Installing A Power Supply Unit - Dell EMC PowerEdge R450 12M1H Installation And Service Manual

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Installing a power supply unit

Prerequisites

1. Follow the safety guidelines listed in the

2. For systems that support redundant PSU, 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.

3. Remove the

PSU

blank.

Steps

Slide the PSU into the PSU bay until the release latch snaps into place.

Figure 97. Installing a power supply unit

Next steps

1. If you have unlatched the cable management arm, relatch it. For information about the cable management arm, see the

system's rack documentation at https://www.dell.com/poweredgemanuals.

2. Connect the power cable to the PSU, and plug the cable into a power outlet.

CAUTION:

When connecting the power cable to the PSU, secure the cable to the PSU with the strap.

NOTE:

When installing, hot swapping, or hot adding a new PSU, wait for 15 seconds for the system to recognize the

PSU and determine its status. The PSU redundancy may not occur until discovery is complete. The PSU status indicator

turns green to indicate that the PSU is functioning properly.

NOTE:

For certain premium configurations with high power consumption, system PSU might stay with 2+0 mode only, 1+1

redundant mode is not available.

NOTE:

While replacing the hot swappable PSU, after next server boot; the new PSU automatically updates to the same

firmware and configuration of the replaced one. For more information about the Part replacement configuration, see the

Lifecycle Controller User's Guide at https://www.dell.com/idracmanuals.

Safety

instructions.

Installing and removing system components

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Emc poweredge r450 E74s