See also:

Troubleshooting guide
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Audio main operation
VOL/ON·OFF control: Place the ignition switch in the ACC or ON position and push the VOL/ON·OFF control knob while the system is off to call up the mode (radio, CD, AUX, USB or iPod ) that wa ...

FM/AM radio operation
FM/AM band select: Pressing the AM·FM button will change the band as follows: AM > FM1 > FM2 > AM When the AM·FM button is pressed while the ignition switch is in the ACC or ON position, the ...