Installing Or Replacing A Memory Module - Lenovo ThinkCentre 3029 User Manual

Figure 10. Installing a PCI card
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to "Completing the parts replacement" on page 38.

Installing or replacing a memory module

Attention:
Do not open your computer or attempt any repair before reading and understanding the "Important safety information"
in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre
Safety and Warranty Guide, go to:
http://www.lenovo.com/support
This section provides instructions on how to install or replace a memory module.
Your computer has four slots for installing or replacing DDR3 DIMMs that provide up to a maximum of 16 GB
system memory. When installing or replacing a memory module, use the following guidelines:
• Use 1 GB, 2 GB, or 4 GB DDR3 DIMMs in any combination up to a maximum of 16 GB.
• Install memory modules in the sequence of DIMM 1, DIMM 3, DIMM 2, and DIMM 4. See "Locating
parts on the system board" on page 10.
To install or replace a memory module, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Remove the computer cover. See "Removing the computer cover" on page 14.
3. Locate the memory slots. See "Locating parts on the system board" on page 10.
4. 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 15.
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ThinkCentre User Guide