4 Replacement Procedures  4.12 CPU 
4.12  CPU 
Removing the CPU 
Remove the CPU according to the following procedures and Figures 4-19, 4-20 and 4-21. 
CAUTION:  When removing the CPU, keep the following in mind: 
The CPU can become very hot during operation. Be sure to let it cool down before 
starting repair work. 
NOTE: FOXCONN CPU socket will be 180 degrees to the right. 
1.  Tear off the CPU mylar. 
2.  Unlock the CPU by rotating the cam on the CPU socket 120 degrees to the left with a 
flat-blade screwdriver (in the order shown in the figure below). 
3.  Remove the CPU. 
CPU Mylar
CPU
 
Figure4-19 Removing the CPU 
 
Figure 4-20 Removing the CPU 
4--34  Satellite/Satellite Pro/C650D/C655D     Maintenance Manual