15) Subwoofer volume knob (SUBWOOFER)
Adjust the Subwoofer volume by turning this knob.
1. Insert mounting bracket into DIN-standard cutout 182 x 53 mm in the dashboard
or a console.
The side marked "UP" should be up.
2. Bend the stoppers of the mounting bracket with a screwdriver, and secure the
bracket firmly to the dashboard.
3. Fix the mounting bracket by using the mounting hardware supplied.
4. Insert the set into the mounting bracket until it locks.
2. Pull the handle to remove the set.