NEC Express5800/E120d-1 User Manual page 53

Chapter 2 Preparations
11. Make sure that the heat sink is installed on a level with the motherboard.
装置前面
12. Remove the fan cover from the slot where an additional fan is installed.Install an additional fan provided
with Additional CPU Board.
 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/E120d-1 User's Guide
1. Installing Internal Optional Devices
装置背面
53