Dell Latitude E6520 (Early 2011) - Manual (Page 52)

Installing The Processor
1. Align the notches on the processor and the socket.
2. Slide the processor into the socket.
3. Rotate the processor cam lock in a clockwise direction.
4. Install the
heat-sink .
5. Install the base cover .
6. Install the battery .
7. Follow the procedures in After Working Inside Your Computer .
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