REI ECVR-1500D User Manual page 19

User's Guide
Subwoofers ON/OFF
Press and hold the Driver's VOL/SEL knob until SETUP appears on the radio screen. Once SETUP
appears, release the VOL/SEL knob and rotate the VOL/SEL knob until SUBWOOFERS ON appears
on the radio screen. Push VOL/SEL knob to turn SUBWOOFERS ON or OFF. Press and rotate the
VOL/SEL knob to continue on reviewing the options on the Setup menu. A few moments of inactivity
will close the menu and return the user to the previous radio setting.
ECVR-1500D AM/FM/WB/CD/DVD/USB/BT Motor Coach Radio User's Guide
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