Keysight Technologies N9040B UXA Signal Analyzer Service Guide                                                                    375
Assembly Replacement Procedures
RF Area - Options 508, 513, 526
Replacement
1. Refer to Figure 15-21. When replacing the coax switches, install them into 
the bracket with the label facing as shown. Install SW1 (bottom switch) 
and secure with the two screws (1) (0515-1992) and SW1 bracket (2) 
(E4410-00104) to the main switch bracket (4). Torque to 6 inch-lbs. 
Install SW2 (top switch) with the two screws (1) (0515-1992) and SW2 
bracket (3) (N9040-00019). Torque to 6 inch-lbs.
Figure 15-21  Coax Switches Replacement - Options 508, 513, 526