Motorola Moto X Pure Edition Troubleshooting Manuals page 48

Rear Imager Flash LED (cont'd)
Check if I2C_SCL/SDA activity is
present at No.6&7 pins of FL5600
or No.7&8 pins of FL5500. Since
these signals are being shared with
front and rear imagers
MOTOROLA CONFIDENTIAL
Check the SMT status if there is cold
soldering or part damage associated with
flash driver IC circuitry on main PCB
Moto X Pure Edition/Moto X Style
Baseband TROUBLESHOOTING GUIDES