Lexmark T642 Service Manual - Page 185

4061-xx0 FINISHER TESTS Staple Test This test verifies the staple mechanism by sending eight sheets of media from the printers default paper source and stapling the sheets. To run the Staple Test: 1. Select Staple Test from FINISHER TESTS. 2. Select the output bin and press . While the test runs the power indicator blinks and the message Staple Test Running... displays. During the test, no buttons are active and the test cannot be cancelled until the test is complete. Feed Tests (finisher) This test is used to verify whether or not media can be fed to a finisher output bin. Eight sheets of blank paper are fed from the default paper source and fed to the finisher output bins. Note: This test can be run using any of the paper sizes supported by the printer. To run the Feed Test, select Feed Tests from FINISHER TESTS. While the feed test runs, the power indicator blinks, and the message Feed Test Running... displays. During the test, no buttons are active, and the test cannot be stopped until the test is completed. Sensor Test (finisher) This test can be used to verify whether or not the finisher sensors are working correctly. To run the Finisher Sensor Test: 1. Select Sensor Test from FINISHER TESTS. 2. Select one of the four tests to perform:. Each of the tests displays the individual sensors that can be manually actuated, and the display shows Open or Closed. • Staple Sensors Cartridge Present sensor Staple Low sensor Self-priming sensor Home signal sensor • Cover and Door Finisher top cover sensor Side door sensor • Pass and Media Finisher pass thru Media sensor • Bin Level Finisher bin empty Bin full sensor Bin near full 3. Press Back ( ) or Stop ( ) to exit the test. Diagnostic aids 3-17