Dell NT505 manual Your User’s Guide

10	power light	The power light illuminates and blinks or remains solid
		to indicate different states:
		• No light — The computer is turned off (S4, S5, or
		mechanical OFF).
		• Steady green — The computer is in a normal
		operating state.
		• Blinking green — The computer is in a power-
		saving state (S1 or S3).
		• Blinking or solid amber — See "Power Problems" in
		your User’s Guide.
		To exit from a power-saving state, press the power
		button or use the keyboard or mouse if it is configured
		as a wake device in the Windows Device Manager. For
		more information about sleep states and exiting from
		a power-saving state, see "Power Management" in your
		User’s Guide.
		For a description of diagnostic light codes for
		troubleshooting problems with your computer, see
		"Diagnostic Lights" on page 33.
11	microphone	Use the microphone connector to attach a personal
	connector	computer microphone for voice or musical input into
		a sound or telephony program.
12	headphone connector	Use the headphone connector to attach headphones.

13diagnostic lights (4) Use the diagnostic lights to help you troubleshoot

aproblem with your computer (see "Diagnostic Lights" on page 33).

14 network link light	The network link light is on when a good connection
	exists between a 10-Mbps, 100-Mbps, or 1000-Mbps
	(1-Gbps) network and the computer.

Quick Reference Guide

13