Lenovo ThinkCentre 7258 User Manual page 103

11. Lower the microprocessor straight down into the system board socket of the
system board.
12. To secure the microprocessor in the socket, close the microprocessor retainer
and lock it into position with the small handle.
13. 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).
14. Install the heat sink and fan assembly on the system board.
15. Connect the heat sink and fan assembly cable to the system board. See the
system board illustration for your machine type at "System board connectors"
on page 84.
16. Go to "Completing the FRU replacement" on page 120.
Chapter 8. Replacing FRUs - Tamdhu Computers
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