ACTIVE DRIVING DISPLAY [(E)]


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Purpose

•  The active driving display indicates the vehicle speed, warnings, and navigation information on the windshield, allowing verification of the information with only the slightest change in the line of vision.
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Functions

•  The active driving display indicates the following information.
―  Current vehicle speed
―  Cruise control operation conditions
―  Blind spot monitoring (BSM) system warning indication
―  Mazda radar cruise control (MRCC) system operation status or warning indication
―  Mazda radar cruise control (MRCC) with stop & go function (MRCC with stop & go function) system operation status or warning indication
―  Front cross traffic alert (FCTA) system operation conditions and warning indication
―  Cruising & Traffic Support (CTS) system operation status or warning indication
―  Smart brake support (SBS) [forward detection] system operation conditions and warning indication
―  Smart brake support (SBS) [turn-across traffic] system operation conditions and warning indication
―  Smart brake support (SBS) [rearward detection] system operation conditions and warning indication
―  Smart brake support (SBS) [rear crossing] system operation conditions and warning indication
―  Lane-keep assist system operation status or warning indication
―  Emergency lane keeping operation status or warning indication
―  Traffic sign recognition (TSR) system operation status or warning indication
―  Travel direction (turn by turn (TBT)) indication or navigation information
•  When the main power is ON (READY on), the instrument cluster displays the following content on the active driving display based on the following CAN signals. For details on each display content, refer to each reference.

CAN signal sending module

Signal name

Display content

Display example

Reference

Instrument cluster
Vehicle speed signal
Current vehicle speed
Body control module (BCM) (Blind spot monitoring (BSM) system)
Warning display request signal
Warning screen
Body control module (BCM) (Front cross traffic alert (FCTA))
Warning display request signal
Warning screen
Body control module (BCM) (Mazda radar cruise control (MRCC) system/Cruising & Traffic Support (CTS))
Operation condition display request signal
Distance between vehicles and set vehicle speed
Warning display request signal
Warning screen
Warning screen
Warning screen
Body control module (BCM) (Smart brake support (SBS))
Warning display request signal
Warning screen
Body control module (BCM) (Lane-keep assist system/Emergency lane keeping)
Warning display request signal
Warning screen
Body control module (BCM) (Traffic sign recognition system (TSR))
Speed limit signs
Warning screen
Do not enter sign
Warning screen
Stop sign
Warning screen
Connectivity master unit
Turn-by-turn (TBT) display request signal/navigation information display request signal
Travel direction indication/navigation information
Refer to the [CENTER DISPLAY] in the workshop manual.

Setting function
•  The personalization settings for the active driving display can be changed using the center display. For details, refer to [PERSONALIZATION FEATURES] in the workshop manual.
Demonstration function
•  
Note
•  The demonstration function force-displays the active driving display without the main switch switching ON (READY on), such as on an indoor exhibition vehicle, so that customers can verify the display status.
•  The demonstration function launches the active driving display with the main power switched ON (READY off) to display the vehicle information in the display.
Demonstration function on/off setting procedure
1.  After switching the main power ON (READY off), switch the light switch within 5 s as follows.
•  OFF→TNS (parking lights)→OFF→TNS (parking lights)→OFF→TNS (parking lights)→OFF
2.  Switch the light switch (dimmer switch) within 5 s after Step 1 as follows.
•  OFF→Headlight HI→OFF→Headlight HI→OFF→Headlight HI→OFF
3.  Switch the light switch as follows to display the [Demonstration Mode ON] or [Demonstration Mode OFF] on the display screen of the active driving display.
•  OFF→TNS (parking lights)→OFF→TNS (parking lights)→OFF→TNS (parking lights)→OFF→TNS (parking lights)→OFF→TNS (parking lights)→OFF→TNS (parking lights)→OFF
4.  Switch the light switch (dimmer switch) to OFF→Headlight HI→OFF to turn on/off the demonstration function.
Note
•  Select [Demonstration Mode ON] to turn on the demonstration function.
•  Select [Demonstration Mode OFF] to turn off the demonstration function.
5.  Switch the main power OFF.
Note
•  If the main power is switched OFF with [Demonstration Mode ON] displayed on the display screen of the active driving display (demonstration function on), the demonstration function will operate the next time the main power is switched ON (READY off).
•  If the following is performed with the demonstration function on, the demonstration function turns off.
―  The lead-acid battery power is interrupted.
―  The vehicle is driven at 20 km/h {12 mph} or more.

Structure/Construction


Construction

•  The active driving display consists of a display device which produces the display content and emits the content over a light beam, a plane mirror which reflects the light beam emitted from the display device, a concave mirror which emits the light beam from the plane mirror to the windshield and enhances the display, and a motor which changes the tilt of the concave mirror.
•  The time in which the driver's line of vision changes from the view at the front of the vehicle to the view of the information reflected on the windshield has been shortened by displaying the information within the forward visual range of the driver.
•  The image reflected in the windshield is positioned virtually approx. 2.3 m {7.5 ft} forward of the eye point. As a result, the eye point adjustment time in which the driver's line of vision changes from the view at the front of the vehicle to the view of the information reflected in the windshield has been reduced.
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System wiring diagram

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Operation

1.  When the main power is switched ON (READY on), the active driving display starts (1) the operation based on the following CAN signals.
―  ROOM fuse status signal from body control module (BCM)
―  Concave mirror target angle signal from connectivity master unit
Note
•  When the position memory switch is operated, the active driving display adjusts the angle of the combiner based on the CAN signal (1) from the dash-electrical supply unit.
2.  The active driving display displays the opening screen for approx. 2 s. In addition, it sends an active driving display execute signal (2) to the connectivity master unit.
Note
•  The connectivity master unit records the current position of the concave mirror based on the concave mirror current position signal from the active driving display. When the main power is switched from OFF to ON (READY on), it sends the target angle signal based on the recorded concave mirror current position.
•  The concave mirror current position recorded by the connectivity master unit is not cleared even if the lead-acid battery power is disconnected.
•  If the connectivity master unit has not recorded the concave mirror current position, it sends the target angle signal of the initial value.
3.  After the opening screen is turned off, the active driving display displays the current vehicle speed based on the vehicle speed signal (3) from the instrument cluster, and displays the warning or other screens based on request signals (4) from related modules.
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