Double Action Encoder Operation; Normal Operation; Alternate Operation - Alpine iDA-X305S Quick Reference Manual

Double Action
Encoder Operation
Double Action encoder
There are 2 ways to operate the Double Action encoder.

Normal operation

Rotate the Double Action encoder to the left or right.
The adjust volume and scroll through a list of items.
6
-EN

Alternate operation

Press in the outer ring and rotate the Double Action
encoder to the left or right.
When you release the Double Action encoder, the display
changes.
Press the Double Action encoder.
Depending on the current mode, the resultant action varies. If you
press then rotate and hold the Double Action encoder to the left or
right, the items/displays change continuously.