NEC Express5800 Series User Manual page 61

Chapter 2 Preparations
11. Put the heat sink on processor and fix the heat sink with four screws.
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.
12. Make sure that the heat sink is installed on a level with the motherboard.
1
Note
Make sure that the heat sink is properly attached and properly direction
The server back side
The server front side
• If the heat sink is not level, remove it, and then install it again.
Note
The following probably causes the heat sink not to be level:
– The CPU is not positioned correctly.
– All screws are not completely tightened.
• Do not move the secured heat sink.
Express5800/R120e-1E User's Guide
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1. Installing Internal Optional Devices
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