4-6
IM 701510-01E
4.5 Performing Calibration
1. Press the CAL key to display the calibration execution menu.
Executing manual calibration
2. Press the “EXEC” soft key to execute calibration.
Turning automatic calibration ON
3. Press the “Auto CAL” soft key to select “ON”.
Explanation
About the calibration function
The following parameters are calibrated.
• Ground level offset
• A/D converter gain
•Trigger threshold level
•Time axis for equivalent time sampling
Calibration takes approximately five seconds. No keys are operative during calibration.
Automatic calibration function
When the automatic calibration function is ON, calibration is performed automatically after
the following time periods has elapsed in case T/div has been changed.
After the power is turned ON
3 minutes;
10 minutes;
30 minutes, then every half hour.
Keys and Procedure
CAL key
Soft keys
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