Agilent Technologies U1231A - To Change the Calibration Security Code; Figure 1-5 CSEC Display; Figure 1-6 Factory Default Calibration Security Code Display

Calibration Procedures 1
Unsecuring the Instrument for Calibration
U1231A/U1232A/U1233A Service Guide 15
To change the calibration security code
1 After the instrument has been unsecured, press for
more than 1 second to enter the calibration security code
setting mode.
2CSEC is shown on the display briefly, followed by the
factory default calibration security code 1234.
Figure 1-5 CSEC display
Figure 1-6 Factory default calibration security code display
3 Set your new calibration security code.
Press or to move the cursor to the right or to
the left.
Press or to increment or decrement the digit.
4 Press to save the new calibration security code.
5 If the new calibration security code has been successfully
stored, the display will show PASS. Record down your new
calibration security code and store it in a safe location.
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