7451A/7461A/7461P Digital Multimeter Operation Manual
8.3.4 Calibration Procedure
8-10
22. Press the key to start the calibration.
23. Return to step 21 after displaying “PASS” or “FAIL”
If “PASS” is displayed, press the key to exit.
If “FAIL” is displayed, restart the calibration after checking that all input termi-
nals on the rear panel are short-circuited.
If FAIL occurs, the error is registered in the record and the ERR indicator lights.
Canceling the calibration mode
24. Select OFF from ‘CAL’ in in .
25. Press to determine the setting.
The CAL indicator is turned off and indicates that the calibration mode is can-
celed.
26. Press to exit from MENU.
NOTE:
1. The , , , , and keys are disabled
in the calibration mode.
Only and can be selected in .
2. Before turning off the power, cancel the calibration mode.
Calibration data is stored in internal nonvolatile memory and written in it at once
when the calibration mode is canceled.