Download the driver above (IF you are using an H310/H710) and run it to extract the files, then put ALL the files on your flash drive.
According to your question, we have some tips for you to check the HDD detection. If it is there, that is the System Drive. Power the computer up again and retry detection. Accept as Solution and then remove and reconnect the hard drive. Check if hard drive is being detected in the BIOS.