Lenovo 4222, 4220, 4215, 4219, 4221 manual Locating components, Rear connector locations

Figure 2. Rear connector locations

1Power cord connector

2Serial port

3PS/2® keyboard and mouse connectors (optional)

4VGA monitor connector (not applicable on some models)

5DisplayPort connector (not applicable on some models)

6USB connectors (6)

7Ethernet connector

8Microphone connector

9Audio line-out connector

10Audio line-in connector

11PCI Express x16 graphics card slot

12PCI Express x1 card slot

13PCI card slots (2)

Locating components

Figure 3 “Component locations” on page 71 shows the locations of the various components in your computer. To remove the computer cover, see “Removing the computer cover” on page 73.

70Hardware Maintenance Manual