The Motherboard has lost it after I cleaned, but my computer still running. I wonder is it matter if my computer run in long term?

I just installed this board less than 5 days ago. Everything is running fine that I can see.My bios version is 0903I just so happen to see the Q code LED has the number 40 on it. I looked it up in the manual but it is a bit confusing. I don't have an...