Revamped version of the iPhone 3G with faster processing speeds. Repair of this device is similar to the 3G, and requires simple screwdrivers and prying tools. Model A1303 / 16 or 32 GB capacity / black or white plastic back.

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Backlight only works when phone is warm


My backlight only works when the screen is warm (I have held it in my hands for a while) or when the battery is at less than 40% capacity.

Would replacing the lcd fix this or is it a coil problem?

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Does the phone have any water damage? The LCD replacement may help if it is a bad LCD, but if there has been previous water damage, it could be corrosion. If it is a coil issue, it would not really be intermittent.

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+ A bad solder joint will show it's face with both hot and cold temperature fluctuations.


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