You described flex band simptoms here. You have a worn/damaged/faulty flex band that needs to be replaced. You can make it yourself very easy and it's cheap or you can find faulty phones for spare parts on ebay just in case :)
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It could as well be just a small problem, like disconnected flex ribbon or loose.
You described flex band simptoms here. You have a worn/damaged/faulty flex band that needs to be replaced. You can make it yourself very easy and it's cheap or you can find faulty phones for spare parts on ebay just in case :)