Wow. It’s sad to see that this answers page never got the post it deserved.
The usual cause of this is classic pry damage near the battery connector. One or more SMD components right above the battery connector are either damaged or missing. There’s 4 right above that connector so usually one or two are missing.
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Those 4 components are responsible for getting information from the battery to the phone.
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Without those components the device does not know how much power it can take from the battery so that it doesn’t request more power than it can give.
This occurs usually when a pry tool is used to unplug the battery but was not done carefully.
Wow. It’s sad to see that this answers page never got the post it deserved.
The usual cause of this is classic pry damage near the battery connector. One or more SMD components right above the battery connector are either damaged or missing. There’s 4 right above that connector so usually one or two are missing.
This occurs usually when a pry tool is used to unplug the battery but was not done carefully.