H2.0 hex key
Power off the printer, and eject the SD card.
Refer to the relevant content of Screen to remove the screen.
Remove 1 coarse pitch screw and 2 fine pitch screws.
Loosen the front cover from the printer, remove the WIFI antenna with tweezers, and take off the front cover.
Attach the WIFI antenna to the front cover, and stuff the excess WIFI cable back into the beam of the printer.
Install the front cover on the printer, pay attention to the buckle position on the right side, don't forget to pass through the screen cable.
Lock in 3 screws to fix the front cover, the front 2 are fine-thread screws, and the rear 1 is a coarse-thread screw.
Refer to the relevant content of Screen to install the screen.
Power on the printer, confirm that the screen can be displayed normally and that the buttons on it can respond normally, then the installation is successful.