Toshiba Satellite C655D - Page 166

4 Replacement Procedures 4.12 CPU
3. Secure the CPU by rotating the cam 120 degrees to the right with a flat-blade screwdriver.
NOTE: FOXCONN CPU socket will be 180 degrees to the left.
Figure 4- 22 Securing the CPU.
4--36 Satellite/Satellite Pro/C650D/C655D Maintenance Manual