The power cable of iPhone5 includes: power on/off function, volume +/-, mute, video MIC (video microphone), vibrator contact point. If these functions are abnormal, you can replace the power cable to solve it.
The power cable of iPhone5C includes: power on/off function, volume +/-, mute, video MIC (video microphone), vibrator contact point, flash. If these functions are abnormal, you can replace the power cable to solve it. If the flash is abnormal, first check whether the rear camera is normal. If the rear camera is abnormal, the flash (flashlight) cannot be turned on. If the flash (flashlight) cannot be turned on when the rear camera is normal, then replace the power cable to solve it.
The iPhone5S power cable includes: power on/off function, volume +/-, mute, video MIC (video microphone), vibrator contact point, and flash. When these functions are abnormal, you can replace the power cable to solve the problem. When the flash is abnormal, you should first check whether the rear camera is normal. When the rear camera is abnormal, the flash (flashlight) cannot be turned on. If the rear camera is normal, the flash (flashlight) cannot be turned on, then replace the power cable to solve the problem.
The iPhone6 power cable includes: power on/off function, flash function, and video MIC (video microphone). When these functions are abnormal, you can replace the power cable to solve the problem. Similarly, when the flash is abnormal, you should first check whether the rear camera is normal. When the rear camera is abnormal, the flash (flashlight) cannot be turned on. If the rear camera is normal, the flash (flashlight) cannot be turned on, then replace the power cable to solve the problem.
The iPhone6Plus power cable includes: power on/off function, flash function, and video MIC (video microphone). When these functions are abnormal, you can solve the problem by replacing the power cable. Similarly, when the flash is abnormal, you should first check whether the rear camera is normal. When the rear camera is abnormal, the flash (flashlight) cannot be turned on. If the flash (flashlight) cannot be turned on when the rear camera is normal, then replace the power cable to solve it.
The iPhone6S power cable includes: power on/off function, flash function, video MIC (video microphone), volume +/- and mute function. The volume and power cable of iPhone6S are designed on one cable, so if any function has problems, the entire cable needs to be replaced. Similarly, when the flash is abnormal, you should first check whether the rear camera is normal. When the rear camera is abnormal, the flash (flashlight) cannot be turned on. If the flash (flashlight) cannot be turned on when the rear camera is normal, then replace the power cable to solve it.
The iPhone6S Plus power cable includes: power on/off function, flash function, video MIC (video microphone). When these functions are abnormal, you can replace the power cable to solve the problem. Similarly, when the flash is abnormal, you should first check whether the rear camera is normal. When the rear camera is abnormal, the flash (flashlight) cannot be turned on. If the flash (flashlight) cannot be turned on when the rear camera is normal, replace the power cable to solve the problem.
The above-mentioned faults and solutions are limited to the problems of the accessories themselves. If it is caused by the motherboard failure, you need to repair the motherboard.