System Cover; Removing The System Cover - Dell EMC PowerEdge R6400 Installation And Service Manual

Figure 25. Installing a power supply unit
Next steps
1 If you have unlatched the cable management arm, relatch it. For information about the cable management arm, see the system's rack
documentation at Dell.com/poweredgemanuals.
2 Connect the power cable to the PSU, and plug the cable into a power outlet.
CAUTION: When connecting the power cable to the PSU, secure the cable to the PSU with the strap.
NOTE: When installing, hot swapping, or hot adding a new PSU, wait for 15 seconds for the system to recognize the PSU
and determine its status. The PSU redundancy may not occur until discovery is complete. Wait until the new PSU is
discovered and enabled before you remove the other PSU. The PSU status indicator turns green to signify that the PSU is
functioning properly.

System cover

System cover provides security for the entire system and also helps in maintaining proper air flow inside the system.

Removing the system cover

Prerequisites
1 Follow the safety guidelines listed in
2 Turn off each sled in the system, including all the attached peripherals.
3 Disconnect the system from the electrical outlet and disconnect the peripherals.
Steps
1 Press and hold the cover release latch lock down.
2 With your palm on one of the traction pads, slide the system cover toward the rear of the system.
3 Lift the cover from the system.
48 Installing and removing enclosure components
Safety instructions.