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Fourth generation iPhone. Repair is straightforward, but the front glass and LCD must be replaced as a unit. GSM / 8, 16, or 32 GB capacity / Model A1332 / Black and White. This page aims to help users troubleshoot, fix, and seek help for the iPhone 4.

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New screen don't work

Hi I have a problem with the replacement of the LCD on Iphone 4(EMC 380A). The old LCD(original) is full work when the new LCD no sign of life, i've tried the new LCD in another Iphone 4(EMC 380B) and in there it working! I don't understand where is the problem. Could you help me?

Update

thank you! Now my question is: If i buy an old original LCD(2011) but this screen has been taken from an iphone with IOS 7.1 this will work?

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Hello if you iPhone Is running iOS 5 or 6 some times the screen will not work and will need updated for the screen to work.. Newer screens don't work on old firmware

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Really not sure tbh

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