Installing Or Replacing A Pci Card - Lenovo ThinkStation 2551 Hardware Maintenance Manual

3. Remove the front bezel by releasing the three plastic tabs on the left side and pivoting the front bezel
outward.
Figure 12. Removing the front bezel
4. To reinstall the front bezel, align the three plastic tabs on the right side of the front bezel with the
corresponding holes in the chassis, then pivot the front bezel inwards until it snaps into position on
the left side.
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 120.

Installing or replacing a PCI card

Attention:
Do not open your computer or attempt any repair before reading and understanding "Important Safety Information"
on page 1.
This section provides instructions on how to install or replace a PCI card. Your computer has two standard
PCI card slots, one PCI Express x1 card slot, 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.
2. Remove the computer cover. See "Removing the computer cover" on page 88.
90
ThinkStation Hardware Maintenance Manual