tablet problem reading my sim

[Colten_1]

i broke my iphone 4s and im trying to use my tablet i put my sim card in it shows service bars but no network or data is avalible what do I do help please

 

[webworkings]

Is the tablet running Android (and what brand/version is it) or is it an iPad?

And are you referring actually sim card (from your carrier) or an SD card?