Replacement fingerprint sensor flex cable designed for Samsung Galaxy J7 (2017) Compatible with SMJ730F/DS and SMJ730/DS models Color: Black Key benefits Restores fingerprint recognition: replaces a damaged or nonresponsive fingerprint sensor cable to bring back secure biometric unlocking and payment authentication. Costeffective : replaces only the flex cable instead of the whole assembly or phone, saving time and money. Reliable connection: designed as a flexible ribbon (FPC) replacement to reestablish the electrical link between the fingerprint sensor and mainboard. What this part does Functionality: connects the frontmounted fingerprint sensor to the phone's mainboard, transmitting touch and authentication signals. Compatibility: specifically made for Galaxy J7 (2017) models SMJ730F/DS and SMJ730/DS. Use only with the listed models to ensure proper fit and function. Appearance: black flex cable that matches the device's original color and routing. Key attributes Function: Fingerprint sensor flex cable (replacement part) Compatible models: Samsung Galaxy J7 (2017) SMJ730F/DS and SMJ730/DS Color: Black Construction: Flexible printed circuit style cable designed for internal phone connections Use cases Home or DIY : a torn or pinched flex cable after screen or home button removal to restore fingerprint unlocking. Professional phone : Stock as a common replacement part for Galaxy J7 (2017) jobs in a . Refurbish or resale: Install when refurbishing a used J7 (2017) to ensure full biometric functionality before resale. Notes and recommendations Intended for technicians or users comfortable with smartphone disassembly. Proper tools and care are required to avoid damage to connectors and surrounding components. Verify model number (SMJ730F/DS or SMJ730/DS) before to ensure compatibility. This item is a replacement flex cable only; fingerprint sensor button, home key, or other components are not included unless specified.