Originally Posted by parabola
Yeah, it does in fact sound like your battery. They will only last 3 years or so. Go to your manufacturer specs/manual. It's an easy fix once you take the panel off of your box. Google around a bit for some "how to's" You can do it man!
lol good encouraging talk there
all you have to do is remove power cable, remove case cover, remove old battery insert new battery, case cover on, power in, switch on