An image formation apparatus according to an embodiment may include: a fixation unit detachable from a main body of the image formation apparatus; a movable guide member holding a first connector and movably provided to the main body; a second connector provided to the fixation unit; and an engagement portion provided around the second connector. Upon mounting the detachable unit to the main body, the engagement portion contacts the movable guide member to move the movable guide member to position the first connector held by the movable guide member to a fittable range where the first and second connectors can be fitted to each other. Upon fitting the first and second connectors to each other, the first connector contacts the second connector to move the movable guide member holding the first connector to align the first connector to the second connector.