| 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 AV communication. It operates each system according to AV 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 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 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.
- It includes the Bluetooth™ module function.
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| Front display unit |
- Front 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.
- Camera image signal is input from rear view camera.
- Touch panel function can be operated for each system by touching a display directly.
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| BOSE amp. |
Coupe models
- Inputs power (BOSE amp. ON) and sound signal from AV control unit, and outputs sound signal to woofer and each speaker.
Roadster models
- Inputs power (BOSE amp. ON) and sound signal from AV control unit, and outputs sound signal to each speaker.
- Inputs roof status signal from retractable soft top control unit.
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| Front door speaker |
- Outputs sound signal from BOSE amp.
- Outputs mid and low range sound.
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| Tweeter |
- Outputs sound signal from BOSE amp.
- Outputs high range sound.
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| Rear speaker |
- Outputs sound signal from BOSE amp.
- Outputs high, mid and low range sound.
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| Woofer (coupe models) |
- Outputs sound signal from BOSE amp.
- Outputs low range sound.
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| Rear woofer (roadster models) |
- Outputs sound signal from BOSE amp.
- Outputs low range sound.
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| Multifunction switch |
- Operation panel is equipped with the centralized switch where audio, auxiliary input and navigation, etc. operations are integrated.
- Connected with preset switch via cable, and operation signal is transmitted to AV control unit via AV communication.
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| Preset switch |
- Operation panel is equipped with the centralized switch where audio and air conditioner, etc. operations are integrated.
- Connected with multifunction switch via cable, and operation signal is transmitted to AV control unit via AV communication.
- The disk ejection operating signal is performed by wiring harness.
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| Steering switch |
- Operations for audio, hands-free phone, vice control and navigation, etc. are possible.
- Steering switch signal (operation signal) is output to AV control unit.
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| Microphone |
- Used for hands-free phone operation and voice recognition.
- Microphone signal is transmitted to AV control unit.
- Power (Microphone VCC) is supplied from AV control unit.
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| Auxiliary input jacks |
Image signal and sound signal of auxiliary input is transmitted to AV control unit. |
| Rear view camera |
- Camera power supply is input from AV control unit.
- The image of vehicle rear view is transmits to front display unit.
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| GPS antenna |
GPS signal is received and transmitted to AV control unit. |
| Antenna amp. (coupe models) |
- 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.
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| Antenna base (roadster models) |
An antenna base integrated with radio antenna amp. and satellite radio antenna are adopted.
Radio antenna
- Radio signal received by rod antenna is amplified and transmitted to AV control unit.
- Power (antenna amp. ON signal) is supplied from AV control unit.
Satellite radio antenna
- Receives the satellite radio wave and outputs it to the AV control unit.
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| USB connector |
Image signal and sound signal of USB input are transmitted to AV control unit. |
| Satellite radio antenna |
Receives the satellite radio wave and outputs it to the AV control unit. |