Hi I am having trouble with my computer cutting out when I am using it, all of a sudden it comes up with a black sreen with no signal then shows another page then I have to hit enter to get back on,I have had the computer looked at and has no problem with it.My I have WI-FI and my modem is a Belkin model F5D7234-4V3 could this be the problem ,from you years ago .