Maintenance Manual

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6.11 Replacing the Motherboard
Removing the Motherboard
To remove the motherboard, follow the instructions below.
1. Remove the cross bar partition.
2. Remove the air duct.
3. Remove the CPU1 and CPU0 riser modules from the motherboard.
4. Disconnect all power and signal cables from the motherboard.
5. Loosen the thumbscrew in the middle of the motherboard.
6. Grasp both heat sinks and push the motherboard toward the rear of the chassis then
lift it out from the chassis.