Samsung Blackjack SGH-I607 Smartphone "phone sim card" Questions

...sim card? That phone is a CDMA phone and does not use a SIM card. Sprint phones and Verizon phones are CDMA and do not use SIM cards. AT&T and T-Mobile use SIM cards, but are GSM phones, a whole ...

...phone to read the SIM card. Once your phone is booted up, it will say initializing. This means that it is reading your SIM card information. Once your SIM card is read, your phone will go to the home ...

...Be sure you have SIM card in right. Look at contacts on SIM then allign them with SIM Contacts on the phone. If this doesn't work, then SIM card itself is highly suspicious. Try it in another

phone. SIM Error Messages: Invalid SIM: This error means that the SIM you have inserted into your phone is either inactive or is not compatible with our service. You may purchase a new SIM card from a

phone. SIM Error Messages: Invalid SIM: This error means that the SIM you have inserted into your phone is either inactive or is not compatible with our service. You may purchase a new SIM card from a

...sim from a go phone and putting it in a black jack and it says it is not valid Are both phones with the same company? Are both SIM cards active and working? If both are with the same company, you may ...

...nor realize the sim card is not in the phone. Well if you have ever took a part the phone maybe the sim card has slipped down a little bit , if not maybe the sim card has been blocked or cancelled

...sim card out from the phone, the phone will work with another sim card. The puk comes up when the pin code has been entered wrong 3 times. To get the puk code for your sim card, you have to call the ...

...SIM card in another phone? Some cell phones have trouble reading SIM cards that have been used in other phones. (Example: The Samsung Jack may not be able to read a SIM card that has been used in a ...

phone, try out another sim card in it, if it reads the sim card then you know that the problem is from the sim you put in, then you either get a sim swap for replacement or you get a new sim card. But