What is really going on ?

[grannyjean8]

IM' A FIRST time smart phone owner. I have had this T-MOBILE Prism thing for a month and last week is when it all started. When I try to make a call I get Not registered on network,invalid card ,emergency calls only,And when I am talking it turns off on it's own,all the bars are white not green,when someone is calling me it goes straight to my voice mail,Soooooo I have to turn it off a couple of times or take the battery out for a few seconds. And This happen a lest four times a day. ( BUT THIS JUST HAPPEN TODAY,NOT REGISTERED ON NETWORK ) Unable to make or receive calls all day. Can anybody help me..................Thanking you in advance

 

[EvilMonkey]

Sounds like a bad SIM card or something. I'd take it back

 

[Devinator]

Yea, definitely take it back.