• Install memory modules in the alphabetic order as shown.
Figure 25. 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 55.
2. Lay the computer on its side for easier access to the system board.
3. Locate the memory slots. See "Parts on the system board" on page 6.
4. Remove any parts that might prevent your access to the memory slots. Depending on your computer
model, you might need to remove the PCIe x16 graphics card for easier access to the memory slots. See
"Full-length PCIe card" on page 61.
5. To remove a memory module, open the retaining clips and gently pull the memory module out of the
memory slot.
Figure 26. Removing a memory module
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P520c User Guide