Back to Contents PageSolving ProblemsDell™ Dimension™ 4400Accessing Help FilesPower ProblemsStart-Up Error MessagesAccessing Help FilesPower ProblemsStart-Up Error MessagesVideo and Monitor ProblemsSound and Speaker ProblemsPrinter ProblemsScanner ProblemsModem ProblemsMouse ProblemsKeyboard ProblemsDrive ProblemsNetwork ProblemsMicrosoft® Windows® Error MessagesGeneral Program ProblemsInternet Connection ProblemsE-Mail ProblemsResolving Other Technical ProblemsReinstalling DriversResolving Software and Hardware IncompatibilitiesUsing System RestoreReinstalling Windows XPReinstalling Windows 2000To access the Tell Me How help fileMicrosoft® Windows® XP1. Click the Start button, and then click Help and Support.2. Click User and system guides, and then click User's guides.3. Click Tell Me How.Windows 2000Click the Start button, point to Programs, point to User's Guides, and then click Tell Me How.To access help in Windows XP1. Click the Start button, and then click Help and Support.2. Type a word or phrase that describes your problem, and then click the arrow icon.3. Click the topic that describes your problem.4. Follow the instructions shown on the screen.To access help in Windows 20001. Click the Start button, and then click Help.2. Click the Search tab.3. Type a word or phrase that describes your problem, and then click List Topics.4. Click the topic that describes your problem, and then click Display.5. Follow the instructions shown on the screen.HINT: See the Tell Me How help file for information on the standby mode.Check the power light— When the power light is solid green, the computer has power. If the power light is blinking green, the computer isin standby mode—press a key on the keyboard or move the mouse. If the power light is off, the computer is either not turned on or is notreceiving electrical power. If the power light is solid amber, the computer is receiving electrical power, but an internal power problem mayexist—call Dell for technical assistance. See "Contacting Dell" in the Dell Owner's Manual for the correct number to call.Test the electrical outlet— Ensure that the electrical outlet is working by testing it with another device, such as a lamp.Check the power cable connection— Be sure that the power cable is firmly inserted into the electrical outlet and the computer powerconnector.Connect the computer directly to an electrical outlet— Bypass power protection devices, power strips, and the extension cable to verifythat the computer turns on.Swap the computer and monitor power cables— Swap the computer and monitor power cables to determine if the power cable is defective.Check for interference— Electrical appliances on the same circuit or operating near the computer can cause interference. Other causes ofinterference: power extension cables, keyboard and mouse extension cables, too many devices on a power strip, or multiple power stripsconnected to the same electrical outlet.Check the Power Properties— See the Tell Me How help file or search for the keyword standby in the Help and Support Center (Help inWindows 2000). To access help files, see "Accessing Help Files."