Lexmark T620 Service Manual - Page 130

4069-5XX/7XX Ready Bin X Full message displays - May be able to clear message and will feed paper into Bin selected. FRU 1 Bin X Sensor Bin X Sensor Cable Bin X Sensor Flag Control Board Action Check the sensor and sensor cable for the bin that is displaying the message to make sure the sensor is seated correctly in the side of the tray and the cable is connected to the sensor and the control board. Check the flag for binding and proper operation. If correct, replace the Bin X sensor. If this does not fix the problem, replace the control board. Note: This sensor is in a normally open position with the flag out of the sensor slot. Bin X is full - No message that Bin X is full displays. FRU 1 Bin X Sensor Bin X Sensor Cable Bin X Sensor Flag Bin X Sensor Flag Control Board Action Check the sensor flag for binds, broken or missing parts. If correct, check the bin sensor for correct installation in the side of the tray. If the bin sensor is installed correctly, check the sensor cable for correct installation to the sensor and control board. If correct, replace the Bin X sensor. If this does not fix the problem, replace the control board. Ready - Bin X Full displays and paper feeds into Bin X. FRU Action 1 Bin X Sensor Bin X Sensor Control Board Check the sensor flag for binds. Make sure the sensor flag is not in an up position. If the sensor flag is operating correctly, replace the bin X sensor. If this does not fix the problem, replace the control board. 2-102 Service Manual