33Solving ProblemsYellow — A good connection exists between•a 1000-Mbps network and the computer.Off — The computer is not detecting a•physical connection to the network.NOTE: The link integrity light on the networkconnector is only for the wired cableconnection. The link integrity light does notprovide status for wireless connections.Power ProblemsIf the power light is off — The computer iseither turned off or is not receiving power.Reseat the power cable into both the•power connector on the computer and theelectrical outlet.If the computer is plugged into a power strip,•ensure that the power strip is plugged intoan electrical outlet and that the power stripis turned on. Also bypass power protectiondevices, power strips, and power extensioncables to verify that the computer turns onproperly.Ensure that the electrical outlet is working•by testing it with another device, such asa lamp.Check the AC adapter cable connections. If•the AC adapter has a light, ensure that thelight on the AC adapter is on.If the power light is solid white and thecomputer is not responding — The display maynot be responding. Press the power button untilthe computer turns off and then turn it back on.If the problem persists, see theDell TechnologyGuide on the Dell Support website atsupport.dell.com.If the power light is blinking white — Thecomputer is in standby mode. Press a key onthe keyboard, move the pointer using the touchpad or a connected mouse, or press the powerbutton to resume normal operation.If the power light is solid amber — Thecomputer has a power problem or an internaldevice malfunction. For assistance contact Dell,see “Contacting Dell” on page 52.Downloaded from LpManual.com Manuals