Hi -- I'm having some baffling issues setting up my behavioral codes and strobe. I am using a PCI-6229 (Controller 1). Until now, this DAQ box was only connected to a juice pump (analog output) and eyetracking device (analog input), and served me well for the past two years. As a sanity test, I voltage-tested each pin on the board and confirmed that they are all functioning normally. I aby celia - Questions and Answers