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Figure 20. Removing a reverse air flow (RAF) power supply unit

Next steps

Replace the PSU

replace the PSU

Installing a power supply unit

Prerequisites

1. Follow the safety guidelines listed in the

2. For systems that support redundant Power Supply Units (PSUs), 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.

Remove the PSU blank.

NOTE:

The PowerEdge XR8000r only supports reverse air flow (RAF) Power Supply Units (PSUs). The PSUs with blue

straps are designed for reverse air flow (RAF).

NOTE:

For information about DC PSU cabling instructions, see the Cabling instructions for - (48 - 60) V DC power

supply Tech sheet that is shipped with your DC PSU or go to https://www.dell.com/poweredgemanuals > XR Servers >

PowerEdge XR8000r > Select This Product > Documentation > Manuals and Documents > Cabling instructions for - 48 - 60

V DC power supply.

Steps

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

Installing and removing system components

blank.

Safety

instructions.