Dell EMC Core XC750, Инструкция по установке и обслуживанию

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Removing a power supply unit blank
Prerequisites
Follow the safety guidelines listed in the Safety instructions .
Steps
Pull the blank out of the system.
CAUTION: To ensure proper system cooling, the PSU blank must be installed in the second PSU bay in a
non-redundant configuration. Remove the PSU blank only if you are installing a second PSU.
Figure 167. Removing a power supply unit blank
Next steps
1. Replace the PSU blank or install the PSU .
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.
Installing and removing system components 151