Operating Information
TDS3000 Series Service Manual
2–21
Self Calibration
The self calibration routine lets you quickly optimize the oscilloscope signal path
for maximum measurement accuracy. You can run the routine anytime but you
should always run the routine if the ambient temperature changes by 10
_
C or
more.
To compensate the signal path, do the following steps:
1. Disconnect any probes or cables from the channel input connectors.
2. Push the UTILITY button.
3. Push the System screen button to select Cal.
4. Push the Signal Path screen button.
5. Push OK Compensate Signal Path. This procedure takes several minutes to
complete.
NOTE. The signal path compensation does not include calibration to the probe
tip.
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