Lenovo IdeaCentre K330B Hardware Replacement Manual page 28

7. Use the thermal grease syringe to place five drops of grease on the top of the
microprocessor. Each drop of grease should be 0.03ml (3 tick marks on the
grease syringe).
8. Install the new heat sink and fan assembly on the heat sink retention bracket.
9. Reconnect the disconnected cables to the system board.
10. Refer to the "Completing the installation".
Hardware Replacement Guide
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