17PG-M20SPG-M20X* Precautions in setting up the DMD (Digital Micromirror Device) unitBefore connecting the formatter PWB to the optical engine, take the following steps. Look at the voltage rank markingthat is on the DMD itself. Referring to this marking, set the DIP switches on the formatter PWB. And connect this PWBto the optical engine. Wrong settings will adversely affect the system performance.Voltage ranking system with the DIP switches on formatter PWB* Connecting the FPC extension cables (QCNW-A298WJZZ)Connect the cables to the formatter PWB (TO FMT) and the PC I/F PWB (TO PC), referring to the silk-screen-printedmarkings. See the sketch below. (The FPC is already connected at TO PC.)Voltage rank markingThis sample is "C".