Dell PowerEdge R750 EMC Installation and Service Manual - Page 192

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

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Figure 200. Installing a power supply unit adapter Removing a power supply unit Prerequisites CAUTION: The system requires 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 the Safety instructions. 2. Disconnect the power cable from the power outlet and from the PSU you intend to remove. 3. Remove the cable from the strap on the PSU handle. 4. Unlatch and lift or remove the optional cable management accessory if it interferes with the PSU removal. NOTE: For information about the cable management when the PSU is removed or installed while the system is in a rack, see the system's cable management arm documentation at https://www.dell.com/poweredgemanuals. Steps Press the release latch and holding the PSU handle, slide the PSU out of the bay. 192 Installing and removing system components

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Figure 200. Installing a power supply unit adapter
Removing a power supply unit
Prerequisites
CAUTION:
The system requires 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 the
Safety instructions
.
2.
Disconnect the power cable from the power outlet and from the PSU you intend to remove.
3.
Remove the cable from the strap on the PSU handle.
4.
Unlatch and lift or remove the optional cable management accessory if it interferes with the PSU removal.
NOTE:
For information about the cable management when the PSU is removed or installed while the system is in a rack,
see the system’s cable management arm documentation at
.
Steps
Press the release latch and holding the PSU handle, slide the PSU out of the bay.
192
Installing and removing system components