Mazda 3 Owner's Manual page 320

How to use AUX mode (Type A)
1. Switch the ignition to ACC or ON.
2. Press the power/volume dial to turn the
audio system on.
3. Press the media button (
audio unit to change to the AUX mode.
NOTE
When the device is not connected to the
auxiliary jack, the mode does not switch
to the AUX mode.
Set the volume of the portable audio
unit to the maximum within the range
that the sound does not become
distorted, then adjust the volume using
the power/volume dial of the audio
unit or the up/down switch of the audio
control switch.
Audio adjustments other than audio
volume can only be done using the
portable audio device.
If the connection plug is pulled out from
the auxiliary jack while in AUX mode,
noise may occur.
) of the
Interior Features
Audio System
5–63