See also:

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. ...

MT models
The key can be turned from “Acc” to “LOCK” only when the key is pushed in while turning it. ...

Seek tuning (SEEK)
If you press the “” or “” side of the “SEEK” button briefly, the radio will automatically search for a receivable station and stop at the first one it finds. This function may not be available, ...