Removing a 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. Follow the procedure listed in Before working on your system.
3. Disconnect the power cable from the power outlet and from the PSU that you intend to remove.
4. Remove the cable from the strap on the PSU handle.
5. 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 poweredge manuals.
Steps
Press the orange release latch and slide the PSU out of the system by using the PSU handle.
Figure 73. Removing a power supply unit
Next steps
1. Install the power supply unit or Install the PSU blank.
2. Follow the procedure listed in After working inside your system.
.
Installing a power supply unit
The procedure for installing AC and DC PSUs is identical.
Prerequisites
1. Ensure that both the PSUs are of the same type and have the same maximum output power.
NOTE: The maximum output power (shown in watts) is listed on the PSU label.
2. Follow the safety guidelines listed in Safety instructions.
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Installing and removing system components
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