Does it show Q-Code Error 16 and no video output after restart every time and you have to switch PSU off and on to get the video output? or it is no boot when get Q-Code Error 16?
If you just shutdown the pc and turn it on again, does it still show Q-Code Error 16?
Does it occur since first build?
May I know where you downloaded bios 0703?
Is your ram model in our QVL list?
When it show Q-Code Error 16, which Q-LED on the motherboard is lit? (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green]
If the issue also occurs with bios all default settings(no OC), please enable CSM in bios to see whether it still persists.
Do you mean get stuck at Q-Code 16 error even after switch PSU off and on with CMS enabled?
Please update Intel ME Version 188.8.131.520 from our support site.
Do you have another CPU, graphics card and PSU to cross check?