218 Keysight NFA Series Noise Figure Analyzers Service Guide
RF Section Troubleshooting (N8976B)
Troubleshooting
Disconnect cable W36 at A13J7, 322.5 MHz output on the Front End
Assembly. See Figure 5-7. Select Span, 0 Hz.
Figure 5-7 A13A1J7 Location (N8976B)