Just delete all the partitions and create the one large one and bam. Try to set it en IDE Sata Mode instead of AHCI

What should I do in this situation? If I need to buy a new hard drive I'm willing to.

If other hard disks are available, install Windows to another location.' Windows cannot be installed to this disk. Ensure that the disk's controller is enabled in the computer's BIOS menu. This computer's hardware may not support booting to this disk. 'Windows cannot be installed to this disk. However, at the bottom of the dialog box there is an error saying, The hard drive is appearing showing unallocated space and the size. When I got to the window that says 'Where do you want to install Windows?' I am receiving an error. After I finished wiping it, I put in my Windows 7 installation disk. When I tried turning on my laptop, I was receiving a PXE Media Test failure error.