Nokia 2710ne Insert Sim card repair solution
Repair tips: Check or Trace the VSIM power supply voltage from the power IC to the VSIM pin connector of the sim card holder or socket. Trace all the remaining line tracks indicated on the solution above those are the SIM Data, SIM Clock and SIM Reset line paths. If all of those line paths are okay, you may then replace the SIM EMI-ESD Filter IC. The SIM Filtering IC's internal solder ball bumps connection is also included on the solution.
Tuesday, February 26, 2013
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