Scanner ProblemsSound and Speaker ProblemsNo sound from speakersNo sound from headphones5. 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 connections —l 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 thespeakers.Ensure that the subwoofer and the speakers are turned on — See the setup diagram supplied with the speakers. If your speakers havevolume controls, adjust the volume, bass, or treble to eliminate distortion.Adjust the Windows volume control — Click or double-click the speaker icon in the lower-right corner of your screen. Ensure that the volumeis turned up and that the sound is not muted.Disconnect headphones from the headphone connector — Sound from the speakers is automatically disabled when headphones areconnected to the computer's front-panel headphone connector.Enable digital mode — Your speakers do not work if the CD or DVD drive is not operating in digital mode. To enable digital mode:1. Click the Start button, click Control Panel, and then click Sounds, Speech, and Audio Devices.2. Click Sounds and Audio Devices.3. Click the Hardware tab.4. Double-click the name of your CD drive.5. Click the Properties tab.6. Check the Enable digital CD audio for this CD-ROM device box.Test the electrical outlet — Ensure that the electrical outlet is working by testing it with another device, such as a lamp.Eliminate possible interference — Turn off nearby fans, fluorescent lights, or halogen lamps to check for interference.Run the speaker diagnostics — Some speaker systems have self- diagnostics. See the speaker documentation for diagnostics instructions.Reinstall the audio (sound) driver — See "Reinstalling Drivers."Check for interrupt request conflicts — See "Resolving Software and Hardware Incompatibilities."Check the headphone cable connection — Ensure that the headphone cable is securely inserted into the headphone connector.Adjust the Windows volume control — Click or double-click the speaker icon in the lower-right corner of your screen. Ensure that the volumeis turned up and that the sound is not muted.Disable digital mode — Your headphones do not work if the CD drive is operating in digital mode. To disable digital mode:1. Click the Start button, click Control Panel, and then click Sounds, Speech, and Audio Devices.2. Click Sounds and Audio Devices.