412 Keysight Technologies N9040B UXA Signal Analyzer Service Guide
Assembly Replacement Procedures
RF Area - Options 544, 550
4. Refer to Figure 15-61. Plug ribbon cables W22 and W28, and wire harness
W12 back into the Front End Controller board.
Figure 15-61 Front End Controller Board Cables
5. Perform step 4 through step 6 in the “Transfer Switches” replacement
procedure on page 404 to replace the bracket and switch assembly and
front brace.
6. Replace the RF bracket, front panel, and instrument outer case as
described on page 360.
Item Keysight Part Number
W8 N9040-20108
W16 8121-2027
W17 N9040-60046
W18 N9040-20113
W21 N9040-20112
W30 8121-2608
W33 8121-1940
W51 N9040-20104
W52 N9040-20106
W54 N9040-20107
W69 N9040-20111
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