backlight not work but iPhone still works
would this be the problem Proximity Sensor Ribbon if the backlight not working
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.
steven, sorry to butt in. If you are referring to the EMI shield, you do not have to take that off. The coil is on the left side as shown in red on the image. There is a way to check your coil first. Take a look at this video. If you are not sure if you want to do the coil repair, here is a video that shows the complete repair. Good luck.