I understand that you are not able to boot the system normally and you keep getting the unsuccessful post error.
In regards to your inquire, the error message indicates that your BIOS has an incorrect configuration or a device installed is not perfectly compatible.
I recommend you to check on your memory, the supported RAM memory for your processor is 1333MHz at 1.5v latency 9. If your memory meets these requirements then a BIOS corruption may be the issue.
Try entering the BIOS, load the defaults and try a BIOS recovery update. You can find the instructions at the following web site: