Posts tagged flashing gray
iPhone 6 Plus Flashing Gray Bars No Touch Repair

The problem that typically causes this is bad solder joints under one and/or both of the touch ics on the motherboard. The intergrated circuits using a BGA (ball grid array) of solder balls and often when the phone is slightly bent or dropped then these connections can become jossled and lose connection which results in spotty or little touch response on the screen.

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