Keysight Technologies X Series Service Manual page 290

Analog/Digital IF Troubleshooting
40 MHz BW IF Section
4. The analyzer marker should read 300 MHz at 10 dBm ± 3 dB as shown in
Figure 7-17 300 MHz LO
5. If the 300 MHz signal is not measuring the correct power level, see the
6. If the 300 MHz LO is measuring the correct power level and frequency and
290
Figure 7-17.
A16 Reference Assembly troubleshooting section in this service guide.
the 22.5 MHz signal is low, the most probable cause is the A2 Analog IF
assembly.
Keysight N9010A EXA Service Guide