NEC Express5800/R120d-2E User Manual page 63

Chapter 2 Preparations
8. Lightly push the processor to the CPU socket, and close the plate.
9. Close the socket lever to fix it.
10. Put the heat sink on processor and fix the heat sink with four screws.
(The direction where a heat sink is installed, refar to illustration of step 11)
Temporarily tighten the four screws diagonally, then tighten them securely.
Make sure that the screw aligns with the screw hole. If not, the screw may damage the motherboard.
• Be sure to hold the processor only at the edges. Pay attention not to touch the
Important
bottom of the processor (pin section).
• Insert the processor while aligning the notch on the processor with the key section on
Note
the CPU socket.
• Bring down the processor straight without tilting or sliding it in the socket.
1
Note
Make sure that the heat sink is properly attached and properly direction.
Express5800/R120d-2E User's Guide
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1. Installing Internal Optional Devices
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