After modding in amibcp pc dosent't work

Hello I have a problem with Chinese computer with AMI bios. When i modified the bios computer dosen’t turn on. Before that, I had no such problem with any computer. The question is what am i doing wrong?

Well…just looking at u…im sure everyone here will have no problem helping …the information provided is more than enough…we got a Chinese computer and AMI bios…great, please do not flood the forum with more info, its more than enough.