Use the following steps to work around this error:
Access the Back Menu by rebooting the terminal
While it’s booting press the “2” button repeatedly until the screen display Main Menu
Screenshot:
Go into System Config enter the password 123456
Press Switch, then Enter (Green Button) to Open
Go to APN and enter the APN for the wireless carrier
Terminal will connect to the SIM card
Press Auto Connect and Open
Press AutoSet, search for your Network and enter the password
Terminal will connect to WiFi
Press the Cancel button (Red X) until it says “Quit TM”
Press "Yes", or the Green button for "YES."
The terminal will reboot and move pass the Radio/Wifi Init Error.