Settings: Requirement for Hardware Interface
First time plug in USB cable to DUT, it needs to insert SIM/USIM card to DUT to activate USB port. After this operation, DUT is available without SIM/USIM card. After factory resetting/flashing/build upgrading, USB port will be turned off again. Inserting SIM/USIM card can active DUT USB port again. In case of USB port is not activated, if end user plug in USB cable, DUT should remind user on UI that only SIM/USIM card inserting first can activate USB port, and description to user that locking operation is to avoid third party flashing app or code evilly after DUT send out from factory. SIM/USIM card: Not mandatory to use CMCC SIM/USIM card. Card did not recognized to be active or arrears. USB port limitation: Limiting debug/storage/USB HOST mode. Does not limit charge mode. CRs-Fixed: 803421 Change-Id: I4ae8ec5230a8aeb356a37d88e8ec6bdf4f380858
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