System Board; Removing The System Board - Dell EMC PowerEdge R250 Installation And Service Manual

Figure 70. Installing the cabled 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 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.
3. Connect the PSU cables to the connectors on the system board and the backplane.
4. Install the air shroud.
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

System board

This is a service technician replaceable part only.

Removing the system board

Prerequisites
CAUTION: If you are using the Trusted Platform Module (TPM) with an encryption key, you may be prompted
to create a recovery key during program or System Setup. Be sure to create and safely store this recovery key.
If you replace this system board, you must supply the recovery key when you restart your system or program
before you can access the encrypted data on your drives.
1. Follow the safety guidelines listed in the
2. Follow the procedure listed in the
3. Remove the following components:
a. System cover
b. Air shroud
c. Cooling fans
72 Installing and removing system components
https://www.dell.com/idracmanuals
Safety instructions.
Before working inside your system.