Lenovo ThinkStation P520 User Manual page 139

• Always install DIMMs in the following order as illustrated:
Figure 114. Memory module installation order
To remove or install a memory module, do the following:
1. Prepare your computer. See "Preparing your computer and removing the computer cover" on page 63.
2. Lay the computer on its side for easier access to the system board.
3. Locate the memory module slot. See "Parts on the system board" on page 7.
4. To remove the memory module, open the retaining clips and gently pull the memory module out of the
memory slot.
Figure 115. Removing a memory module
.
Chapter 7 Hardware removal and installation
125