Lenovo ThinkStation P310 User Manual page 76

Install memory modules in the numerical order as shown. The numbers 1, 2, 3, and 4 indicate the installation
sequence.
Figure 18. Memory module installation–order
To install or replace a memory module, do the following:
1. Remove any media from the drives and turn off all connected devices and the computer. Then,
disconnect all power cords from electrical outlets and disconnect all cables that are connected to the
computer.
2. Remove the computer cover. See "Removing the computer cover" on page 58.
3. Lay the computer on its side for easier access to the system board.
4. Locate the memory slots. See "Parts on the system board" on page 7.
5. Remove any parts that might prevent your access to the memory slots. Depending on your computer
model, you might need to remove the PCI Express x16 graphics card for easier access to the memory
slots. See "Installing or replacing a PCI card" on page 59.
6. Depending on whether you are installing or replacing a memory module, do one of the following:
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ThinkStation P310 User Guide