Toshiba satellite a20 series 用户手册

下载
页码 495
4.8  Cooling Fan 
4 Replacement Procedures 
4.8 Cooling 
Fan 
Removing the Cooling Fan 
To remove the cooling fan, follow the steps below and refer to figure 4-10. 
NOTE:  A filter is attached to the back of the fan cover to prevent dust or dirt from 
entering inside of the computer. When you removed the fan cover, make sure there is no 
dust or dirt on the filter. If there is, vacuum off dust or dirt. The filter can not be removed. 
CAUTION:  The cooling fan can become very hot during operation. Wait for the fan to 
cool before removing it. Do not touch the fan rotor or fan blades or apply impact to the 
cooling fan module. 
 
1.  Remove the following screws securing the fin cover and remove the fin cover. 
•  M2.5×6  FLAT HEAD screw   
 
×2 
2.  Remove the following screws securing the fan cover and remove the fan cover. 
•  M2.5×4  FLAT HEAD screw   
 
×2 
3.  Remove the following screws securing the cooling fan module. 
•  M2.5×6  FLAT HEAD screw   
 
×2 
4.  Remove the cooling fan module. 
Satellite A20 Maintenance Manual (960-444) 
4-23