Инструкция по эксплуатации Dell OptiPlex 745 — страница 12

Quick Reference Guide

Desktop Computer Back View

power light

The power light illuminates and blinks or remains solid to indicate different operating states:

• No light The computer is turned off.

- Steady green The computer is in a normal operating state.

- Blinking green The computer is in a power-saving mode.

- Blinking or solid amber See your online User’s Guide.

To exit from a power-saving mode press the power button or use the keyboard or the mouse if it is configured as a wake device in the Windows Device Manager For more information about sleep modes and exiting from a power-saving mode see your online User’s Guide

See "System Lights" on page 49 for a description of light codes that can help you troubleshoot problems with your computer.

diagnostic lights

Use the lights to help you troubleshoot a computer problem based on the diagnostic code For more information see "Diagnostic Lights" on page 50.

hard-drive activity light

This light flickers when the hard drive is being accessed.

headphone connector

Use the headphone connector to attach headphones and most kinds of speakers.

microphone connector

Use the microphone connector to attach a microphone.

3.5-inch drive bay

Can contain an optional floppy drive or optional Media Card Reader.

5.25-inch drive bay

Can contain an optical drive Insert a CD or DVD (if supported) into this drive.