User`s guide

Description
This command allows you to enter a new security code to prevent accidental
or unauthorized calibrations. The specified code is used to unsecure
calibration memory. To change the security code, you must first unsecure
calibration memory using the old security code, and then enter a new code.
For a more detailed discussion of the calibration procedures, see
the Agilent 34410A/11A/L4411A Service Guide. Please refer to the
Service Guide before attempting to calibrate the instrument.
Improper use of the CALibration commands can adversely affect the
accuracy and reliability of the instrument.