Dell PowerEdge R240 EMC PowerEdge R240 Installation and Service Manual - Page 84

System board, Removing the system board

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Figure 70. Installing a cabled power supply unit Next steps 1. Connect the PSU cables to the connectors on the system board and the backplane. 2. If applicable, install the expansion card riser. 3. Install the air shroud. 4. Follow the procedure listed in the After working inside your system. System board 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. CAUTION: Do not attempt to remove the TPM plug-in module from the system board. After the TPM plug-in module is installed, it is cryptographically bound to that specific system board. Any attempt to remove an installed TPM plug-in module breaks the cryptographic binding, and it cannot be reinstalled or installed on another system board. 1. Follow the safety guidelines listed in the Safety instructions. 2. Follow the procedure listed in the Before working inside your system. 3. Remove the following: a. Air shroud b. Memory modules c. Expansion card riser d. Processor and heat sink CAUTION: To prevent damage to the processor socket when replacing a faulty system board, ensure that you cover the processor socket with the processor dust cover. e. Internal USB key, if installed f. Internal Dual SD module, if installed 4. Disconnect all the cables that are connected to the system board. 84 PowerEdge R240 installing and removing system components

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Figure 70. Installing a cabled power supply unit
Next steps
1.
Connect the PSU cables to the connectors on the system board and the backplane.
2.
If applicable,
install the expansion card riser
.
3.
Install the air shroud
.
4.
Follow the procedure listed in the
After working inside your system
.
System board
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.
CAUTION:
Do not attempt to remove the TPM plug-in module from the system board. After the TPM plug-in module is
installed, it is cryptographically bound to that specific system board. Any attempt to remove an installed TPM plug-in
module breaks the cryptographic binding, and it cannot be reinstalled or installed on another system board.
1.
Follow the safety guidelines listed in the
Safety instructions
.
2.
Follow the procedure listed in the
Before working inside your system
.
3.
Remove the following:
a.
Air shroud
b.
Memory modules
c.
Expansion card riser
d.
Processor and heat sink
CAUTION:
To prevent damage to the processor socket when replacing a faulty system board, ensure that you
cover the processor socket with the processor dust cover.
e.
Internal USB key
, if installed
f.
Internal Dual SD module
, if installed
4.
Disconnect all the cables that are connected to the system board.
84
PowerEdge R240 installing and removing system components