I try build pc system now...i used P4 1.7 Ghz and Intel D845EBG2 Mainboard ....and it no problem...but now , when i put 3com Entherlink Network Adapter (model: 3C905C-TX-M) my system can't boot..My system hang after system testing my ide device.I tried use the network card to another computer ,it's can run properly..so now , can i know what the problem and how to solve this problem..TQ