DISPLAY AUDIO SYSTEM : System Description
DISPLAY AUDIO SYSTEM
Display audio system is equipped with the following functions (display unit is built in to audio unit).
DISPLAY AUDIO SYSTEM SPECIFICATIONS
| FUNCTION NAME |
|---|
| Audio function |
| Hands-free phone function |
| Rear view monitor function |
Operating Signal
Display audio system operation can be performed with audio switch and steering switch.
COMMUNICATION SIGNAL
- Audio unit function by transmitting/receiving data one by one with TEL adapter unit (slave unit) that configures them completely as a master unit by connecting between units that configure display audio system with two AV communication lines (H, L).
- Two AV communication lines (H, L) adopt a twisted pair line that is resistant to noise.
AUDIO FUNCTION
- The audio unit has a 4.3-inch liquid crystal color display.
- The adoption of CD drive, USB connector, and auxiliary input jack (stereo mini jack) enables the playback of various kinds of media.
- The MP3/WMA/AAC playback function enables music to play for a long time: the user need not change the CD during a long trip. The text display function is also adopted so that the title name and artist name of the ID3 tag/WMA/AAC tag can be displayed.NOTE:
- MP3 stands for MPEG AUDIO LAYER3. It is the compression standard defined by "MPEG", a joint activity organization of ISO and IEC (the international standardization groups).
- WMA stands for Windows Media Audio. It is the sound data compression standard formulated by Micros oft Corporation.
- AAC is abbreviation of Advanced Audio Coding. It is the sound data compression method standardized in an animation compression standard (MPEG).
- The audio system is equipped with the following functions.AUDIO SYSTEM FUNCTION CHART
FUNCTION AM/FM radio CD Auxiliary input USB connection Speed sensitive volume
AM/FM Radio
- AM/FM radio tuner is built into audio unit.
- AM/FM radio wave is received by radio antenna, next it is amplified by antenna amp., and finally it is input to audio unit.
- FM radio wave is received by FM sub antenna, and it is transmitted to the audio unit directly.
- Audio unit outputs the sound signal to each speaker.
CD
- CD function is built into audio unit.
- Audio unit outputs sound signal to each speaker when CD is inserted to audio unit.
- For further information about CD function specifications, refer to "AUDIO UNIT ".
Auxiliary input
- Auxiliary input jack (stereo mini jack) installed to the audio fascia.
- Audio played back by external equipment (e.g. iPod and portable audio) is outputted from the vehicle speakers via the auxiliary input jack installed to the audio fascia.
- In auxiliary input mode, only sound volume and sound quality can be operated with the audio unit.
USB Connection
- iPod® or music files in USB memory can be played.
- iPod® sound signals are transmitted from USB connector to each speaker via audio unit.
- iPod® is recharged when connected to USB connector.
- Compliant USB memory and data recorded are limited.USB MEMORY SPECIFICATIONS
USB memory USB2.0 File system FAT16 FAT32 - Only files that meet the following conditions will be played.FILES REFERENCE CHART
Music file File format "MP3", "WMA" File extension ".mp3", ".wma" Maximum file size 800 MB
iPod® is a trademark of Apple inc., registered in the U.S. and other countries.
NOTE:
- The audio unit does not support the display of static images and videos.
- Use the enclosed USB harness when connecting iPod® to USB connector.
Speed Sensitive Volume
- Volume level of this system gone up and down automatically in proportion to the vehicle speed.
- The control level can be selected by the customer.
HANDS-FREE PHONE FUNCTION
- TEL adapter unit is controlled with AV communication from audio unit.
- When the cellular phone is connected to the TEL adapter unit via TEL antenna in Bluetooth™ communication, hands-free phone communication can be performed.
- Simply operating the steering switch without releasing hands from the steering wheel allows the driver to make a phone call or receive a phone call.
- When a Bluetooth™ communication compliant phone is registered to the TEL adapter unit, hands-free phone communication can be performed. Five units of Bluetooth™ communication devices can be registered to the TEL adapter unit.
- The content of the memory (telephone book) of the cellular phone can be recorded in the TEL adapter unit.
- TEL adapter unit has the on board self-diagnosis function. Refer to
"ON BOARD DIAGNOSIS FUNCTION ".BLUETOOTH SPECIFICATIONS
Bluetooth™ compliant profile HFP1.5 Core specification 2.0 + EDR
When A Call Is Originated
- Spoken voice sound output from the microphone (microphone signal) is input to TEL adapter unit.
- TEL adapter unit outputs to cellular phone with Bluetooth™ communication as a TEL voice signal.
- Voice sound is then heard at the other party.
When Receiving A Call
- Voice sound is input to own cellular phone from the other party.
- TEL voice signal is input to TEL adapter unit by establishing Bluetooth™ communication from cellular phone, and the signal is output to front speaker.
REAR VIEW MONITOR FUNCTION
Operation Description
- When the selector lever is shifted to the reverse position, the rear view monitor image is displayed.
- When the selector lever is shifted to any position other than the reverse position, the original image (the image displayed before the rear view monitor image) is displayed.
Camera Image Operation Principle
- The audio unit supplies power to the rear view camera when receiving a reverse signal.
- The rear view camera transmits camera images to the audio unit when power is supplied from the audio unit.
- The audio unit combines a warning message and fixed guide lines with an image received from the rear view camera to display a rear view camera image on the screen.
Vehicle Width and Distance Guide Lines Display Function at Rear View Monitor Display
- The vehicle width and distance guide lines are displayed at the rear view monitor display to allow the driver to more easily judge distances between the vehicle and objects and help the driver back into a parking space.
Side Distance Guide Lines and Possible Route Lines Display Function at Rear View Monitor Display Precautions for Side Distance Guide Lines and predictive course line Display on the Rear View Monitor Display Side distance guide lines and predictive course line on the display may be different from actual lines depending on vehicle conditions and road conditions.
Precautions for road conditions
- Since guide lines are drawn based on the road, a different distance may be displayed if a protruding block is present nearby.
Precautions for block
- Since guide lines are drawn based on the road, a different distance may be displayed if a protruding block is present nearby.