Lenovo 3000 J Series Bedienungsanleitung PDF herunterladen (Seite 37)

Connector Description

Mouse connector Used to attach a mouse, trackball, or other pointing device that

uses a standard mouse connector.

Keyboard connector Used to attach a keyboard that uses a standard keyboard

connector.

Serial connector Used to attach an external modem, serial printer, or other

devices that use a 9-pin serial connector.

Parallel connector Used to attach a parallel printer, parallel scanner, or other

devices that use a 25-pin parallel connector.

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.

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.

Microphone connector Used to attach a microphone to your computer when you want

to record voice or other sounds or if you use

speech-recognition software.

USB connectors Used to attach a device that requires a Universal Serial Bus

(USB) connection, such as a USB scanner or USB printer.

Depending upon the model, if you have more than four or six

USB devices, you can purchase a USB hub, which you can use

to connect additional USB devices.

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.

Chapter 3. Installing options 19

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Lenovo 3000 J Series Bedienungsanleitung Seite 37