Lexmark C750 Service Manual - Page 211

5060-00x FINISHER TESTS Staple Test This test verifies the operation of the staple mechanism in the finisher. To run the Staple Test: 1. Select Staple Test from the Finisher Tests menu. 2. Select a destination bin. The printer feeds eight pieces of media to the finisher and accumulates all eight pieces in the accumulator. After the last sheet is accumulated, the pack is stapled. When the test is complete, the printer returns to the original screen. Feed Test This test verifies that media can be fed to a finisher output bin and then stapled. To run the Finisher Feed Test: 1. Select Feed Test from the menu. 2. Select a destination bin. The printer feeds eight pieces of media to the selected finisher output bin where they are stapled. Note: No information is printed on the fed sheets as the laser is not engaged during this test. This test cannot be canceled or terminated once the test has begun. When the test is complete the printer returns to the original screen. Sensor Test This test determines if the finisher sensors are working correctly. To run this test: 1. Select Sensor Test from the Finisher Test menu. • If you Select Media 1 from the menu the following is displayed and the sensors polled: Media Path 1 testing...Once the sensors are polled, the following is displayed and the sensors are ready to test: Media Path 1 S1=CL S2=CL S1 S2 =Punch Timing Sensor A =Punch Timing Sensor B Once this screen is displayed you can manually actuate each of the sensors. When the sensor is closed, CL is displayed, when the sensor is open OP is displayed. Diagnostic aids 3-27