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12. Place the new heat sink into position and lower the lever 1to secure the heat
sink.
13. Go to “Completing the CRU replacement” on page 28.
Replacing a memory module
Attention
Do not open your computer or attempt any repair before reading the “Important safety
information” in the Quick Reference that was included with your computer or in the
Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Quick
Reference or the HMM, go to the Support Web site at
http://www.lenovo.com/think/support.
To replace the memory modules:
1. Open the computer cover. See “Opening the cover” on page 5.
Chapter 2. Replacing hardware 17