Motorola Moto G 3rd Generation Troubleshooting Manual page 246

Flash LED and Flash LED Drive
Troubleshooting:
1) Check input voltage to the Flash LED drive – B_Plus at C6132, ensure it within
the limits of B_Plus as it varies depending on the battery level or supplied
voltage
2) Check the output voltage of the driver (anode of the Flash LEDs) during torch to
be around 2.8V and during strobe around 3.6V
3) Check I2C interface of the Flash LED drive (I2C_SDA_cAM and
I2C_SCL_CAM)
4) Ensure that the Flash PCB is making contacts with the daughter card
MOTOROLA CONFIDENTIAL
Moto G (3rd Generation)
TROUBLESHOOTING GUIDE