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Figure 99. Removing a power supply unit blank
Next steps
Install the PSU blank.
Related links
Installing a power supply unit blank
Installing a power supply unit blank
Prerequisites
1
Follow the safety guidelines listed in
2
Install the power supply unit (PSU) blank only in the second PSU bay.
Steps
Align the PSU blank with the PSU slot and push it into the PSU slot until it clicks into place.
Figure 100. Installing a power supply unit blank
Removing a power supply unit
The procedure for removing AC and DC PSUs is identical.
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
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.
3
Unlatch and lift the optional cable management arm if it interferes with the PSU removal.
150
Dell EMC PowerEdge R740 Installation and Service Manual
Installing and removing system components
Safety
instructions.
Safety
instructions.
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