Prerequisites 1. Tektronix Tekscope Firmware Ver. 10.5.0 and higher. 2. Tektronix Jitter and Eye Diagram (DPOJET) tool - Version v10.0.5 or higher 3. It is highly recommended to review the SAS Method of Implementation (from TekScope Menu "Help->SAS MOI") before you click "RUN". 4. Ensure the oscilloscope is properly warmed up, Signal Path Compensation (SPC) is performed, followed by calibration and cable Deskew.