Lexmark T620 Service Manual - Page 190

4069-5XX/7XX Finisher Tests, StapleSmart Finisher Option Feed Tests This test feeds eight blank sheets of paper through the finisher option and staples them. Note: No buttons are active during this test and the test cannot be terminated until it is complete. To run this test: 1. Go to Diagnostic menu. 2. Select Finisher Tests from the Diagnostic menu. 3. Select Feed Tests from the menu. Sensor Tests This test consists of four menus which tests all the sensors in the finisher option. To run this test: 1. Go to the Diagnostic menu. 2. Select Finisher Tests from the Diagnostic menu. 3. Select one of the following menus. To test the Staple Sensors: Select Sensor Tests from the Finisher menu. Select Staple Sensor Test from the Sensor Tests menu. The following screen is displayed and each sensor can be checked by actuating this flag. Staple C=CL SL=CL SP=CL H=CL C=Cartridge Present Sensor SL=Staple Low Sensor SP=Self Priming Sensor H=Home Signal Sensor 3-24 Service Manual