Display unit |

- Display image is controlled by the serial communication from AV control unit.
- RGB digital image signal is input from AV control unit.
- Composite image signal is input from AV control unit.
- Touch panel function can be operated for each system by touching a display directly.

BOSE amp. | It inputs the power supply (BOSE amp. ON signal) and audio signal from the AV control unit and outputs the audio signal to each speaker.
Front door speaker |

- Outputs audio signal from BOSE amp.
- Outputs high and mid range sound.

Front door squawker |

- Outputs audio signal from BOSE amp.
- Outputs mid range sound.

Rear speaker |

- Outputs audio signal from BOSE amp.
- Outputs high and mid range sound.

Tweeter |

- Outputs audio signal from BOSE amp.
- Outputs high range sound.

Center speaker |

- Outputs audio signal from BOSE amp.
- Outputs mid range sounds.

Woofer |

- Outputs audio signal from BOSE amp.
- Outputs low range sound.

Multifunction switch |

- It can operate the multifunction meter, etc.
- It is connected to the preset switch with hardwire. The operation signal is transmitted to the AV control unit through the preset switch via AV communication.

Disk eject switch | It is connected to the preset switch with hardwire. The operation signal is transmitted to the AV control unit through the preset switch.
Preset switch |

- It is equipped with the switch where audio and air conditioner operations are integrated.
- It is connected with the AV control unit via AV communication. The operation signal is transmitted to the AV control unit via AV communication.
- The disk ejection operating signal is performed by hardwire.

Steering switch |

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

Microphone |

- Used for hands‐free phone operation and voice recognition.
- Microphone signal is transmitted to AV control unit.
- Power (Mic. VCC) is supplied from AV control unit.

GPS antenna | GPS signal is received and transmitted to AV control unit.
Antenna amp. |

- The radio signal received by glass antenna is amplified and sent to AV control unit.
- The power (antenna amp. ON signal) is supplied from the AV control unit.

USB connector | Image signal* and audio signal of USB input is transmitted to AV control unit.
Satellite radio antenna | Satellite radio signal is received and transmitted to AV control unit.
*: Image signal can not be getting from iPod®.