Machine Types 8466, 8467, 8468, 8714, And 8715 - Lenovo ThinkCentre E50 Hardware Maintenance Manual

Machine types 8466, 8467, 8468, 8714, and 8715

Note: The new microprocessor is shipped with a new heat sink. Make sure to use
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Hardware Maintenance Manual
the new heat sink when installing the new microprocessor.
1. Remove the cover. See "Removing the cover" on page 121.
2. Lift the fan duct off the heat sink fan.
3. Disconnect the heat sink and fan assembly cable from the system board. See
the system board illustration for your machine type at "Identifying parts on
the system board" on page 123.
4. Rotate handle 1 to release the heat sink clamp and then disengage the
clamp from the plastic retention bracket.
5. Lift the heat sink and fan assembly off the failing system board. Place the heat
sink on its side so that the thermal grease does not come in contact with
anything.