Originally Posted by d_fisher
- Master Radio Reset - Go to Option > Security > Master Radio Reset. I dont have a good explanation on what this actually does.
It is only on Nextel devices. It is similar to a *22899 on a 7750/7250/7130e
It forces the phone to provision the services on the network, it many times will solve issues related to phone number changes, not being able to connect or coverage issues.