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  1. 2. The circuit for a SIM card reader is shown here. The circuit uses a CMOS hex inverter and other simple components; yet, not only does it work but it can also communicate with a PC via serial port! I am learning electronic circuits as a hobby and I was baffled to see how simple this was. I was thinking of using some kind of micro controller ...

  2. Aug 15, 2022 · How do I fix a Blackberry that won’t detect SIM Cards or signal? Here are a number of fixes: Ensure the SIM is properly inserted; Test the SIM card on another device to be sure its still active and in good condition; Remove dust, rust or any foreign material inside the SIM slot

  3. Jan 1, 2013 · The device you posted appears to be a tray adapter for a microSIM that just slides into your standard SIM slot. If your Sim reader is reading a standard SIM, but not the adapter you have now, a new adapter should help.

  4. Sep 1, 2013 · Blackberry Z10/Q10 Sim Card Reader Repair Replacement Guide For Damaged Broken Pins Solutionwww.mobiledeviceworkshop.co.ukinfo@mobiledeviceworkshop.co.uk+447...

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  5. Oct 25, 2022 · Things You Should Know. To perform a hard reset, remove the battery for a few seconds and then reinsert. For a soft reset, press and hold the Alt, Right-Shift, and Backspace/Delete keys. To restore your Blackberry to its original factory settings, go to Options > Security Settings > Security Wipe. Method 1.

  6. To reassemble your device, follow these instructions in reverse order. This document was last generated on 2017-06-26 03:50:58 PM. BlackBerry Passport sim card reader Replacement

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  8. Step 1 Display. Remove the battery. Use a plastic spudger tool or your fingers to gently pop the battery out from the bottom by pushing and lifting. Step 2. Removing the sim card. Press and pull down on the yellow tab until the sim card falls out. Step 3. Remove the plastic bezle.

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