Huawei P40 Lite Fingerprint Print Black

Fingerprint Sensor for Huawei P40 Lite: Biometric Reading and Power Button

This fingerprint sensor for Huawei P40 Lite restores fast biometric unlocking and side key integrity. The biometric reader with integrated flex cable solves touch reading failures and damaged buttons on the mobile phone.

Technical Specifications

• Part type: Fingerprint sensor with side flex
• Compatibility: Huawei P40 Lite (JNY-L21A, JNY-L01A, JNY-L22A)
• Colour: Black
• Quality: Premium

When to Replace

• The biometric reader does not recognise the finger or an error appears in settings
• The mobile phone does not respond to touch to unlock
• Flex cable damaged or torn during a technical intervention
• Side button jammed or without mechanical response — confirm diagnosis

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
• The intervention requires the removal of the back cover and intermediate shield to access the motherboard
• Disconnect the battery before handling or unplugging the biometric flex connector
• Handle the flexible cable without creating creases so as not to break internal conductive tracks
• Fixing adhesive for closing the cover sold separately

What Distinguishes This Version

This Premium level version ensures the highest standards of the aftermarket market for replacement components. It is the recommended option for professional technicians and repairs that require fit and operation reliability.

Frequently Asked Questions

Does replacing the fingerprint sensor on the Huawei P40 Lite require software calibration?
No, this model recognises the component directly after correct physical assembly, and it is only necessary to re-register the fingerprint in the settings.

Does the sensor also include the function to turn the equipment on and off?
Yes, the Huawei P40 Lite flex cable integrates the side biometric sensor and the power button contacts.