PC giving weird code on startup

[benjaminy824]

I just got done cleaning my PC and put everything back together and i just started it and am getting this really weird code. Someone help please!
https://imgur.com/a/LU94xrw
https://imgur.com/a/lTAgb6l

 

[Ralston18]

First: what all did you do with respect to "cleaning it"?

Second: Update your post to include system specs: hardware, OS, installed applications, etc..