Printer ProblemsScanner ProblemsSound and Speaker ProblemsNo sound from speakersl Remove and then reinstall the memory modules.l Remove and then reinstall any cards.l If the problem persists, contact Dell. See "Contacting Dell" in the Dell Owner's Manual for the correct number to call.Eliminate interference — Electrical appliances on the same circuit or operating near the computer can cause interference. Other causes ofinterference are:l Power extension cablesl Keyboard and mouse extension cablesl Too many devices on a power stripl Multiple power strips connected to the same electrical outletHINT: Dell does not cover the printer's warranty. If you need technical assistance for your printer, call the printer's manufacturer. See the printerdocumentation for the correct phone number.Check the printer documentation — See the printer documentation for setup and troubleshooting information.Ensure that the printer is turned on — See the printer documentation for power button information.Verify the printer cable connectionsl See the printer documentation for cable connection information.l Ensure that the printer cables are securely connected to the printer and the computer as shown in the Dell Owner's Manual.Test the electrical outlet — Ensure that the electrical outlet is working by testing it with another device, such as a lamp.Verify that the printer is recognized by Windows®1. Click the Start button.2. Click Control Panel.3. Click Printers and Other Hardware.4. Click View installed printers or fax printers. If the printer is listed, right-click the printer icon.5. Click Properties, and then select the Ports tab. For a parallel printer, ensure that the Print to the following port(s): setting is LPT1(Printer Port). For a USB printer, ensure that the Print to the following port(s): setting is USB.Reinstall the printer driver — See the printer documentation for instructions.HINT: Dell does not cover the scanner's warranty. If you need technical assistance for your scanner, call the scanner's manufacturer. See the scannerdocumentation for the correct phone number.Check the scanner documentation — See the scanner documentation for setup and troubleshooting information.Unlock the scanner — Ensure that your scanner is unlocked if it has a locking tab or button.Restart the computer and try the scanner againCheck the cable connectionsl If your scanner has a power cable, ensure that the power cable is firmly connected to a working electrical outlet and that the scanneris turned on.l Ensure that the scanner cable is firmly connected to the computer and to the scanner.Verify that the scanner is recognized by Microsoft® Windows®1. Click the Start button.2. Click Control Panel.3. Click Printers and Other Hardware.4. Click Scanners and Cameras. If your scanner is listed, Windows recognizes the scanner.Reinstall the scanner driver — See the scanner documentation for instructions.HINT: The volume control in some MP3 players overrides the Windows® volume setting. If you have been listening to MP3 songs, ensure that you didnot turn the player volume down or off.Check the speaker cable connections — Ensure that the speakers are connected as shown on the setup diagram supplied with the