tab - “Effect,” and then press
.
or
to select “Custom,” and then press
.
or
to move to the band to the left or right, and then press
or
.
The setting can be adjusted in 7 steps from –3 to +3.

to move to “CLEAR BASS,” and then press
or
to adjust the level.
The setting can be adjusted in 4 steps, from 0 to +3.
.
STOP to exit the menu mode.