5 Command Summary
112 Keysight 3458A Calibration Manual
– The front panel's Last Entry key will not display the codes used in a previously
executed SECURE command.
– In the event that the secure code is lost or unknown by the user. a procedure is
presented in Chapter 1 (section titled Changing the security code) that allows
for unsecuring the instrument after removal of the top cover.
– Related commands: ACAL. CAL. CALNUM?. CALSTR. SCAL
Examples
Changing the code
OUTPUT 722;"SECURE 3458,4448,ON" !CHANGE FACTORY SECURITY CODE TO 4448,
!ENABLE AUTOCAL SECURITY
Disabling security
OUTPUT 722;"SECURE 3458,0" !DISABLES SECURITY FOR ADJUSTMENT AND
AUTOCAL
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