Jensen VX7021 Operation Manual page 21

Audio Sub Menu Features
The Audio Sub Menu is used to turn the Subwoofer output ON or OFF and
to select a Subwoofer crossover frequency.
Subwoofer - Touch ON or OFF to turn the subwoofer output ON or OFF.
Subwoofer Crossover - Touch a crossover frequency (80Hz, 120Hz or 160Hz) to
set a cut-off frequency for the subwoofer's low-pass filter (LPF).
Time Sub Menu Features
The clock appears in the top right corner of the screen during certain operations.
Note: The AM/PM indication will change as you continue to adjust the hour
past 12.
Date - Touch the Date icon and use the p or q icons to set the day, month, and
year. After setting the date, touch Save. The date will appear to the right of the
Date option.
Clock Mode - Touch 12Hr to set the clock display to 12 hour time intervals using
AM and PM. Touch 24Hr to set the clock display to a 24 hour time interval (or
military time).
Audio Sub Menu Screen
Time Sub Menu Screen