B&K Precision 2552-2559 - Manual - Manual (Page 19)

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Probe Compensation
As an alternative method to Probe Check, you can manually perform this
adjustment to match your probe to the input channel.
Figure 10 - Probe Compensation Setup
1. Set the Probe option attenuation in the channel menu to 10X. Do
so by pressing CH1 button and selecting “Probe” from menu.
Select 10X. Set the switch to 10X on the probe and connect the
probe to channel 1 on the oscilloscope. If you use the probe hook-
tip, ensure a proper connection by firmly inserting the tip onto the
probe.
2. Attach the probe tip to the PROBE COMP 3V connector and the
reference lead to the PROBE COMP Ground connector. Display
the channel and then push the “AUTO” button.
3. Check the shape of the displayed waveform.
4. If necessary, adjust your probes compensation trimmer pot. Repeat
as necessary.
Overcompensated Compensated Correctly Undercompensated