Dell Vostro 3490 Service Manual

Also see for Vostro 3490: Technical guidebook Owner's manual Setup and specifications guide Quick start guide

Contents

Dell Vostro 3490 Service Manual Manual pdf 95 page image

Steps1. Turn on your computer.2. Go to www.dell.com/support.3. Click Product support, enter the Service Tag of your computer, and then click Submit.NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.4. Click Drivers & downloads > Find it myself.5. Select the operating system installed on your computer.6. Scroll down the page and expand BIOS.7. Click Download to download the latest version of the BIOS for your computer.8. After the download is complete, navigate to the folder where you saved the BIOS update file.9. Double-click the BIOS update file icon and follow the instructions on the screen.Backup media and recovery optionsIt is recommended to create a recovery drive to troubleshoot and fix problems that may occur with Windows. Dell proposes multipleoptions for recovering Windows operating system on your Dell PC. For more information. see Dell Windows Backup Media and RecoveryOptions.WiFi power cycleAbout this taskIf your computer is unable to access the internet due to WiFi connectivity issues a WiFi power cycle procedure may be performed. Thefollowing procedure provides the instructions on how to conduct a WiFi power cycle:NOTE: Some ISPs (Internet Service Providers) provide a modem/router combo device.Steps1. Turn off your computer.2. Turn off the modem.3. Turn off the wireless router.4. Wait for 30 seconds.5. Turn on the wireless router.6. Turn on the modem.7. Turn on your computer.Flea power releaseAbout this taskFlea power is the residual static electricity that remains on the computer even after it has been powered off and the battery has beenremoved. The following procedure provides the instructions on how to conduct flea power release:Steps1. Turn off your computer.2. Disconnect the power adapter from your computer.3. Press and hold the power button for 15 seconds to drain the flea power.4. Connect the power adapter to your computer.5. Turn on your computer.Troubleshooting 95

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