Installing Or Replacing A Memory Module - Lenovo ThinkCentre M73 10B0 Hardware Maintenance Manual

Figure 17. Reinstalling the front bezel
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 131.

Installing or replacing a memory module

Attention: Do not open your computer or attempt any repair before reading and understanding the
"Important safety information" on page 1.
This section provides instructions on how to install or replace a memory module.
Your computer has two slots for installing or replacing double data rate 3 unbuffered dual inline memory
modules (DDR3 UDIMMs) that provide up to a maximum of 16 GB system memory. When installing or
replacing a memory module, use 2 GB, 4 GB, or 8 GB DDR3 DIMMs in any combination up to a maximum of
16 GB.
To install or replace a memory module, do the following:
1. Remove all media from the drives and turn off all attached 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 90.
3. Lay the computer on its side for easier access to the system board.
4. Locate the memory slots. See "Locating parts on the system board" on page 73.
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 Express card" on page 94.
6. Depending on whether you are installing or replacing a memory module, do one of the following:
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ThinkCentre M73 Hardware Maintenance Manual