Samsung GT-S5830L Galaxy Ace Onyx Black US 3G Unlocked Gsm Phone "unlock receive calls" Questions

I just activated my Samsung Galaxy Mega with page plus and all I can do is text ... I can't make a call receive a call nor do I have Internet! Please Help pay for the next tier of plan

problem sending and receiving picture messages I can not receiving or send picture messages This is usually a service provider problem, try giving them a call, it is free and they may need to change ...

...receive calls or messages my samsung galxy says 'emergengy calls only' and i can not make or receive calls or messages i would suggest contacting your carrier, i had this issue once ...

Screen goes pixelated and turns off but back light is on, no calls possible, restart doesn't work. Power button is always pressed due to an accident could this be the case although display issue came ...