Keysight N2820A User Manual page 71

Pomona 3781-12-2
connected to oscilloscope's
Ground lug
Pomona 3781-12-2
connected to N2825A
sensor leads
N2820/1A User's Guide
NOTE
2. Manually adjust the probe's initial offset
Calibration fails if the probe has too much initial offset. The
probe's offset can be zeroed manually using the following
procedure.
a In the probe configuration menu, select 1Ω as the
N2825A probe head.
b Connect both the N2825A's sensor leads (red and black wires) to
one end of the Pomona 3781-12-2 patch cord. Connect the
other end of this patch cord to the oscilloscope's ground lug on
the front panel. A sample setup is displayed below.
Figure 33
c Set up the oscilloscope as follows:
i) Set the time/div to 100 us/div.
To Calibrate the Probe on InfiniiVision Oscilloscopes
Allow the oscilloscope and probe to warm up for at least
20 minutes before performing the probe calibration.
N2825A Sensor Leads
Probe Calibration Terminals Connections on an InfiniiVi-
sion-Series Oscilloscope
Probe Calibration
R
SENSE
N2825A Probe Head
4
for the
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