MOBILE Top SD/SIM Socket Module SD/SIM SOCKET module which is inserted those SD/SIM CARD Top TOF sensor Module Mounting TOF (Time of flight) MODULE for real use into the PCB, measures the distance from the subject when photographing by camera Top Ambient Light Sensor Module Mounting Ambient Light Sensor for real use, control the display brightness pursuant to the surrounding environment Top Proximity Sensor Module Mounting Proximity Sensor for real use, preventing incorrect touch of the screen by being activated when the user and display come into proximity Top LED Module Mounting LED for real use, activates following the status of the cell phone (charged or not)/p> Side Side key Motions such as VOLUME UP/DOWN, POWER KEY Side Side key Motions such as VOLUME UP/DOWN, POWER KEY Side Side key Motions such as VOLUME UP/DOWN, POWER KEY Bottom IF SUB PBA Module Mobile Phone Charge/Antenna functions Bottom IF SUB PBA Module Mobile Phone Charge/Antenna functions Bottom IF SUB PBA Module Mobile Phone Charge/Antenna functions Bottom IF SUB PBA Module Mobile Phone Charge/Antenna functions Bottom Touch Sensor PBA Mobile Phone Charge/Antenna functions and equiping TOUCH PAD for MENU, BACK DISPLAY TSP DISPLAY for IT devices with the touch screen panel on the LCD DISPLAY TSP DISPLAY for IT devices with the touch screen panel on the LCD Hinge Part Connector Module Connector module for connecting the internal circuit of the hinge part Hinge Part Connector Module Connector module for connecting the internal circuit of the hinge part