534                                       Keysight N9038A MXE Service Guide
Assembly Replacement Procedures
Top Brace and Power Supply Bracket
Top Brace and Power Supply Bracket
Removal 
1. Remove the instrument outer case. Refer to the Instrument Outer Case 
removal procedure.
2. Refer to Figure 18-4. To remove the top brace (1), use the T-10 driver to 
remove the twelve screws (3) (0515-0372) attaching the top brace to the 
chassis. Remove the wire hold down 1 (as shown in Figure 18-5). Remove 
the fifteen screws (4) (0515-1227) attaching the top brace to the boards. 
3. To remove the power supply bracket (2), use the T-10 driver to remove 
the eight screws (5) (0515-0372) attaching the power supply bracket to 
the instrument and the three screws (6) (0515-1227) attaching the power 
supply bracket to the power supply.
Figure 18-4  Top Brace and Power Supply Bracket Removal