See also:

Type B audio set (if equipped)
The audio set will operate only when the ignition switch is in the “Acc” or “ON” position. ● Power and sound controls: refer to page 5-6 ● Radio operation: refer to page 5-9 ● ...

Flat tires
If you have a flat tire while driving, never brake suddenly; keep driving straight ahead while gradually reducing speed. Then slowly pull off the road to a safe place. ...

ON
This is the normal operating position after the engine is started. ...