either live record the volume change:
- select the sound you want to change, [sound] + [1-16].
- press [fx] until you see the 'ton' (tone) controls.
- press [play] to play the pattern.
- press and hold [write] and adjust the volume with knob [b], overwriting the existing volume.
or program the change by replacing the individual trigger:
- select the sound you want to change, [sound] + [1-16].
- press [write] to enable 'Edt' (edit) mode.
- press and hold the step [1-16] you want to adjust, until you see 'CPY' (copy).
- press [fx] until you see the 'ton' (tone) controls.
- adjust the volume 'VoL' with knob [b] (or any other parameter that you want to change).
- press the same step again twice (once to remove the old settings, and once to program the new) to replace the trigger with updated volume.