Lenovo NetVista Hardware Maintenance Manual (HMM) for NetVista 8181, 8182, 830 - Page 40
Connector, Description
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Connector Description Serial connector Used to attach an external modem, serial printer, or other devices that use a 9-pin serial connector. Mouse connector Used to attach a mouse, trackball, or other pointing device that uses a standard mouse connector. Parallel connector Used to attach a parallel printer, parallel scanner, or other devices that use a 25-pin parallel connector. 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. 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. 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. Microphone connector Used to attach a microphone to your computer when you want to record voice or other sounds on the hard disk 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. If you have more than four USB devices, you can purchase a USB hub, which you can use to connect additional USB devices. Keyboard connector Used to attach a keyboard that uses a standard keyboard connector. 34 Hardware Maintenance Manual