What do I do with the robot

Hint 1 of 6:

There are 2 things you need to do.

Hint 2 of 6:

Most obviously turn it on.

Hint 3 of 6:

But you can do something to him while he's off.

Hint 4 of 6:

He has a compartment.

Hint 5 of 6:

Look through it.