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Windows 7: black screen with pulsing cursor

15 Nov 2010   #11

Windows 10 64 bit

HERE is the Dell manual and the reset procedure. As it turns out the 400 has a jumper to reset and you won't have to remove the battery to do it.

By the way, there is a copy of the manual on your PC.

My System SpecsSystem Spec
15 Nov 2010   #12

Windows 7 professional

Thanks for your help. I uninstalled the display adapter and let the computer reinstall it and it seems to be working now, at least for the last two restarts. Do you think I should still reset the BIOS?
My System SpecsSystem Spec
16 Nov 2010   #13

Windows 10 64 bit

It's worth a try to reset the BIOS but as it turns out you don't have to remove the battery. There is a jumper on the motherboard that will do it for you. HERE is the instructions from the Dell manual.
My System SpecsSystem Spec


 black screen with pulsing cursor

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