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CPU removal and installation - ThinkPad Edge E420

For access, remove these FRUs in order:

Attention: CPU is extremely sensitive. When you service the CPU, avoid any kind of rough handling.

Rotate the head of the screw in the direction shown by arrow [1] to release the lock, then remove the CPU [2].

Please perform the following step as shown in the picture below.

e420_cpu_1

When installing: Place the CPU above the CPU socket, and then rotate the head of the screw in the direction shown by arrow [3] to secure CPU.

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Document ID : PD015301
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