Samsung Galaxy J7 J700F Sim Card Ways Insert Sim Solution
Samsung SM-J700F Sim Cards Jumper Sim Not Working Problem Repair Solution Sim Ways Sim Problem
The No SIM card error usually occurs when your SIM card is not inserted properly. This is the most common reason for the error but it is not the only reason why your phone may show this error. No SIM card can mean problems with your device’s software too. There is a chance that the SIM card is inserted properly but your device is not reading it because of a software corruption. It may also point towards your device’s inability to check for a network.
Types of Faults or Problems with SIM in Samsung Galaxy J7 J700F Phone
- SIM is inserted but still there is a message saying “Insert SIM”.
- The Mobile Phone goes OFFLINE when the SIM Card is inserted.
- SIM works for sometime and then it stops working.
- There is a message that says “Invalid SIM”.
It might be due to dust on SIM Jacket contacts.
It might be due to faulty capacitors. If any of them is faulty then it will affect your overall SIM card function.
Issue might also be due to SIM card IC.
Samsung Galaxy J7 SM-J700F Insert Sim Card Hardware Procedure
Clean SIM jacket contacts and check.
Check all capacitors with the help of a multimeter, if any of them is faulty replace it.
Check all track ways from sim card connector with the help of a multimeter, if any of them is faulty make a jumper.
In the troubleshooting insert Sim card problem you may first check and trace the SIM card pin connector connection such as the SIM card supply voltage and ground pin. IF these line paths were both okay,
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