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Darius YoungAug 17, 2025
What to do if my HP Pavilion 403 computer won’t turn on at all?
- TTommy RobinsonAug 17, 2025
First, ensure the power cord and all cables are securely plugged into the computer and that the power cord is plugged into a grounded outlet. Check if the outlet is working by plugging another item into it. Also, verify that the monitor is connected to the computer, plugged in, and turned on.