How to remove top cover?

It may be necessary to open the top cover for maintenance or advanced adjustments to Co Print. To open the top cover, firstly remove the connectors by turning them. then the Allen screws on the lower right and left sides must be removed. Afterwards, the allen screws on the right and left sides of the machine must also be removed. After removing the screws, you need to flex the cover so that it can pass through the front coupling protrusion. Pull the cover upwards by flexing it. Be sure to remove the SD card from the machine before shooting. Otherwise the SD card will get stuck in the top cover and grab the cover.