Samsung CLP 300N Service Manual - Page 75
LSU/ Fuser Test, Laser Diode
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Alignment and Adjustmens 6.6.3.3 LSU/ Fuser Test Item LSU Motor LSU Power Laser Diode PTL Fuser Discription If LSU motor lock signal is normal, "Successed" message will be displayed. When LSU motor lock signal is abnormal , failed" message will be displayed. When Upper Level is pushed, off message will be displayed. When select key is pushed, LSU Power On message will be displayed. If not, LSU Power Off" message will be. When select key is pushed, Laser Diode On message will be displayed. If not, Laser Diode Off message will be. When select key is pushed, PTL On message will be displayed . If not, PTL Off message will be. When select key is pushed, Fuser On message will be displayed. If not, Fuser Off message will be. Samsung Electronics Service Manual 6-15
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