This mode allows you to switch between the three banks of four patches accessible on the front panel of the amp (patches 1-12) in addition to patches 13-128, plus access to the tuner function and the ability to change to the other modes.
This offers individual switching of the effects within a patch, operating more like traditional effects pedals. In this mode the fourth switch is used to control the tap time function. 8.
Enables access to the complete set of 128 patches stored on the amp. These can be stepped through one at a time, or in banks. Whilst in this mode you can also store patches.