Lenovo M4350 Desktop - Manual (Page 88)

Figure 20. Installing the system fan
8. Connect the new system fan cable to the system fan connector on the system board. See “Locating
parts on the system board” on page 66.
9. To complete the installation or replacement, go to “Completing the parts replacement” on page 103.
Installing or replacing a PCI card
Attention:
Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Safety
information” on page 1.
This section provides instructions on how to install or replace a PCI card. Your computer has 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.
2. Remove the computer cover. See “Removing the computer cover” on page 69.
82 Lenovo M4350 Hardware Maintenance Manual