G Guest Guest Mar 13, 2010 #1 Hello, after a short power outage my computer will not power on -- a box is floating around on my screen that says "No connection - check signal cable" Help!!
Hello, after a short power outage my computer will not power on -- a box is floating around on my screen that says "No connection - check signal cable" Help!!
r_manic Administrator Jan 7, 2009 5,159 1 26,160 Mar 17, 2010 #2 Something might be wrong with your PSU. Are you able to try an alternate? Upvote 0 Downvote