This is the extension LCD testing cable for Samsung Galaxy S5 LCD Screen. you can test the Screen to know whether the screens working well or not. You just need plung one side of the flex cable into the logic board connector, and use another side to test the lcd and touch.
Much easier for you to test the lcd display and touch function
Notice: You may see there are lines in the display within testing. It is caused by improper connecttion to the connectors of the flex cable. You take the LCD Digitizer connectors off, and try to test again.
Package include: 1 x LCD Testing Cable for Samsung Galaxy S5