S22 ULTRA ORIGINAL CHARGING CARD

Details about the Samsung S22 Ultra Charging Board (Charging Card)

The charging card (also called the charging board, sub board, or charging PCB) is a small electronic part located at the bottom of your Samsung Galaxy S22 Ultra. It connects to the charging port and performs several important functions.

Main Functions:

1. Charging Port Function:
   It handles the connection between the USB Type-C port and the main motherboard, allowing the phone to charge properly.

2. Data Transfer:
   It enables data transfer between the phone and a computer when connected with a cable.

3. Microphone Connection:
   The primary microphone is often mounted on or connected through this board.

4. Network Antenna Connection:
   Some sub-boards also manage antenna signals (for better network reception).

5. Vibration Motor / Speaker Connection:
   It can also have connectors for the vibration motor or bottom speaker.

Why It Is Replaced or Changed:

1. Charging Issues:
   The phone doesn’t charge, charges slowly, or shows “charging paused” errors.

2. USB Port Damage:
   The Type-C port gets physically damaged, bent, or corroded (due to moisture or dust).

3. No Data Transfer:
   The phone is not detected when connected to a computer.

4. Microphone Not Working:
   The bottom microphone stops functioning properly.

5. Water or Liquid Damage:
   Moisture can corrode the charging board’s circuits.