See also:

Air inlet selection button
Air inlet selection button ON position (recirculation): Interior air is recirculated inside the vehicle. Push the air inlet selection button to the ON position for fast cooling with the air condition ...

Airflow selection
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Forward direction
Type A and B audio Type C audio Turn the “TUNE/TRACK/CH” dial clockwise to skip to the beginning of the next track/file. Each time the dial is turned, the indicated track/file number will increase. ...