Press and hold the HOTKNOB button and Right Footswitch simultaneoulsy 
for a few seconds to enter System Mode.

Turn the HOTKNOB to [MIDI] and press.

Midi Channel
[RCV CH]        Midi Receive Channel (OFF, OMNI, 1-16)        1 (*)

CC#
[RCV.CTL]       Receive Continuous Control Message

[RCV.CTL] [BYP] BYPass the unit                               11 (*) 
[RCV.CTL] [PR+] Increment PReset number without loading it
[RCV.CTL] [PR-] Decrement PReset number without loading it
[RCV.CTL] [NXT] Load the next preset
[RCV.CTL] [LST] Load the previous preset
[RCV.CTL] [TAP] Tap tempo switch function
[RCV.CTL] [PSW] Toggle or enable the Performance Switch function
[RCV.CTL] [EXP] HOTKNOB or Expression Pedal patch             3 (*)
[RCV.CTL] [ACT] Active (Enable Effect – unBypass)             12 (*)
[RCV.CTL] [TOG] Toggle between Active and Bypass
[RCV.CTL] [TUN] Tuner                                         13 (*)
[RCV.CTL] [KB0]…[KB9] Parameter Control Knobs
[RCV.CTL] [ISW] Input Swell
[RCV.CTL] [OSW] Output Swell

The following Looper functions only work with the Looper algorithm
[RCV.CTL] [REC] Record                                        51 (*)
[RCV.CTL] [PLY] Play                                          52 (*)
[RCV.CTL] [STP] Stop Play or Record                           53 (*)
[RCV.CTL] [MT]  Empty (erase any current recording)
[RCV.CTL] [DIR] Change Play direction                         54 (*)
[RCV.CTL] [OCT] Change Play speed up or down by an octa       55 (*)  

(*) If you use a MX Midi controller, these values are used in Easy 
    Setup. You can use other values, but then you need to adjust 
    them also in the MX.