Lenovo 3484JMU manual Locating components, Connector, Description, Component locations

Connector	Description
Ethernet connector	Used to attach an Ethernet cable for a local area network (LAN).
	Note: To operate the computer within FCC Class B limits, use a Category 5 Ethernet
	cable.
Microphone connector	Used to attach a microphone to your computer when you want to record sound or if
	you use speech-recognition software.
Serial port	Used to attach an external modem, a serial printer, or other devices that use a
	9-pin serial port.
USB connector	Used to attach a device that requires a USB connector, such as a USB keyboard, a
	USB mouse, a USB scanner, or a USB printer. If you have more than eight USB
	devices, you can purchase a USB hub, which you can use to connect additional
	USB devices.
VGA monitor connector	Used to attach a VGA monitor or other devices that use a VGA monitor connector.

Locating components

Figure 3 “Component locations” on page 12 shows the locations of the various components in your computer. To remove the computer cover, see “Removing the computer cover” on page 34.

Figure 3. Component locations

1Heat sink and fan assembly

2Memory modules (2)

3Front bezel

4Hard disk drive

5

6

7

8

PCI card (installed in some models)

PCI Express x16 graphics card slot

System board

Power supply assembly

12ThinkCentre User Guide