Step 1. Power off the laser device and remove the laser module from inside.
Step 2. Use the included screwdriver to remove 7 screws around the laser head and take off the cover.
Step 3. Prepare a 1.5mm hex screwdriver to remove the 2 screws on the left side of the camera module.
Step 4. User tweers to peel off the red glue on the connector, then unplug it.
Step 5, Replace with the new camera module and reinstall all the screws.