Samsung Galaxy A40 A405 Charging Port

Charging Port for Samsung Galaxy A40: Power and Data Restoration

This charging port for Samsung Galaxy A40 restores the correct current flow and USB communication with the computer. This is an original pulled part, ensuring a millimeter-precise fit and the electrical behaviour designed by the manufacturer. Replacing this charging sub-board resolves power issues without the need for interventions at the main board level.

Technical Specifications

• Part type: Sub-board with USB-C charging port
• Compatibility: Samsung Galaxy A40 (SM-A405F, SM-A405FN, SM-A405FM, SM-A405S)
• Part code: GH96-12454A
• Quality: Original — Pulled

When to Replace

• The mobile phone does not detect the USB-C cable or only charges in a specific position.
• Poor contact when plugging in the charging cable.
• The computer does not recognise the USB connection when transferring files.
• Intermittent charging or complete absence of current flow — confirm the diagnosis.

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.
• Installation difficulty: Medium.
• Opening carried out via the back cover of the device, requiring the housing to be unglued and the intermediate frame removed to access the lower part of the chassis.
• Disconnect the intermediate flex cable and the antenna coaxial cable carefully before ungluing the damaged lower board.
• Adhesive tape to fix the back cover sold separately.
• Check fast charging continuity and USB data recognition before final closure of the mobile phone.

What Distinguishes This Version

Being a component recovered from another manufacturer device, it maintains exactly the same conductive materials and circuits designed for the model. It is the indicated option for technicians who want a reliable and lasting repair while maintaining the operating integrity of the device.

Frequently Asked Questions

Does this charging port include the 3.5mm jack audio input?
Yes, the Samsung Galaxy A40 charging sub-board integrates the USB-C port and the headphone connector on the same circuit board.

Is the part with code GH96-12454A compatible with all Galaxy A40 variants?
Yes, this sub-board reference is used in the various market versions of the Samsung Galaxy A40 (such as the SM-A405FN and SM-A405F).