Power Button Flex and Fingerprint Sensor Samsung Galaxy A15 4G Blue

Power Button Flex and Fingerprint Sensor for Samsung Galaxy A15 4G: Control and Biometric Reading

This component integrates the power button flex and the fingerprint sensor for the Samsung Galaxy A15 4G. The flexible cable restores the power button click and fast biometric authentication on the mobile phone.

Technical Specifications

• Part type: Flex cable with power button and biometric reader
• Compatibility: Samsung Galaxy A15 4G (SM-A155F, SM-A155F/DS, SM-A155M, SM-A155M/DS)
• Colour: Blue
• Quality: Compatible

When to Replace

• The biometric reader does not recognise the fingerprint or shows reading failures.
• The mobile phone does not turn on or lock when pressing the power button.
• The physical click of the power button has stopped responding or is stuck.
• The previous flex cable tore during device opening.

Notes for the Technician

• Test before applying: connect the part to the device and confirm its operation before fixing or gluing it permanently. Thus, if there is any issue, the return or warranty is handled quickly and simply.
• Difficulty: Medium.
• Requires removing the back cover and mid-frame to access the main board connector.
• Disconnect the battery before handling or fitting the new biometric flex.
• Check the key alignment on the chassis before closing the device to avoid abnormal pressures.

What Distinguishes This Version

This compatible part has been selected to offer precise tactile response and stable biometric reading in a workshop environment. It is the ideal choice for technicians looking for a functional and economical repair for the Samsung Galaxy A15 4G.

Frequently Asked Questions

Is this flex compatible with the 5G variant of the Galaxy A15?
No, this component was designed specifically for the Samsung Galaxy A15 4G (SM-A155F), so you must confirm the exact version of the mobile phone before installation.

Is it necessary to calibrate the fingerprint after replacement?
Normally it is enough to register the fingerprints again in the system settings after assembling the new reader.