Dell Vostro 2420 (Mid 2012) - Manual (Page 26)

5. Follow the procedures in After Working Inside Your Computer .
Removing the Processor
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove:
a) battery
b) keyboard
c) palmrest
d) heat-sink fan assembly
3. Rotate the processor-cam screw in a counter-clockwise direction.
4. Lift up the processor and remove it from the computer.
Installing the Processor
1. Insert the processor into the processor socket. Ensure the processor is properly seated.
2. Tighten the cam-screw in a clockwise direction to the locked position.
3. Install:
a) heat-sink fan assembly
b) palmrest
c) keyboard
d) battery
4. Follow the procedures in After Working Inside Your Computer .
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