Lenovo ThinkStation P310 User Manual page 16

5 USB 3.0 connector
Used to attach a device that requires a USB-compatible device, such as a USB keyboard, mouse, storage
drive, or printer. If you have more than eight USB devices, you can purchase a USB hub, which you can
use to connect additional USB devices.
6 USB 2.0 connector
Used to attach a USB-compatible device, such as a USB keyboard, mouse, storage drive, or printer. If
you have more than eight USB devices, you can purchase a USB hub, which you can use to connect
additional USB devices.
7 Microphone connector
Used to attach a microphone to your computer when you want to record sound or if you use
speech-recognition software.
8 Audio line-out connector
Used to send audio signals from the computer to external devices, such as powered stereo speakers
(speakers with built-in amplifiers), headphones, multimedia keyboards, or the audio line-in connector on a
stereo system or other external recording device.
9
Audio line-in connector
Used to receive audio signals from an external audio device, such as a stereo system. When you attach an
external audio device, a cable is connected between the audio line-out connector of the device and the
audio line-in connector of the computer.
10 PCI/PCI-Express card area (different cards provide different connectors)
To improve the operating performance of your computer, you can install or replace PCI cards or PCI Express
cards in this area. Depending on your computer model, the cards installed in this area might vary.
Note: A discrete graphics card, a network interface card, or an audio card can be installed in the appropriate
Peripheral Component Interconnect (PCI) or PCI Express card slot. If such a card is installed, ensure that you
use the connectors on the card instead of the corresponding connectors on the computer.
12 Ethernet connector
Used to attach an Ethernet cable for a local area network (LAN).
Note: To operate the computer within Federal Communications Commission (FCC) Class B limits, use a
Category 5e or better Ethernet cable.
13 Cable-lock slots (2)
Used to secure certain cables. See "Attaching a cable lock" on page 28.
14 PS/2 keyboard and mouse connectors (available on some models)
Used to attach a keyboard, a mouse, a trackball, or other pointing devices that uses a Personal System/2
(PS/2) keyboard connector.
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ThinkStation P310 User Guide