I'm not sure the network card is working on this PC. Is there a way to Ping or test the card?
PC Network Interface Card
Testing the network card is the first step in troubleshooting basic setup of an IP system.
Assuming you have the correct protocols loaded, you can do a loop-back test.
- Go to Start > Run > and type "cmd"
- Type the command: ping 127.0.0.1
- 127.0.0.1 is the loop-back address. If the card is operating, you should get a reply