A12 PCB_MS6A Printed Wiring Board DiagramsPower Board (SIDE:A) Power Board (SIDE:B)This projector is isolated from AC line by using the internal converter transformer.Please pay attention to the following notes in servicing1. Do not touch the part on hot side (primary circuit) or both parts on hot and cold sides (secondarycircuit) at the same time.2. Do not shorten the circuit between hot and cold sides.3. The grounding lead must be connected to the ground of the same circuit when measuring of volt-ages and waveforms.CAUTIONLine Filter Board (SIDE:A) Line Filter Board (SIDE:B)P.F. Board (SIDE:A) P.F. Board (SIDE:B)R/C Board (SIDE:A) R/C Board (SIDE:B)FN902FN903MainBoard“K8R”LensMotorsMainBoard“K8S”FN904P.F. Board “K6E”Lamp Ballast Unit “CB1”PowerBoard“K6F”Interlock Switch “SW904”SW902SW904 LF901Main Board“K8G”