Keysight E3633A, User Manual

Page: 96 / 205

3 Front-Panel Operation
96 Keysight E3633A and E3634A User’s Guide
To change the security code
To change the security code, you must first unsecure the power supply, and then
enter a new code.
Be sure to read the security code rules on page 90 before attempting to secure
the power supply.
– Front-panel operation:
To change the security code, first make sure that the power supply is
unsecured. Press
( Secure ) key after the “CAL MODE” message is displayed
in the calibration mode, enter the new security code using control knob and
resolution selection keys , then press ( Secure ) key.
Changing the code from the front panel also changes the code required from
the remote interface.
– Remote interface operation:
To change the security code, first unsecure the power supply using the old
security code. Then, enter the new code. For example,
CAL:SEC:CODE <new code>
Change the security code
“CAL:SEC:STAT OFF, HP003633
[a]
or HP003634
[b]
”
[a] For Keysight E3633A Model
[b] For Keysight E3634A Model
Unsecure with old code
“CAL:SEC:CODE ZZ001443”
Enter new code
“CAL:SEC:STAT ON, ZZ001443”
Secure with new code