Sorry to hear about your issues.
Places to look to see if your Connection is enabled
Go to device manager(right click my computer, left click properties, left click hardware, left click device manager), click on network, 1397 adapter, advanced. Look for antenna diversity. Change it from Auto to Aux.
Sometimes BSOD's come from drivers issues and sometimes from malware. I recently help a fellow worker, by reinstalling Windows Xp on her Dell Mini 910. Her blue screens went away. She was noted for installing unnecessary programs and then the issues happen. One program she installed was clean my pc and I think the program caused the BSOD's because the registry was modified.
The bcmwl5.sys error is coming from your Broadcom wireless LAN driver. Was the operating system reinstalled? If so, was the Notebook system utility(you might not have this) and the chipset drivers installed first? If not, the rest of the drivers will fail to install. How to Download and Install Drivers in the Correct Order
Original poster, If you have solved your problem, can you please mark the correct thread(s) with your solution. Thanks
Welcome to Dell Community!
#MicrosoftMVP - Windows Expert-Consumer April 1, 2012 to March 31, 2015