How to Fix Honeywell Vista 103 LngRng Radio or bF Error
Check 103 Long Range Radio is the most frequently encountered error code. This indicates that a communication error occurs in your long-range radio. A long-range radio is a module that connects to the Internet or a cellular network if you have a 21 iP and an Ethernet connection, a backup cellular connection, or the 7847i Ethernet module, or the GSMV4G, the GSMX4G, or even the iGSMV4G.