Keysight Technologies N9040B UXA Signal Analyzer Service Guide 417
Assembly Replacement Procedures
Card Cage Boards
A21 Wideband Analog I.F. Assembly (Option B2X and B5X only)
Removal
1. To remove the A21 Wideband Analog I.F. assembly it is also necessary to
remove the top brace. Perform step 3 in the “Top Brace and Card Cage
Brace” removal procedure.
2. Refer to Figure 15-62. Locate the Wideband Analog I.F. assembly (3).
3. Refer to Figure 15-67. Remove ribbon cable W56 by first removing the
single screw (1) (0515-0372). Then unplug W56 from the interconnection
with W57.
Figure 15-67 Wideband I.F. Ribbon Cable
4. Refer to Figure 15-68. Remove cables W34, W40, W41, W45, and W46.
Figure 15-68 Wideband I.F. Cables
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