A scanning apparatus includes: a transparent platen having a first edge and a second edge opposite the first edge, the first and second edges being separated along a scan direction; a frame including: a holder for the transparent platen; and a control panel located proximate the first edge of the transparent platen; a scan bar assembly including a scan element; a motor for moving the scan bar assembly along the scan direction; and a circuit board connected to the control panel, the circuit board including: a plurality of electrical components; a first edge located adjacent a side of the frame; and a second edge opposite the first edge, wherein the second edge of the circuit board is configured to overlap the first edge of the transparent platen.