Remove the system board

Use this information to remove the system board.

Attention

Removing and installing this component requires trained technicians. Do no attempt to remove or install it without proper training.

Before removing the system board:

Read the following section(s) to ensure that you work safely.
- Safety
- Installation Guidelines
Record all system configuration information, such as Lenovo XClarity Controller IP addresses, vital product data, and the machine type, model number, serial number, Universally Unique Identifier, and asset tag of the server.
Use the Lenovo XClarity Essentials OneCLI to save the system configuration to external media.
Save the system-event log to external media.
Note
When replacing the system board, always update the server with the latest firmware or restore the pre-existing firmware. Make sure that you have the latest firmware or a copy of the pre-existing firmware before you proceed.
Turn off the server. Disconnect the power cords and all external cables (see Power off the server).
If server is installed in a rack, remove the server from the rack.
Remove the top cover (see Remove the top cover).

To remove the system board, complete the following steps:

Remove the following components that are installed on the system board and put them in a safe, static-protective place.
- Disconnect the fan cables (see Remove a fan).
- Remove the air baffle (see Remove the air baffle).
- Disconnect the backplate or the backplane cables (see Remove the backplate or Remove the hot-swap drive backplane).
- Disconnect the front operator panel cables (see Remove the front operator panel (3.5-inch HDD model) or Remove the front operator panel (2.5-inch HDD model)).
- Remove the M.2 drive if installed (see Remove the M.2 drive).
- Remove the flash power module if installed (see Remove the flash power module).
- Remove the PCIe riser assembly (see Remove the PCIe riser assembly).
- Remove the riser adapter if installed (see Remove an adapter).
- Remove the TPM card if installed (see Remove the TPM card (for Chinese Mainland only)).
- Remove the DIMMs (see Remove a DIMM).
- Remove the heat sink (see Remove the heat sink).
- Remove the processor (see Remove the processor).
Remove all eight screws that secure the system board to the chassis.
Figure 1. System-board screws location
Slightly lift up the front side of the system board; then, slide the system board toward the front of the server and lift it out of the server.
Figure 2. System board removal

Important

Before you return the system board, make sure that you install the CPU socket covers from the new system board. To replace a CPU socket cover:

Insert the new system board into the chassis with an angle and install all the screws, see Install the system board.
Take a socket cover from the CPU socket assembly on the new system board and orient it correctly above the CPU socket assembly on the removed system board.
Gently press down the socket cover legs to the CPU socket assembly, pressing on the edges to avoid damage to the socket pins. You might hear a click on the socket cover is securely attached.
Make sure that the socket cover is securely attached to the CPU socket assembly.

If you are instructed to return the defective component, please package the part to prevent any shipping damage. Reuse the packaging the new part arrived in and follow all packaging instructions.

Demo video

Watch the procedure on YouTube

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