DTMF Error ?
Posted: Fri Dec 06, 2019 10:16 am
I am facing a problem that i have never seen :
https://i.imgur.com/wGmHfGS.png
It makes a beep sound all the time and the operator need to close and re-open again so the sound will go.
I don't know what this is and what is causing this.
Does anyone know how to fix it.
Thanks,
https://i.imgur.com/wGmHfGS.png
It makes a beep sound all the time and the operator need to close and re-open again so the sound will go.
I don't know what this is and what is causing this.
Does anyone know how to fix it.
Thanks,