Exit G-Mode while under the gate to open it without a Super. The camera will not scroll through the morph tunnel, but Samus will still be visible; position where Samus appears to be standing on air one tile to the right of the ledge. It is possible to test the location, as there is a block on the ceiling one tile left of the gate. With Morph, Samus can fix the camera by going through the morph tunnel.