The side panels are very plain, with only two perforated areas to interrupt the otherwise featureless surface: a rectangular section in the area of the video card and a round, slightly convex opening up higher for the CPU. One panel is held on by two thumbscrews whereas the opposite side uses standard Phillips head to secure it in place. The rear of the case shows a perforated section for a 120mm fan, with mounting holes for 92mm and 80mm also. The power supply opening is in the typical location at the top of the case and knock-out plates fill the motherboard I/O and riser slots.
Continue on to the interior of the M9.