Tascam 16 Owner's Manual page 41

4.
Turn the MULTI JOG, and adjust the set effect.
You can check the effect as you change it.
NOTE
i Press the F2 button to show the unit for the currently
selected effect. The effect itself is the same regardless of
whether the PARAMETER or the unit are shown.
i Press the F4
button to set the PARAMETER value for the
currently selected TYPE to its default.
5.
Press the F3 button to turn the built-in effect on/off.
The CURRENT STATUS item shows the state of the built-in
effect.
6.
Press the F1
button to return to the Home Screen.
5 - Basic recording
TASCAM Model 16
41