TREB
1. Depress the TREB control in order to remove the control from the recessed position.2. Pull the TREB control out to a fully extended position in order to make TREB adjustments.
3. Rotate the TREB control to the right in order to increase the treble responce.
4. Rotate the TREB control to the left in order to decrease the treble responce.
5. Operation of this control will switch the radio's AUTO TONE feature to MAN.
6. Push the control knob back in to store when not in use.