Original post by: originalmachead ,
'''If you're not finding an airport card under System Profiler/System Information''' (what it's call is based on the OS you have) '''then THE CARD''' ''is not fully slotted or the slot is damaged.'' A damaged antenna would not cause a no hardware alert. '''If the card is detected and you're not getting a signal''''' it MAY be the antenna - (a box that age has been opened a lot of times and an antenna cable could have been nicked or just fractured due to age - '' if you are 100% certain your wireless network is correctly set up and not recently changed.'' ''If this answer is acceptable '''please remember to return and mark it accepted'''.''