Key Specifications
- Interface Type: USB Type-C 2.0.
- Power Delivery: Fully supports Samsung’s 25W wired fast charging protocol.
- Data Connectivity: Enables synchronized data transfers between the phone and a computer.
- Integrated Modules: Contains the primary microphone array (for phone calls and voice recordings) and the 3.5mm headphone jack circuitry.
- OEM Part Number Reference: GH96-16630A (Note: Specific to certain configurations).
Common Symptoms It Fixes
Replacing this sub-board will fix the following issues if caused by physical wear, dust buildup, or liquid exposure:
- Complete failure to accept a charge or intermittent charging connections.
- Failure to register “Fast Charging” mode.
- Unrecognized USB accessories or failure to connect to a computer.
- Intermittent or crackling audio through wired headphones.
- Callers being unable to hear you due to a faulty lower microphone.





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