Patent ID: 8693913

Claim:
An image forming apparatus comprising: a control board that is provided in an apparatus body and controls an image forming operation; a first connection terminal provided on an outer surface of the control board; an installation section disposed at the outer surface side of the control board in the apparatus body; a substrate capable of being installed into the installation section in a thickness direction of the control board in a manner such that a first surface of the substrate faces the outer surface of the control board; a second connection terminal provided on the first surface of the substrate, the second connection terminal being connected to the first connection terminal when the substrate is installed into the installation section; a grip portion provided on a second surface of the substrate at a first end of the substrate in an in-plane direction; and an external connection terminal provided on the substrate so as to project from the substrate at a second end of the substrate in the in-plane direction, the external connection terminal being externally exposed to allow an external device to be connected to the external connection terminal when the substrate is installed into the installation section after the external connection terminal is inserted through an opening in the apparatus body.