On the back of the printer, remove the two screws on the right hand side (left-hand when viewed from the front.

Open the door on the front of the computer, and remove the one screw on the lower left-hand side.

Using a spudger lever firmly outwards on the lower rear side of the panel.

With your other hand, push the panel backwards, It will slide half a centimeter backwards and come free.

Could you help me? It would be useful if you could take an image of the rear of the printer, add it to this guide, so the locations of various screws can be marked.