Инструкция по эксплуатации Dell OptiPlex 745c — страница 9

Quick Reference Guide

parallel connector

Connect a parallel device such as a printer to the parallel connector If you have a USB printer plug it into a USB connector.

NOTE:

The integrated parallel connector is automatically disabled if the computer detects an installed card containing a parallel connector configured to the same address For more information see your online User’s Guide.

link integrity light

• Green A good connection exists between a 10-Mbps network and the computer.

• Orange A good connection exists between a 100-Mbps network and the computer.

• Yellow A good connection exists between a 1-Gbps (or 1000-Mbps) network and the computer.

• Off The computer is not detecting a physical connection to the network.

network adapter connector

To attach your computer to a network or broadband device connect one end of a network cable to either a network jack or your network or broadband device Connect the other end of the network cable to the network adapter connector on the back panel of your computer A click indicates that the network cable has been securely attached.

NOTE:

Do not plug a telephone cable into the network connector.

On computers with a network connector card use the connector on the card.

It is recommended that you use Category 5 wiring and connectors for your network If you must use Category 3 wiring force the network speed to 10 Mbps to ensure reliable operation.

network activity light

Flashes a yellow light when the computer is transmitting or receiving network data A high volume of network traffic may make this light appear to be in a steady "on" state.

line-out connector

Use the green line-out connector to attach most speakers with integrated amplifiers.

line-in/microphone connector

Use the blue and pink line-in/microphone connector to attach a record/playback device such as a cassette player CD player or VCR.; or a personal computer microphone for voice or musical input into a sound or telephony program.

USB 2.0 connectors (6)

Use the back USB connectors for devices that typically remain connected such as printers and keyboards.

video connector

Plug the cable from your VGA-compatible monitor into the blue connector.

NOTE:

If you purchased an optional graphics card this connector will be covered by a cap Connect your monitor to the connector on the graphics card Do not remove the cap.

NOTE:

If you are using a graphics card that supports dual monitors use the y-cable that came with your computer.

serial connector

Connect a serial device such as a handheld device to the serial port The default designations are COM1 for serial connector 1 and COM2 for serial connector 2.

For more information see your online User’s Guide.