A BLUE SCREEN or STOP error has occurred.Loading PBR for Descriptor generated after POST.Refer to the following links for more information: Then plug wall power back into the computer and attempt to restart.ĭell has information about some specific error messages at startup.

Once this is completed, unplug the computer from the wall, remove the laptop battery (if applicable) and hold the power button down for approximately 15 seconds. The only devices that you should leave attached to your computer are your monitor, mouse, and keyboard, if the computer is a desktop.

Small Media cradles (iPod, PDA, MP3 player, etc.).

Try unplugging all devices from your computer, including: If you power the computer on and see a Dell logo screen with a bar at the bottom, and that bar fills up completely and disappears, your computer has successfully completed POST.Ĭlick here if your computer does not complete POST.Ĭlick here if your hard drive is not recognized.Ī piece of hardware may be interfering with the normal boot process of Windows. Often a computer will not attempt to hand off control to the operating system. Verify the Computer Finishes Initial Power-Up (POST) Video (YouTube): How to Fix a Computer that Will not Boot Up (Official Dell Tech Support)ġ. This article provides information about 'Computer Does Not Boot to Microsoft Windows 7'Ĭlick below to change the operating system.

Restore the Operating System to Factory Settings.

Use Clean-Boot Troubleshooting to Isolate the Software Issue.Use System Restore to Revert to a Previous State.Use Startup Repair to Restore Critical Windows Files.Boot to the last known good configuration.Boot to the HDD using the one-time boot menu.Verify the Computer Finishes Initial Power-Up (POST).

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