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The charging board (also known as the sub-board or charging dock PCB) is a critical component for the Redmi 8 and 8A. Since these two models share a very similar internal architecture, their charging boards are often interchangeable, though it is always best to verify the specific part number for your region. Below is the full product description organized for clarity. This board isn't just a socket; it acts as the communication hub for the bottom half of your device. Overview
Product Overview: Redmi 8 / 8A Charging Port Board
Feature
Specification / Details
Compatible Models
Xiaomi Redmi 8 (M1908C3IC, M1908C3IG, M1908C3IH) / Redmi 8A (M1908C3KG, M1908C3KH, M1908C3KI)
Interface Type
USB Type-C 2.0
Material
High-grade PCB (Printed Circuit Board) with gold-plated connectors
Functions Included
Battery Charging, Data Syncing, Primary Microphone, and Antenna Signal Passthrough
Audio Support
3.5mm Headphone Jack (Integrated on the board)
Fast Charging Support
Supports up to 18W Fast Charging (standard for the series)
Installation Type
Plug-and-Play (Soldering not required for the whole board)
Technical Components Breakdown
Component
Description
USB Type-C Port
Reversible connector for charging and OTG (On-The-Go) data transfer.
Microphone (MIC)
The primary bottom microphone responsible for voice calls and voice recording.
Audio Jack
High-fidelity 3.5mm port for wired headphones and AUX output.
Antenna Point
Gold-plated contact points that connect to the phone's frame to ensure cellular and Wi-Fi signal strength.
Main Flex Connector
The multi-pin interface that connects this sub-board to the main motherboard via the long ribbon cable
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| Weight |
0.007 kg |
|---|
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