Mazda CX-9 2007 Service Highlights page 532

Connection condition verification (With standard audio)
• Displays the connection status on the information
display and examines the HF/TEL system-related
unit, wiring harness, and connector.
Password reset
• Operate the switch and reset the password.
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CONTROLLER AREA NETWORK (CAN) OUTLINE
• The audio unit sends and receives data to and from other modules via the CAN system (MS-CAN). Refer to
Section 09 for a detailed explanation of the CAN system.
Data sent
• Audio status display request
• Audio system-related information
• Hands-free telephone system-related information
• RES-related information
• Vehicle speed
• Ignition key position
• Buttons status
• Drive information system data
Data received
• Audio system-related information
• Hands-free telephone system-related information
• Beep sound request
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ACTION ILLUMINATION OUTLINE
• LED lights are installed inside the outer ring around the FM/AM, SAT, MEDIA, and CD buttons on the audio unit.
• When any of the following operations is performed, the audio unit illuminates the LED lights in eight patterns
while changing the brightness of the LED lights.
— Turning the ignition switch to the ACC or LOCK position with the audio unit on
— Turning the audio unit on or off
— Pressing the TRACK/SEEK button (up)/(down)
— Pressing the SCAN button
— Registration using the preset buttons
— Pressing the CD button
— Volume adjustment
— Pressing/releasing the Fast-forward button
— Pressing/releasing the Rewind button
— Pressing the SAT button
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09-20–22
ENTERTAINMENT
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