Installing Or Replacing A Pci Card - Lenovo ThinkCentre M77 2227 SFF User Manual

• If you are installing a memory module, open the retaining clips of the memory slot into which you
want to install the memory module.
Figure 12. Opening the retaining clips
10. Position the new memory module over the memory slot. Make sure that the notch
module aligns correctly with the slot key
down into the slot until the retaining clips close.
Figure 13. Installing a memory module
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 64.

Installing or replacing a PCI card

Attention: Do not open your computer or attempt any repair before reading and understanding the "Important
safety information" on page v.
This section provides instructions on how to install or replace a PCI card. Your computer has one standard
PCI card slot, two PCI Express x1 card slots, and one PCI Express x16 graphics card slot.
To install or replace a PCI card, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
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ThinkCentre User Guide
2 on the system board. Push the memory module straight
1 on the memory