Tektronix DPO5000 Series - Time Base System Checks

7. Repeat steps 2 through 6 until all 4 input channels have been checked.
8. Disconnect the hookup: Disconnect the equipment from the instrument.
9. Return the instrument to normal operation by pressing the Default Setup
button.
10. Check the completion status: If any of the 4 checks on any of the 4 channels
is outside the limits, return the instrument to Tektronix Service for repair.
Time base system checks
These procedures check those characteristics that relate to the time base system
and are listed as checked under Warranted Characteristics in Specifications.
Performance verification (MSO/DPO70000C, MSO/DPO70000DX, and DPO7000C series)
MSO70000C/DX, DPO70000C/DX, DPO7000C, MSO5000/B, DPO5000/B Series 241