Dell PowerEdge HR675 Hardware Owner's Manual page 76

5 Remove the screw that secures the power supply to the system.
6 Press the power supply release tab and slide the power supply out of the
system.
Figure 3-10. Removing and Installing a Non-redundant Power Supply
1 non-redundant power supply
3 screw
76
Installing System Components
1
3
2 power supply release tab
2