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The larger version of Samsung's flagship phone. Released March 2018.

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samsung galaxy s9+ signal lost

I just replaced my lcd screen but signal keep dropping and switching between LTE+ and LTE..


I had the same issue before thru a professional but they fixed it. Am I missing something?

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Usually it has something to do with the antenna ribbon cables not being seated in fully on both sides of the connections. There are usually two on the bottom left of the board and two on the charging port daughterboard starting from the Samsung Galaxy S5 and up.

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Hi..good morning.. I have this problem..they replaced my charging board with a new one because its not charging, and its charging again…the problem is…after they do the replacement..now the signal/network connection is gone. I’ve already did a factory reset hoping that its a software problem..but its still the same….the technician here said he dont know how tp fix this..hopefully you guys can help me with this

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richieemason will be eternally grateful.
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