2) Loosen screw [1] and slide it to left to tighten.
3) Remove ejection guide [2].
[2]
n) Upper rear cover
Removing the upper rear cover
1) To remove the upper rear cover, remove left/ right circle cover (L), left/ right circle cover (S), left/ right side covers , upper left/upper right cover, rear cover,
right/ left , and ink tank cover units and then open the ink tanks.
2) Remove two screws [1] on front side of the printer and three screws [2] on the rear side, and then remove upper rear cover [3].