Samsung Z1 Sim Not Working Z130H Sim Card Ways

By Mobile Rdx Last updated Apr 17, 2017

Samsung Z130H Insert Sim IC Solution Jumper Problem Ways Sim Not Working Sim Not Valid
Here’s the full solution for Samsung Z1 Z130H SIM card problem that it does not accept or detect any SIM card being inserted to it. This solution shows the full line paths or connection tracks of the Samsung SIM circuit, from th SIM pin connector through to the SIM filter IC and to the inner most part of the main chips solder ball bumps.

Reasons for Problems

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 Z1 SM-Z130H 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 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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Note: Please note that even though every solution posted on our website is tested by one or more members of our team before posting, but still we do not take any responsibility for any damage it may cause to your cell phones. Use these repairing solutions at your own risk. Thank You.