HP 34401A User Manual page 97

Chapter 3 Features and Functions
Calibration Overview
Calibration To Unsecure for Calibration You can unsecure the multimeter
for calibration either from the front panel or remote interface.
Security
The multimeter is secured when shipped from the factory, and the
(continued)
security code is set to "
Front-Panel Operation:
If the multimeter is secured, you will see the above command when
you go into the
in the menu, you will notice that the "
"hidden" if the multimeter is secured.) To unsecure the multimeter,
select the "parameter" level of the
security code, then press Menu Enter.
When you go to the "commands" level in the
you will notice that the multimeter is unsecured. Notice also that the
"
a calibration.
Remote Interface Operation:
To unsecure the multimeter, send the above command with the same
code used to secure. For example,
96
HP034401
1: SECURED (CAL MENU)
CAL MENU
000000 CODE
" command is no longer hidden and you can perform
2: CALIBRATE
1: UNSECURED
CALibration:SECure:STATe {OFF|ON},<
"CAL:SEC:STAT OFF,HP034401"
".
. (If you move across the "commands" level
2: CALIBRATE
command, enter the
SECURED
CAL MENU
code
" command is
again,
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