Newport XPS-Q8 Users Manual, Software Tools And Tutorial page 201

XPS-Q8 Controller Motion Tutorial
Step 3
Apply the compensation values gathered in step 1 into the stages.ini; reboot the
controller.
Initialize the positioner: run the AnalogEncoderCalibrationDiplay VI; move the
positioner at a very low speed.
Notice the difference to the previous results. It might be necessary to run the
compensation at several positions and several times to optimize the results.
189 XPSDocumentation V1.4.x (EDH0301En1060 — 10/17)