Performance Tests and Calibration 7
Agilent U1251A/U1252A User’s and Service Guide 131
Now you can use 1234 as the security code. If you want to
enter a new security code, see “To change the instrument
calibration security code from the front panel” on page 129.
Make sure you record the new security code.
Calibration process To complete a full instrument calibration use following
general procedures:
1Read “Test Considerations” on page 118.
2Perform the verification tests to characterize the
instrument (incoming data).
3Unsecure the instrument for calibration (see “Calibration
Security” on page 119).
4Perform the adjustment procedures (see “Adjustments
Consideration” on page 133).
5Secure the instrument against calibration.
6Note the new security code and calibration count in the
instrument's maintenance records.
NOTE
Make sure to quit the Adjustment Mode before turning off the instrument.