HP 54520 Series - Page 199

Utility Menu
Self-Test Menu
Self-Test Menu
The self-test menu is for performing service work on the oscilloscope. Refer
to the Service Guide supplied with the oscilloscope for details on the features
in this menu.
Probe Cal Menu
The probe cal menu allows you to calibrate the attenuation factor for
high-impedance probes, and to compensate for variations in probe lengths.
You can select from two probe calibration procedures: attenuation and time
null,
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