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 status indicator turns green to signify that the PSU is functioning properly.
Figure 73. Installing a DC PSU
1
release latch
2
power supply status indicator
3
PSU
4
power connector
5
PSU handle
Next step
•
Follow the procedure listed in the After working inside your system section.
Related link
Safety instructions
Before working inside your system
After working inside your system
Power interposer board
The power interposer board (PIB) is a board that connects the redundant power supply units (PSUs) to the system board. The PIB is only
supported in systems with redundant PSUs.
Removing the power interposer board
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
Follow the procedure listed in the Before working inside your system section.
3
Remove the cooling shroud.
NOTE:
If applicable, close the expansion card latch on the cooling shroud to release the full length card.
4
If applicable, disconnect the power or data cables from expansion card(s).
Installing and removing system components
141
