RM238 Series 
System Components Removal and Installation │  40 
 
2-10 PSU Installation and Removal 
 
Figure 59    Single 2U PSU installation 
 
1. Install the PSU into the chassis, and ensure the alignment of screw holes on the PSU, the chassis base and the back panel matched.   
2. Secure the PSU with the back panel by three screws. 
3. Secure the PSU with the chassis base by two screws.