Dragon Touch VISION 3 Manuel D'utilisation page 22

EN
2. Remove the other four screws in the PCB board.
3. Lift the PCB board and slide out the battery, as shown in the picture.
Note: Do NOT rotate the PCB board to avoid reversing the camera and video button
functions.
4. Install the new battery, keeping the "+" pole facing up.
5. Install all four screws back into the PCB board.
6. Install all four screws back into the cover.
20