Lexmark C782 Service Manual - Page 114

5061 Tray x autocompensator fails to retract, stays in down position. Step 1 2 3 4 Actions and questions Use care when removing a tray assembly when the autocompensator is in its down position. Remove the tray, and manually reset the autocompensator to its uppermost position by actuating the pick arm lift bellcrank. Does the autocompensator assembly stay in the up position? Carefully replace the tray, and recheck to see if the autocompensator operates correctly. Does the autocompensator assembly operate correctly? Make sure the autocompensator pick arm lift bellcrank is installed correctly. Is the pick arm lift bellcrank installed correctly? Check the following for loose, broken, or missing parts: • Boss on the side of the arm • Bellcrank lift spring • Tray interlock bellcrank Are any of these parts loose, broken, or missing? Yes Go to step 2 Problem resolved Go to step 4 Repair or replace as necessary. No Go to step 3 Go to step 3 Install the bellcrank correctly. Contact your next level of support. The printer detects paper low in tray x when adequate paper is installed in the tray. Step Actions and questions Yes 1 Run Tray x sensor test from the Diagnostics Menu. Does the test pass for sensor L2? Go to step 3 2 Check the cable connection for the paper low/out sensor to tray x system board. Is the cable correctly installed? Go to step 3 3 Check the paper level sensing assembly for correct Go to step 4 installation. Check the following for damaged or broken parts: • Check the paper level sensing flag bellcrank. • Check the paper level sensor is seated correctly. • Check the paper level sensing flag. • Check the paper level sensing flag spring. Is the paper level sensing assembly installed correctly? 4 Is the paper level sensing assembly damaged or broken? Replace the paper level sensing assembly. No Go to step 2 Install the cable correctly. Install the paper level sensing assembly correctly. 2-72 Service Manual