Dell Precision M6600 (Mid 2011) - Manual (Page 45)

Secondary Memory
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Removing The Secondary Memory
1. Follow the procedures in Before Working On Your Computer
2. Remove the battery .
3. Remove the keyboard trim .
4. Remove the keyboard .
5. Gently pry the retention clips away from the memory module.
6. Remove the memory module from the computer.
7. Gently pry the retention clips away from the memory module.
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