The ethernet light won't turn on my mod...

hi...

try to check the ethernet adapter on your computer...if the ethernet cable works fine with the other computer and the other one does not, then probably, the NIC CARD or ethernet adapter is defective...i advise, if you have someone or a technician or a friend who knows how to check...then you can do such,..or if it's a laptop..then youn can bring that to any computer stores and they have technicians there to check freely your case,k...
hope i give you something that may help a little with your concern....
happy new year!!!!!