How to Troubleshoot SIM Card Signal Issues on a Terminal

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Revision as of 06:45, 19 April 2019 by Mahong (talk | contribs) (Created page with "When insert SIM card, at lock screen UI * If shows "No SIM card - Emergency calls only", please check whether insert the tf card to the correct place. The follow picture is sl...")
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When insert SIM card, at lock screen UI

  • If shows "No SIM card - Emergency calls only", please check whether insert the tf card to the correct place. The follow picture is slot place of Q2, please notice that after insert SIM card, you should restart the terminal, the slot doesn't support hot plug.

caption

  • If shows a blank signal or a forbidden signal icon like the follow picture:

caption

    • Please check the Settings>More>Cellular networks>Preffered network type, set the correct type.
    • If need (Access Point Names)APN setting, please click Settings>More>Cellular networks>Access Point Names, set the correct APN by yourself
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