Long screw damage can be caused on many different devices such as the iPhone 5S, iPhone SE, iPhone 6/6S and 7 series. Each model has different locations for possible long screw damage. Depending on the model of the iPhone long screw damage can range in severity from "basic" problems such as no backlight, no service or much bigger problems such as no image, or no boot caused by a 1v8 short.Read More
Typically we see iPhone 6 Plus and iPhone 6S Plus with a half backlight due to the phone needing not one but two anode backlight circuits. With one anode backlight gone out it effectively shuts off half of the led light strip in the backlight panel.Read More
With the aide of schematics, board views and donor parts these repairs are often feasible and much cheaper then the alternative which would involve replacing the whole motherboard, which sometimes can compromise the data on the device, rendering the information unreadable.Read More
Typically for a backlight to go out on the iPhone 6S would be a result of a few things, 1 being liquid damage on the motherboard causing corrosion and shorting out the backlight circuit which contains a diode, a backlight ic (U4020) as well as few other discrete components. Another way a backlight circuit can go out is also by installing a replacement screen and bridging a few of the connectors on the LCD FPC connection thus causing a short and ruining the circuit.Read More
A blown back light on an iPhone 6 is typically caused by a screen replacement gone wrong or a sudden drop on the phone which can damage some of the components on the backlight circuit.
Lets take a look at the back light circuit and evaluate the possible issues and solutions to this problem.Read More