Fender footswich for Mustang Fender Mustang I & II Footswitch You can utilize the Fender one button on/off footswitch (part # 099404000) with the Fender Mustang I & II amps to switch between two of your favorite Presets. To use the footswitch with the amp, plug it in to the FTSW jack on the top panel of the amp. Then, select the Preset that you want to assign to the footswitch. Next, press the Save button. The Save and Exit buttons will flash rapidly. (You can press the Exit button to cancel the operation at this point.) Press the footswitch button and select either the Red or Green LED next to the FTSW jack to assign it to the selected Preset. Finally, press the Save button to confirm the footswitch assignment.
