Modem Vm Max How To Solve LAN Connection Problem....?

How to solve LAN connection problem....? - modem vm max

I am a doctor who used to be able to technically explain the problem, before me, but I will do my best is .. I am with a composition of the Board with 512 MB of RAM. I have just a 512 MB additional RAM in this project, after the connection is not NT LAN wrkin all ... LED lighting in the back of the CPU when determining the cable modem is not shown from the model that the network cable is connected .. i hv checked each time, three nn each cable connection is not disconnected .. even i hv changed the cable from the modem-2 projects, but no change ... The modem connected to HV 2-model with the help of the internet wrkin N USB is typically .. What may be the reason for this problem fr .. HV, I've set something wrong, while the SM-RAM ... my model is 3 years an ASUS K8N-VM motherboard .. Not thinking that the LAN adapter to ... integrated on the edge ... plz help