Abstract: An electronic control arrangement for a sewing machine with a frame having access openings at the top and bottom thereof and supporting therein functional mechanical and electromechanical and electrical sewing machine components. The electronic control arrangement includes a control panel disposed over a portion of the top access opening and interconnected with printed circuit boards having electronic components thereon for regulation of the electromechanical sewing machine components, the entire arrangement being organized to be removable as a whole for replacement or substitution from the top access opening. Means are provided accessible from the bottom access opening to removably support the control arrangement at the bottom thereof and provide a heat sink therefor.