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HP Pavilion dv4-2126tx Entertainment Notebook PC

Hi I have HP Pavillion dv4 2126-tx laptop. I was installing windows 10 on my laptop during installation when I connected to network and  setting date and time, my laptop's screen become black. After few minutes I pressed power button and turn off my laptop and again pressed power button to turn on and I started again installation windows 10 but same problem happened. My laptop indicating power on fan is running and screen become black. Caps Lock and numslock blinking continuously. Please help me.

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