Keysight Technologies X Series Service Manual page 230

RF Section Troubleshooting (Millimeter-Wave Analyzers)
Troubleshooting
Connect the functioning Spectrum Analyzer and appropriate high frequency
cable and connector to A14J740. Adjust the analyzer to measure a signal at
5322.5 MHz at +16 dBm ± 4 dB as shown in Figure 5-13.
Figure 5-13 Measure 1st L.O.
If this power level is incorrect remove W6 at A14J200. Refer to Figure 5-12.
Connect the functioning spectrum analyzer to the cable output using the
appropriate high-frequency cable.
230 Keysight N9010A EXA Service Guide