Fingerprint Reader Ribbon Cable for LG Q7 Alpha / Q7 Plus. This ribbon cable can be used to replace a faulty fingerprint reader, which may cause issues with the device, such as inability to access the home screen. It includes an adhesive for easier installation. Disassembling the front screen can be difficult, so it should be done carefully. Professional installation is recommended for this component. This ribbon cable is compatible with LG Q7 Alpha / Q7 Plus models.