Device Name: iPhone 13 Mini
US Model Number: A2481
Release Year: 2021
Typical Issue:
Device is not detecting the sim and showing No sim error
Causes for This Issue
1) Damaged SIM tray or reader pins alignment issue
2) CCID or IMEI data corruption
3) Baseband CPU failure
4) SIM provisioning failure
Phone wasn’t turning on cellular even with a succession of SIM swaps. We performed ICCID diagnostics and baseband tracing to diagnose the fault. We repaired the sim card reader. Sim tray housing was also partially bent. So, we replaced sim tray. Now the phone can read sim and can has great cellular connectivity.it.
Professional Services we provide to Repair This Issue:
1) SIM reader inspection
2) ICCID/IMEI correction using secure diagnostic tools
3) Baseband CPU analysis and micro soldering repair
4) eSIM provisioning reset and carrier sync
SIM Error, ICCID Fix, Baseband Repair, Mac Tech Service, iPhone 13 Mini, Dallas, Fort Worth