Keysight N9927-90001 User’s Guide                                                            129
Calibration for NA, CAT, and VVM Modes
— Press Change Gender to change the gender of the DUT 
connector. 
— Then press Next…
 to confirm the selection and continue 
the process.
— For each port:
— Use the   arrows or rotary knob to select the Cal Kit 
that you have, and are going to use, for the specified ports. 
— Press Next…
 to confirm the selection and continue the 
process.
— Then press Finish
 to end the selection process.
4. Calibration Type - The FieldFox always RECOMMENDS a Cal Type that will 
quickly and accurately calibrate all of the displayed S-parameters. 
Change from the RECOMMENDED Cal Type ONLY if you understand the 
implications. Learn more about Cal Types in “Calibration Type” on 
page 134.
To select a different Cal Type:
— Press Change Cal Type
. 
— Then using the   arrows or rotary knob, select a Cal Type,
— Then press Select and Finish
. 
Begin Calibration
—Press Start Calibration. 
— Follow the Cal Wizard prompts. Connect the specified standard at the point 
where the DUT will be connected, then press Measure
.
— At any time, press Back
 to re-measure a standard if you feel it was not 
properly connected.
—Press Finish
 to complete the calibration.
CAL ON U
 is shown on the screen for all displayed measurements that are 
corrected with the Mechanical Cal.
If an error appears (“Failure to compute calibration steps…”), check to 
ensure that the frequency range of the Cal Kit covers the frequency range 
of the measurement. You can verify the frequency range of your Cal Kit at: 
www.keysight.com/find/fieldfoxsupport. Click Cal Kits.