At that point, there will be the handover between the shuttle arm and the station arm so that the shuttle arm will take the cradle and put it into the cargo bay.

During that space walk there will be some repositioning of the power so that the arm can be fully controlled by the robotic station that is in the Lab.

But, what we need to get out of the first EVA is to have the arm completely unfolded and powered so that they can keep the temperature under control. That will really the call of the first EVA.

Umberto Guidoni Quotes