Mazda 2010 Mazda3 4-Door Owner's Manual page 274

Interior Comfort
Audio System
Audio Control Switch
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Operation
When the audio unit is turned on,
operation of the audio unit from the
steering wheel is possible.
NOTE
Because the audio unit will be turned off under
the following conditions, the switches will be
inoperable.
When the ignition is turned off (LOCK).
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When the power button on the audio unit is
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pressed and the audio unit is turned off.
When the CD being played is ejected and
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the audio unit is turned off.
Without Bluetooth Hands-Free and
navigation system
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6-56
Some models.
With Bluetooth Hands-Free only/
Bluetooth Hands-Free and navigation
system
Use the talk button, pick-up button, and
hang-up button for navigation system
sound operation.
For details, refer to the separate manual
NAVIGATION SYSTEM .
Talk button Talk button
Pick-up button Pick-up button
Hang-up button
NOTE
The talk button, pick-up button, and hang-
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up button are operable with the audio unit
turned off.
Mazda has installed this system to prevent
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distraction while driving the vehicle and
using audio controls on the dashboard.
Always make safe driving your first priority.
qAdjusting the Volume
To increase the volume, pull up the
volume switch.
To decrease the volume, press down the
volume switch.