Lenovo IdeaCentre K330 Replacement Manual page 37

3. Position the computer cover on the chassis so that the rail guides on the
bottom of the computer cover engage the rails. Then, push the computer
cover closed until it snaps into position.
4. Reconnect the external cables and power cords into the computer. Refer to
"Locating connectors on the front of the computer" and "Locating connectors
on the rear of the computer".
5. To update your configuration settings, refer to "Starting the Setup Utility" in the
Hardware Maintenance Manual.
Note: In most areas of the world, Lenovo requires the return of the defective
CRU. Information about this will either come with the CRU or will arrive a few
days after the CRU has been delivered.
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Hardware Replacement Guide