370 Keysight Technologies N9040B UXA Signal Analyzer Service Guide
Assembly Replacement Procedures
RF Area - Options 508, 513, 526
A20 YTO
Removal
1. Refer to Figure 15-12. Remove cable W20 from the YTO (2).
2. Remove the ribbon cable W23 by pulling forward on the locking latch.
3. Refer to Figure 15-13. From the bottom of the instrument, remove the two
screws (2) (0515-0372). The A20 YTO can now be removed from the
chassis.
Replacement
1. Refer to Figure 15-13. Place the YTO into the chassis. Replace the two
screws (2) (0515-0372). Torque to 9 inch-pounds.
2. Figure 15-12. Replace the cable W20. Torque to 10 inch-pounds.
3. Replace the ribbon cable W23. Ensure the locking latch is engaged.
4. Replace the RF bracket, front panel, and instrument outer case as
described on page 360.
Item Keysight Part Number
W20 N9040-20037
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