[iPhone 3G Teardown] Is Battery Replaceable? (Video) [Part 3]

The main board was removed from the lower part of the chassis. A Li-polymer secondary battery, which covers a large area of the chassis, appeared. It seemed to be made in China. Its supply voltage was +3.7V, but the volume of the battery was not printed on it.

The main board was removed from the lower part of the chassis. A Li-polymer secondary battery, which covers a large area of the chassis, appeared. It seemed to be made in China. Its supply voltage was +3.7V, but the volume of the battery was not printed on it.