Owners Manual

Next steps
Install the PSU.
NOTE: If you are removing the PSU permanently, install a PSU blank.
Related references
Safety instructions on page 71
Related tasks
Installing a redundant power supply unit on page 137
Installing the power supply unit blank on page 141
Installing a redundant power supply unit
Prerequisites
CAUTION: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by
your warranty. Read and follow the safety instructions that are shipped with your product.
1. Follow the safety guidelines listed in the Safety instructions section.
2. Verify that both power supply units (PSUs) are of the same type and have the same maximum output power.
NOTE: The maximum output power (shown in Watt) is listed on the PSU label.
3. If installed, remove the PSU blank.
Steps
Slide the new PSU into the chassis until the PSU is fully seated and the release latch snaps into place.
Figure 72. Installing a redundant PSU
1.
release latch 2. PSU cable connector
3. PSU 4. power connector
5. PSU handle
Next steps
1. If you have unlatched the cable management arm, relatch it. For information about the cable management arm, see the rack
documentation of the system.
2. Connect the power cable to the PSU and plug the cable into a power outlet.
CAUTION: When connecting the power cable, secure the cable with the strap.
Installing and removing system components 137