Sounds like the original driver had caused the kernel to become totally unresponsive. Glad the problem has been resolved for you.
Please could you attach the output of "sudo lshw -c network" to this bug so we can see the details of your broadcom wireless card? Thanks! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1256949 Title: Dell Latitude E5420 doesn't boot if killswitch is turned to "radio off" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1256949/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs