Charging port board by Xiaomi Redmi A7 Pro 4G 5G Poco C85X Redmi 15A 5G Poco C81 C81 Pro premium

Charging port board plus microphone for Xiaomi Redmi A7 Pro 4G 5G Poco C85X Redmi 15A 5G Poco C81 C81 Pro premium quality

Lower charging port board plus microphone for Xiaomi Redmi A7 Pro 4G and 5G, POCO C85X, Redmi 15A 5G, POCO C81 and POCO C81 Pro in premium quality. This replacement part is designed to restore wired charging, data transfer and voice capture when the connector has looseness, intermittent charging, physical damage or no communication with the computer. The assembly incorporates a USB Type C port and lower microphone, facilitating a complete repair of the functions concentrated on the auxiliary board.

Premium quality provides stable electrical continuity, firm contact and suitable tolerances for assembly. It restores power supply, computer detection, data transfer and microphone operation during calls, recordings and voice notes. Commercial compatibility is confirmed for the Redmi A7 Pro, Redmi 15A 5G and POCO C81 Pro family, while the POCO C85X has a specific charging board in spare parts catalogues. Before installation, the shape, connectors, antenna contacts, screws and printed references must be compared with the removed board.

Installation advice

Turn off the device and disconnect the battery before handling the board.

Use protection against electrostatic discharge.

Compare the board shape, main connector, antenna contacts and mounting points.

Align the interconnection flex cable without bending it or applying excessive pressure.

Check that the microphone is correctly positioned in front of its acoustic channel.

Perform charging, data transfer, computer connection and voice recording tests before closure.

Check coverage, the lower speaker and coaxial contacts after installation.

Technical table