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You cannot simply copy a .bin file from one 6300 Pro to another without consequences. Intel ME State: hp compaq pro 6300 bios bin file new
To find the correct BIOS bin file for your HP Compaq Pro 6300, follow these steps: beep codes 2-long-2 or 3-long-2)
If your BIOS is corrupt (black screen, beep codes 2-long-2 or 3-long-2), here is the : here is the :