144 Keysight Technologies N9040B UXA Signal Analyzer Service Guide
RF Section Troubleshooting (RF/Microwave Analyzers)
RF Section Description
A13 RF Front End Assembly
This assembly consists of two circuit boards. A13A1 contains the major front
end conversion components. A13A2 contains the switched filters and LO and
IM nulling circuits. A13A1 and A13A2 are not separately replaceable. The entire
A13 assembly must be replaced. See Figure 4-1.
Figure 4-1 A13 RF Front End Assembly
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