US Patent 7712891 Image-forming device

A multifunctional device including a lower frame, a main control board, and a cartridge holder. A conveying space is formed in the lower frame farther forward than a recording unit and includes a discharge space for receiving discharged recording sheet. The main control board is disposed horizontally above the conveying space when viewed from the front. The recording unit is disposed farther rearward than the conveying space, with its topmost part substantially equal in height to the main control board. The cartridge holder is disposed to the side of the conveying space and the main control board and fits vertically within the top part.