Performance Verification
17. Push the Set to 0
V side-bezel button.
18. Use the Vertical Scale knob to set the oscilloscope to 5 V/div.
19. Use the Vertical Position knob to place the trace at the bottom of the display
(-4 divisions).
20. Use Multipurpose knob a to set the offset to +25.00 V.
21. Set the DC Voltage source to +45 V.
22. Check that the vertical trace is now within 0.2 divisions of the Zero volt line.
Record Pass or Fail in the test record.
23. Set the DC Voltage source to 0 V.
24. Push the Set to 0V side-bezel button.
25. Use the V
ertical Position knob to place the trace at the top of the display
(+4 divisions).
26. Use Mul
tipurpose knob a to set the offset to –25.00 V.
27. Set the DC Voltage source to –45 V.
28. Check that the vertical trace is now within 0.2 divisions of the Zero volt line.
Record Pass or Fail in the test record.
29. Set the DC Voltage source to 0 V.
30. Push the Set to 0V side-bezel button.
31. Move the DC Voltage source cable to the next channel to be tested.
32. Push the channel button (1, 2, 3, or 4) for the next channel to check.
33
.
Re
peat steps 4 through 32 for each of the remaining channels.
24 DPO2000 and MSO2000 Series Specifications and Performance Verifi cation
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