Mazda RX-8 2010 Owner's Manual page 237

Interior Comfort
Audio System
qPower/Volume/Sound Controls
Power ON/OFF
Turn the ignition switch to the ACC or
ON position.
Press the power/volume dial to turn the
audio system on.
Press the power/volume dial again to turn
the audio system off.
NOTE
To prevent the battery from being discharged,
do not leave the audio system on for a long
period of time when the engine is not running.
Volume adjustment
To adjust the volume, turn the power/
volume dial.
Turn the power/volume dial to the right to
increase volume, to the left to decrease it.
6-26
Power/Volume dial
Audio sound adjustment
1. Press the audio control dial to select the
Audio control dial
function. The selected function will be
indicated.