See also:

Power switch and volume control
Type A and B audio Type C audio The dial is used for both power (ON/OFF) and volume control. The radio is turned ON and OFF by pushing the dial, and the volume is controlled by turning the dial. ...

When CD is in the player (type C and D)
Each brief press of the button changes the modes in the following sequence. *: For type C audio, “BT-A” is displayed. When the CD mode is selected, the player will start playback. ...

SCAN (only when connecting USB storage device)
Scan is operated in the same way a CD is played. For details, refer to “Scan”. NOTE When an iPod® is connected, you cannot select the SCAN mode. ...