Lenovo B550 Notebook - Manual (Page 47)

43
Lenovo B550
1070 CPU
For access, remove these FRUs in order:
• “1010 Battery pack” on page 34
• “1030 Memory/Wireless module/CPU (central processing unit) compartment
cover” on page 37
• “1060 Fan assembly and Heat Sink assembly” on page 40
Attention: CPU is extremely sensitive. When you service the CPU, avoid any
kind of rough handling.
Figure 7. Removal steps of CPU
Rotate the head of the screw in the direction shown by arrow
1 to release the
lock, and then remove the CPU in the direction shown by arrow 2 .
22
a
b
1
When installing: Place the CPU on the CPU socket in the direction shown by
arrow
a
, and then rotate the head of the screw in the direction shown by arrow
b
to secure the CPU.