As of right now, my 3ds is backing up my system nand and i noticed 10 minutes ago that it seemed to stop moving. And as from 10 minutes ago to now it has stopped moving. Is there a possible brick if i were to turn off my 3ds at this point?

As of right now, my 3ds is backing up my system nand and i noticed 10 minutes ago that it seemed to stop moving. And as from 10 minutes ago to now it has stopped moving. Is there a possible brick if i were to turn off my 3ds at this point?