B&K Precision 2542B-GEN - Manual - Manual (Page 83)

Menu Operation
83
Press UTILITY
→ Self-Cal to display the self-calibration
page. Press AUTO key to exit the Self-Calibration, or press
RUN key to start the self-calibration.
Self Calibration
Note: Warm up the oscilloscope at least 30 minutes
before performing self-calibration. Do not have
anything connected to any of the inputs. Doing
so will create errors and instrument may fail to
calibrate properly.