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That way it will look at the Hardware installed on the Notebook. I recommend to restore the BIOS defaults.You could restore the BIOS with this document selecting the reloading the BIOS default settings. If there is no battery compartment, use the steps in Reset a laptop with a sealed or non-removable battery. If there is a battery compartment, use the steps in Reset a laptop with a removable battery. Turn over the computer and look for a battery compartment door. Start up the laptop and test the computer by itself, and then reconnect one peripheral device at a time. Step 1: Let's start off by performing a Hard reset on the notebook:īefore power resetting your computer, do the following:ĭisconnect or remove all peripheral devices. Have you checked connecting this laptop to an alternate monitor? Have you checked if the issue persists even in the Bios screen? Have you recently made any changes on the PC before the issue started? To provide you with an accurate solution, I'll need a few more details: Don't worry we'll work together to help you find a solution. I see from your post that you are having issues with the black and white blocks on your HP Notebook. Business PCs, Workstations and Point of Sale Systems.Printer Wireless, Networking & Internet.DesignJet, Large Format Printers & Digital Press.Printing Errors or Lights & Stuck Print Jobs.Notebook Hardware and Upgrade Questions.