Figure 118. Installing a power supply unit blank
Next steps
Follow the procedure listed in
After working inside your system
.
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.
Follow the safety guidelines listed in
Safety instructions
.
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.
Unlatch and lift the optional cable management arm if it interferes with the PSU removal.
For information about the cable management arm, see the system’s rack documentation at
www.dell.com/poweredgemanuals
.
Steps
Press the orange release latch and slide the PSU out of the system by using the PSU handle.
Figure 119. Removing a power supply unit
Next steps
Install the PSU or the PSU blank.
Installing and removing system components
155
