The second, and most thumbed-through section, is . This part of the manual provides step-by-step protocols for tasks unique to the MH-80-2: adjusting the front lays for perfect registration, setting the double-sheet detector, and programming the sequential start-up of the feeder, printing unit, and delivery. Crucially, it explains how to engage the two-color printing mode, where the sheet is transferred between the first and second printing units via a transfer cylinder—a process prone to marking if not timed correctly.