Dell PowerEdge T550 EMC Installation and Service Manual - Page 159

Removing a AC power supply unit, Installing a power supply unit adapter

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NOTE: Remove the PSU adapter, when installing PSU with 86 mm wide form factor. Steps Align and insert the power supply unit adapter, until the adapter clicks into place. Figure 168. Installing a power supply unit adapter Removing a AC power supply unit Prerequisites CAUTION: The system needs one power supply unit (PSU) for normal operation. On power-redundant systems, remove and replace only one PSU at a time in a system that is powered on. 1. Follow the safety guidelines listed in Safety instructions. 2. Disconnect the power cable from the power source and from the PSU you intend to remove, and then remove the cable from the strap on the PSU handle. Steps Press the orange release latch and slide the PSU out of the system by using the PSU handle. Figure 169. Removing a 60 mm power supply unit Installing and removing system components 159

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NOTE:
Remove the PSU adapter, when installing PSU with 86 mm wide form factor.
Steps
Align and insert the power supply unit adapter, until the adapter clicks into place.
Figure 168. Installing a power supply unit adapter
Removing a AC power supply unit
Prerequisites
CAUTION:
The system needs one power supply unit (PSU) for normal operation. On power-redundant systems,
remove and replace only one PSU at a time in a system that is powered on.
1.
Follow the safety guidelines listed in
Safety instructions
.
2.
Disconnect the power cable from the power source and from the PSU you intend to remove, and then remove the cable
from the strap on the PSU handle.
Steps
Press the orange release latch and slide the PSU out of the system by using the PSU handle.
Figure 169. Removing a 60 mm power supply unit
Installing and removing system components
159