Samsung Galaxy A30 A40 Fingerprint Sensor Black

Fingerprint Sensor for Samsung Galaxy A30 and A40: Stable Biometric Reading

This fingerprint sensor restores fast biometric reading and mobile phone unlocking, being an original Samsung part pulled from equipment. The biometric reader replaces the damaged or worn module, ensuring the correct functioning of authentication on the Galaxy A30 and Galaxy A40.

Technical Specifications

• Part type: Fingerprint sensor
• Compatibility: Galaxy A30 (SM-A305F, SM-A305FN, SM-A305G, SM-A305GN); Galaxy A40 (SM-A405F, SM-A405FN)
• Part code: GH96-12484A
• Colour: Black
• Quality: Original — Pulled

When to Replace

• The biometric reader does not recognise the finger or fails repeatedly
• Fingerprint sensor error message in system settings — confirm the diagnosis
• The mobile phone does not respond to touch in the rear sensor area
• Sensor flexible cable torn during the disassembly of the back cover

Notes for the Technician

• Test before applying: connect the part to the equipment and confirm its operation before fixing or gluing it definitively. Thus, if there is any problem, the return or warranty is handled quickly and simply.
• Difficulty: Medium
• Access through the removal of the back cover; disconnect the battery before handling the sensor flex
• Take extra care when opening the cover so as not to tear the flexible ribbon connecting it to the main board
• Fixing adhesive for reassembly sold separately
• Re-register fingerprints in settings after assembly to validate correct operation

What Distinguishes This Version

This is a component pulled from equipment in perfect functional condition, maintaining factory tolerances. It is the ideal choice for technicians looking for total reliability in repair while maintaining component authenticity.

Frequently Asked Questions

Does this biometric sensor fit the Galaxy A30 and the Galaxy A40?
Yes, the component with reference GH96-12484A shares direct compatibility with both Samsung Galaxy A30 and Galaxy A40 models.

Is it necessary to calibrate the sensor after installation?
Software calibration is not necessary; simply connect the flex to the main board and re-register fingerprints in the mobile phone settings.