my internet was not working with my computer for some reason and it was working with my other computer just fine so i went to turn it off and restart it and when i turned it back on nothing was displaying on the monitor and the cd drive was making a clicking noise, i know for sure its the CD drive because i dissconected it and there was no noise. even when i press the power button to turn it off it wont turn off and i have to hold the power button to turn it off which is wierd. i even switched out motherboards and i had the same problem which is wierd. can some please help me!any help would be much appreciated!