Ensure safety, power off, and remove the system cover. Use the system board holder to slide and lift the system board out. Replace optional cards and rear I/O board. Securely install the new system board, following safety measures.
Prerequisites
Follow the safety guidelines listed in the Safety instructions.
Power off the system and all attached peripherals.
Disconnect the system from the electrical outlet and disconnect the peripherals.
If applicable, remove the system from the rack.
Remove the system cover.
Remove the system board:
Using the system board holder and plunger, slide the system board towards the front of the system.
Lift the system board out of the chassis.
NOTE: The procedure to remove the liquid cooling rear I/O board and rear I/O board is the same.
Removing the LOM card (optional),MIC card, and rear I/O board:
Using a Phillips # 2 screwdriver, remove the screws that secure the LAN on Motherboard (LOM) card, Management Interface card (MIC), and rear I/O board to the system board.
Holding the edges, pull the LOM card, MIC card, or rear I/O board to disconnect from the connector on the system board.
NOTE: MIC is card is only available in the system that supports Dell DPU cards.
Installing the LOM card (optional),MIC card, and rear I/O board:
Align the connectors and slots on the LAN on Motherboard (LOM) card, Management Interface card (MIC), or rear I/O board with the connector and standoffs on the system board.
Press the LOM card, MIC card, or rear I/O board until firmly seated on the system board connector.
Using a Phillips #2 screwdriver, secure the LOM card, MIC card or rear I/O board to the system board with screws.
NOTE: MIC is card is only available in the system that supports Dell DPU cards.
Install the system board:
Unpack the new system board assembly.
CAUTION: Do not lift the system board by holding a memory module, processor, or other components.
CAUTION: Take care not to damage the system identification button while placing the system board into the chassis.
Holding the system board holder and plunger, lower the system board into the system.
Slide the system board towards the rear of the chassis until the connectors are firmly seated in the slots.
Replace the system cover.
If applicable, install the system into the rack.
Reconnect the peripherals and connect the system to the electrical outlet, and then power on the system.
