See notes in the Eclipse matrix V-Series user panel manual in section 4-10. Above is the female DB-25 on the back of the V-Series panel. Get a DB-25 Male connector to connect to the V-Series panel’s DB-25 female. See the pinout above and the description below. Jump pins 9 and 10 together. Connect pins 21 and 22 to the (+) and (-) legs of the switch. In ECS, highlight the port with the V-Series panel you wish to control with the footswitch. In the LOGIC INPUTS category, ...