I just bought a new PC and connected everything, but the only thing that turns on is a little light next to the power button. I've checked every connection in the PC and I just don't know whats wrong.
check to see if the ram or cpu bounce out of the slots. (dont fool with the pc if you break something you cant return it. If it wont post I return it for another pc and claim shipping damage.
Desktop computers are showing problems like that which are mainly due to problems in connections or improper working of an hardware items. Make sure that all your items are properly connected and working well. I like laptops which can last long and easy to be used. Here is a collection of laptops if you want to get a new or used one: