Keysight Technologies N9040B UXA Signal Analyzer Service Guide 325
Replaceable Parts
W46 Cable, Coax, A21J1, Wideband Analog I.F. Assembly to
A16J726, Reference Assembly (Options B2X and B5X)
8121-0152
W55 Cable, Ribbon, SW3, Transfer Switch to A15J802, Front End
Controller
N9040-60038
Table 14-11 Reference Assembly and Front End Controller Cables
Item Description Keysight Part Number