The picture above is that of a typical Kenton retrofit kit and is not necessarily exactly what will be fitted.

This retrofit kit for the Korg PS-3100 adds the following MIDI functionality:

For MIDI IN only - there is no MIDI out for this kit

Any MIDI channel can be selected
Notes (MIDI note numbers 36 to 84) - fully polyphonic
Notes can be transposed if required

The following analogue functions are available on a patch panel for patching to wherever you want.

Pitchbend
Mod Wheel
After touch
Velocity
Volume (CC#7)
Sustain (CC#64)

however, any controller or aftertouch or velocity can be mapped to control other things so for example velocity could be mapped to control volume.

For outgoing MIDI:
No MIDI can be sent using this retrofit kit

Hardware:
Patch panel
MIDI In, & Thru sockets
Push button (for programming the MIDI setup)
Setups are stored in non-volatile memory (Eeprom)

User instructions supplied