4 Calibration Procedures82 Keysight 33210A Service GuideGeneral Calibration/Adjustment ProcedureThe following procedure is the recommended method to complete an instrumentcalibration. This procedure is an overview of the steps required for a completecalibration. Additional details for each step in this procedure are given in theappropriate sections of this chapter.1 Read "Test Considerations" on page 63.2 Unsecure the instrument for calibration (see page 78).3 Perform the verification tests, beginning on page 64, to characterize theinstrument (incoming data).4 Press on the front panel.5 Select the “Test / Cal” menu.6 Select Perform Cal.7 Enter the Setup Number for the procedure being performed. The default setupnumber is “1” and, from the front panel, the number will increment as theprocedures are performed.8 Select BEGIN.9 For setups that require an input, adjust the value shown in the display to themeasured value and select ENTER VALUE.10 The setup will automatically advance to the next required value.11 When finished, select END CAL.12 Secure the instrument against calibration.13 Note the new security code and calibration count in the instrument’smaintenance records.NOTE To cancel the adjustment procedure, select CANCEL STEP. The display willreturn to the setup number entry.