En-8
MS-7640 Mainboard
Important
Mainboard photos shown in this section are for demonstration only. The appearance 
of your mainboard may vary depending on the model you purchase.
While disconnecting the Safety Hook from the xed bolt, it is necessary to keep an 
eye on your ngers, because once the Safety Hook is disconnected from the xed 
bolt, the xed lever will spring back instantly.
•
•
Position the cooling set onto the re-
tention mechanism.   
Hook  one  end  of  the  clip  to  hook 
rst.
5. Then press down the other end of the 
clip to fasten the  cooling  set  on  the 
top of the retention mechanism. 
Locate the Fix Lever and lift up it.
6.
Fasten down the lever.7. Attach the CPU Fan cable to the CPU  
fan connector on the mainboard.  
8.