According to Motorola this is a known issue and the data needs to be backed up on any Motorola phone before doing any repair. To fix the issue the phone needs to be factory reset. Before performing the factory reset make sure you do everything else as to not lose the customers data.
for connecting antenna wires to airport card. You need to hold in place with tweazers then push down with finger or blunt spudger. be careful as you dont want to damage to connector if not placed perfectly in place. ive damaged one before so if it doesnt feel right dont apply to much pressure. reseat and try again