Repairing the power supply IC may have an impact on the device, depending on the quality and method of repair. If the repair quality is not good or the method is not correct, it may lead to more problems or damage to the equipment.
In addition, if the parts used in the repair process are not original parts or incompatible equipment, it may also have a negative impact on the equipment. Therefore, it is recommended to find a professional technician to repair and use original parts or parts compatible with the equipment.
Generally do not turn on, the power IC is to convert the battery power into the voltage power supply required by the parts of the phone that need electricity, such as the part of the audio IC power supply is broken, there will be no sound or no signal, in short, he to which part of the power supply problem, that part can not work.