540 Keysight N9038A MXE Service Guide
Assembly Replacement Procedures
RF Area - Option 503, 508, & 526
RF Switch/High Band Preamp Assembly - Option 503, 508, & 526
Removal
1. Refer to Figure 18-9. Remove the ribbon cable W4.
2. Remove the semi-rigid cables W37, W38, and W39 using the 5/16 inch
wrench.
3. Refer to Figure 18-10. Remove the three screws (2) (0515-0372) using
the T-10 driver. The RF Switch/High Band Preamp assembly (1) can now
be removed from the chassis.
4. Refer to Figure 18-11. To separate the switch from the bracket, remove the
four screws (3) (0515-0372) using the T-10 driver.
Figure 18-9 RF Switch/High Band Preamp Assembly Cable Removal -
Option 503, 508, & 526
Item Keysight Part Number
W37
N9038-21315
W38
N9020-20101
W39
N9020-20123