Motherboard Replacement

Disconnect the 10G network interface cable.

Pull the 10G network interface cable pull-tab.

Pull the green retention plunger upwards.

Pull the server away from the rack, as shown.

Pull the server until about (2) inches of the black lid is exposed.

Move the server on the crash cart for transportation or out of rack repairs.

Squeeze (2) lid retention handles towards the center of the node.

Slide the lid towards the rear of the server node.

Lift and remove the lid.

Disconnect the SATA from the hard disk drive (HDD).

Disconnect the power cable from the HDD.

Loosen (2) thumbscrews.

Loosen the thumbscrew near the Facebook part number, as shown.

Loosen the thumbscrew on the right side of the PCI riser card assembly, as shown.

Engage the riser card assembly, as shown.

Push the riser card assembly upwards, until a 'click' is felt.

Lift the riser card assembly from the server.

Place the riser card assembly next to the server with the riser card pins facing up, as shown.

Press (3) retention clips to unseat the NIC.

Lift the NIC from the motherboard.

Place the NIC on the work bench.

Disconnect the SATA cable from the motherboard.

Squeeze the cable connector to ensure the metal retention tab is depressed.

Disconnect the hard disk drive (HDD) power cable from the motherboard.

Place the cable on the work bench. This cable will be installed again at a later point.

Engage the mSATA drive and drive clip, as shown.

Lightly pull the drive clip towards the front of the chassis with your index finger.

Pull the mSATA drive away from its socket.

Place the mSATA drive on the work bench. It will be installed at a later point.

Locate the TPM Module.

To remove, grip the module on each side, then pull upwards as shown.

Place the TPM Module on a work bench. This will be installed again at a later point.

Remove (2) CPU heatsinks.

Place each heatsink next to their respective CPU socket.

Ensure the heatsink is facing with thermal compound facing up.

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DIMM quantity is variant upon server type. Refer to the DIMM and CPU Identification guide for exact DIMM capacity.

Disconnect and remove all the DIMMs.

Place each DIMM next to their respective socket, as shown.

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Remove (2) CPUs.

Place the CPUs on top of their respective heatsinks

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Close (2) CPU retention brackets.

Disconnect (2) fan power cables.

Loosen (1) midplane board thumbscrew.

Slide the midplane board towards the fans, until resistance is felt.

Tighten (1) midplane board thumbscrew.

This will keep the midplane board from interfering with the motherboard.

Loosen (1) motherboard thumbscrew.

This thumbscrew is located on the top left of the motherboard.

Push the motherboard towards the fans until (7) motherboard standoffs clear the motherboard guides.

Lift the motherboard from the server chassis.

Slight wiggling may be required in order to clear the (7) standoffs.

Place the motherboard in the server chassis,

Make sure all (7) chassis motherboard standoffs clear the motherboard guides.

Pull the motherboard towards the front of the chassis until resistance is felt.

Tighten (1) motherboard thumbscrew.

Loosen the midplane thumbscrew.

Slide the midplane board back to the motherboard interface.

Tighten the midplane thumbscrew.

Connect two fan power connectors to the motherboard.

Connect all the DIMMs into the identical slots they were previously removed from.

Install (2) CPUs.

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Install (2) CPU heatsinks.

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Connect the mSATA drive back into its socket.

Press down on the mSATA drive until the white nylon retention clip secures the mSATA drive.

A 'click' can be felt when the mSATA drive is properly seated.

Connect the NIC onto the motherboard.

Lightly press the black film of the NIC until all (4) nylon standoffs secure the NIC to the motherboard.

Connect the HDD power and SATA cable connectors to the motherboard.

The TPM module and socket are keyed. Ensure that both are aligned prior to installation.

Once the TPM module connector has been aligned, insert it into the socket until resistance is felt.

Install the riser card assembly into the server.

Align chassis keys with the riser card assembly guides, as shown.

Press the riser card assembly down (most near the riser card PCB) until a 'click' is felt.

Tighten (2) thumbscrews on the riser card assembly, as shown.

Install the lid on the server, as shown.

Slide the server back into the rack.

Continue pushing the server until the server chassis pin secures the server.

A distinctive 'click' will be felt when the pin secures the server in the rack.

Connect the 10G network interface cable.

Press the power button.