Lexmark C912 Service Manual - Page 171
Input Path, Select, Return
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5055-xxx No Staple Punch Box Detect Invert Path Tray 2 Exit Elev. Upper Limit Tray Near Full Elev. Lower Limit Jogging Home Pos. Pap. Upper Level Fin. Set Switch Staple Cart. Set To select one of the sensors/switches above, press Menu until the sensor/switch is displayed. Press Select. The following is a sample screen that may be displayed: Input Path CL Once the screen is displayed, you can manually actuate each of the sensors or switches. When the sensor is closed, CL is displayed. Likewise, when the sensor is open, OP is displayed. If the wrong message is displayed, then the sensor is malfunctioning. To exit the senor test, press Return or Stop. • Go into diagnostic mode. • Finisher tests-Sensor/sw tests • Input Path-This is the paper exit sensor in the fuser activated by moving the sensor actuator. • Paper Register-Activate the paper registration sensor and observe the display OP - CL. • Tray 1 Exit-Activate the tray 1 exit sensor OP - CL. • Tractor Home Pos.-Activate the tractor home sensor by rotating the green paper clearing knob so that the tractor belt flag actuates the sensor. • Paper Full A-Activate the paper full A sensor by operating the sensor flag while observing the display. • Paper Detect-Activate the paper detect sensor by placing a piece of paper into the sensor (photo interrupter) Diagnostic aids 3-21
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