Fault 04 00000000!


Hi Everyone,

I was trying to extend tha AD data part , to 1344 on data side but then fault 4 started coming ,no at command is responding after that , I have tried grounding the boot pin but it does not help , kindly suggest wat to do !!!!!


Hi soni,
You should download firmware by DwlWin program to fix this problem. You can download this program at Wavecom Web.