Samsung Galaxy A30 A40 Blue Fingerprint Scanner

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

This biometric reading module allows you to restore fast unlocking on Samsung Galaxy A30 and Galaxy A40 smartphones. This is a recovered original Samsung part, ideal for replacing a damaged biometric reader or one with contact failures.

Technical Specifications

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

When to Replace

• The biometric reader does not recognise the fingerprint
• The fingerprint option appears unavailable in phone settings
• The rear sensor shows deep scratches or physical damage
• Intermittent touch response failure on the rear reader — confirm diagnosis

Notes for the Technician

• Test before applying: connect the part to the device and confirm it works before fixing or gluing it permanently. Thus, if there is any issue, the return or warranty is handled quickly and simply.
• Installation difficulty: Medium
• Accessing the sensor requires carefully removing the back cover using moderate heat
• Disconnect the battery before connecting or disconnecting the sensor flex connector on the mainboard
• New adhesive for fixing the back cover is sold separately
• Perform the test of reading and registering a new fingerprint in the system settings before sealing the device

What Distinguishes This Version

Esta versión retirada de equipo assegura as dimensões exatas e a tonalidade de acabamento correta para os telemóveis Samsung indicados. É a escolha indicada para técnicos que pretendem manter a integridade estética e funcional do dispositivo.

Frequently Asked Questions

Does this biometric sensor work on both the Galaxy A30 and Galaxy A40?
Yes, the component shares the same physical and electrical compatibility between the Samsung Galaxy A30 and Samsung Galaxy A40 under reference GH96-12484C.

Is it necessary to reprogram the reader after replacement?
No software calibration is required; simply register the fingerprint again in the phone settings menu after assembly.