Unauthorized network card is plugged in what should i do?

To secure your wireless network from unauthorized access you need to set WPA or WPA2 encryption.
Connect a LAN cable from the D-Link to your laptop/computer's LAN port, open the browser on your laptop/computer and enter the D-Link's configuration URL..
http://192.168.0.1
The default login = admin
The default PW = blank (just press Enter) You can now change the default admin password.
You can now configure the wireless settings. (SSID, WPA or WPA2 encryption to protect your wireless network and Internet from unauthorized access). Now configure the wireless card in your computer/laptop with the router's wireless settings. To secure your wireless network from unauthorized access, please click on this link and follow my instructions :- http://www.fixya.com/support/r3559128-wireless_router_security

You need to encrypt your wireless router to protect your Internet access fro unauthorized access.
Connect a LAN cable from Belkin to your laptop/computer's LAN port, open a browser on your laptop/computer and enter the Belkin's configuration URL. http://192.168.2.1
The default PW = blank (just press Enter) You can now change the default admin password.
You can now configure the wireless settings to protect your wireless network and Internet from unauthorized access. Now configure the wireless card in your computer/laptop with the router's wireless settings. To secure your wireless network from unauthorized access, please click on this link and follow my instructions :- http://www.fixya.com/support/r3559128-wireless_router_security

Shut down, unplug, remove battery, Take a look at this: http://www.thinkwiki.org/wiki/Problem_with_unauthorized_MiniPCI_network_card OR THIS: http://www.command-tab.com/2006/02/26/thinkpad-1802-error-fix/

You can change your wireless encryption to protect your wireless network from unauthorized access.
Connect a LAN cable from Belkin to yourlaptop/computer's LAN port, open a browser on your laptop/computer and enterthe Belkin's configuration URL. http://192.168.2.1
The default PW = blank (just press Enter)You can now change the default admin password.
You can now configure the wireless settings.ie. SSID (wireless network name) WPA or WPA2 encryption key.(wireless protection).
Now configure the wireless card in your computer/laptop withthe router's wireless settings.To secure your wireless network from unauthorized access,please click on this link and follow my instructions :-http://www.fixya.com/support/r3559128-wireless_router_security

is this a preloaded network card or an aftermarket one that you have bought and installed?? if it came with the computer reinstall the drivers from the cd or go to IBM's support website http://www.ibm.com/support/us/en/ if this is a network card you have bought and installed search the company name on the internet and install drivers from there support site hope this helps

http://www.thinkwiki.org/wiki/Problem_with_unauthorized_MiniPCI_network_card

my cd room dont work it makes sound like its reading cd and couple secound latter it ejects cd

Take the card out it is faulty and could cause more extensive problems left in.

try uninstalling the wireless driver in safe mode, and reinstalling it after boot up.

This is due to the fact that IBM laptops have a list of accepted devices, and the pci card is not recognised in the list. On IBM - Amilo, Mini PCI card slot is usually at the back of computer. Locate and remove Mini PCI wireless card, you will not have integrated wireless after this.
Other solution is to find the option to disable mini PCI in bios settings.
Here is how mini pci wireless card looks like: