Lexmark Optra T Service Manual - Page 155

4069-XXX If the high capacity output stacker is selected then the following is displayed: HC BIN 1 TP=OP, P=OP, F=OP, NF=OP IP = high capacity output stacker top position sensor P = high capacity output stacker passthru sensor F = high capacity output stacker full sensor NF = high capacity output stacker near full sensor If the 5-bin mailbox is selected the following is displayed: (output bin displayed on line 1 = output bin 1, output bin2, output bin3, output bin4 or output bin 5 for the bin selector) P1 = 5-bin mailbox first passthru sensor P2 = 5-bin mailbox second passthru sensor L = EM, indicates 5-bin x empty L = NL, bin contains media but the bin is not near full on full L = NF, indicates bin is near full L = FL, indicates bin is full Base Sensor Test This test is used to determine if the sensors located inside the printer are working correctly. The following sensors can be checked: Toner Optical Sensor Input Sensor Output Sensor (Fuser Exit) Narrow Media Sensor Front Door Sensor (Upper Front Cover) To run the Base Sensor Test: 1. Select the Base Sensor Test. - The operator panel displays OP for open and CL for closed. 2. Manually toggle the sensors by hand to verify that each sensor switches from open to closed. Diagnostic Aids 3-17