Cel-Fi Pro Possible Error Codes
Error 1 - Not Receiving Signal
Error 2 - CU: Coverage Unit hardware error
Error 3 - CU: Coverage Unit is overheating
Error 4 - NU: Network Unit is overheating
Error 6 - NU: Network Unit hardware error
Error 7 - Unit disabled by network
Error 8 - Input signal too strong
Error 9 - New registration required