Question about Pantech Matrix Cell Phone
This could be two things. The sdmicro min mem card may be incompatible or, the internal sim card in invalid or not activated.
Posted on Feb 28, 2009
I had the same thing happen to me right now.. i just dont understand why my sim card is "invalid". it was working fine and then i dropped it, but it still worked fine the whole rest of the day. then when it died, i plugged it back in and it showed me that message. could it be because i dropped it?
Posted on Aug 29, 2010
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Posted on Jan 02, 2017
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