Lenovo 3493DFU Manuel D’Utilisation
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.
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.
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.
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.
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 11 shows the locations of the various components in your
computer. To remove the computer cover, see “Removing the computer cover” on page 32.
computer. To remove the computer cover, see “Removing the computer cover” on page 32.
Figure 3. Component locations
1
Heat sink and fan assembly
6
Front bezel
2
Power supply assembly
7
System fan assembly
3
Memory modules (2)
8
Hard disk drive
4
Optical drive
9
PCI card (installed in some models)
5
Front audio and USB assembly
10
Heat sink fan duct
Chapter 1
.
Product overview
11