The most frequently asked questions about UMI Zero from our audience.

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Repair engineer for the last fifteen years. Huge experience in the repair of electronic devices and gadgets.


UMI Zero

UMI Zero
what kind

what kind of plastic foil are you using to cut the back glue? I tried the protection foil, but its to soft
    Yurii Rodionov
    YouTube_Question
    what kind of plastic foil are you using to cut th…
    Hello, it's a protective plastic sticker, manufacturers is glued it on new displays

UMI Zero
I managed

I managed to Open it with the protection foil from the screen. thank you. My problem still remains. The periodical loss of signal. I was hoping the antenna plug got unplugged when the phone fell, but everything is perfect inside...
    Yurii Rodionov
    YouTube_Question
    I managed to Open it with the protection foil fro…
    I hope so. Unfortunately the falling often has aftermath.
      Yurii_Rodionov
      I hope so. Unfortunately the falling often has af…
      We'll obviously have to send it back for a replacement. There's a ton of similar cases of loosing signal all over the internet, and there is no known solution, at least I wasn't able to find one
        Yurii Rodionov
        YouTube_Question
        We'll obviously have to send it back for a replac…
        We know just two cases - fell off coax cable or the disconnect between contacts of antenna.
          Yurii_Rodionov
          We know just two cases - fell off coax cable or t…
          I got to the antenna connection point, and it was firmly connected to the board, and to the black coaxial cable going around the battery. Where else could it be disconnected?
            Yurii Rodionov
            YouTube_Question
            I got to the antenna connection point, and it was…
            4.18 - In the bottom in the right - the contact of antenna have to connect with other on the frame, and it all.
              Yurii_Rodionov
              4.18 - In the bottom in the right - the contact o…
              got it!! the bottom part was disconnected. the connector is bad, and it doesn't hold at all. I slightly pressed it together with small pliers, and now it fits perfectly
                Yurii Rodionov
                YouTube_Question
                got it!! the bottom part was disconnected. the co…
                then remains only check the signal

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