OK what you do is remove all the other SATA stuff except your OS drive yes.
Make sure you OS drive is in the Intel 6G slot not an Asmedia SATA port.
Put your USB drive with your OS in the USB2 port.
Then in bios F5 for defaults and enter.
Then F10 for save and enter to reboot.
Now let your system install OS and follow the prompts.
You will need to remove the pen drive during the first restart.
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