HP LaserJet Enterprise 500 Service Manual - Page 526
Jams in Tray 3, Table 3-45
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Table 3-45 Causes and solutions for pickup delay jam 1; MP tray pickup (continued) Cause Solution The Tray 1 paper sensor is defective (SR21). Check the Tray 1 paper sensor using the sensor monitor mode. If the sensor is defective, replace the right-door assembly. The arm spring of the MP tray pickup solenoid Check the spring and place it in the correct position. is unhooked. Poor contact of the MP tray-pickup-solenoid drive connector. Reconnect the connectors of the MP tray pickup solenoid (J84) and the DC controller PCA (J107). The MP tray pickup solenoid is defective. Execute the MP tray-pickup-solenoid driving test in the actuator-drive mode. If the solenoid is defective, replace the right door assembly. Poor contact of the pickup-motor (M13) drive Reconnect the connectors of the pickup motor (J1705), intermediate (J6) and connector. the DC controller PCA (J131). The pickup motor (M13) is defective. Execute the pickup-motor (M13) driving test in the actuator-drive mode. If the motor is defective, replace the pickup motor. Jams in Tray 3 Table 3-46 Causes and solutions for pickup delay and pickup stationary jams Cause Solution The paper-feeder pickup roller is worn or deformed. Replace the Tray 3 pickup roller. The paper-feeder separation roller is worn or Replace the Tray 3 separation roller. deformed. The paper-feeder feed roller 1 is worn or deformed. Replace the Tray 3 feed roller. Poor contact of the Tray 3 feed sensor connector. Reconnect the connector (J405) on the paper feeder driver PCA, intermediate connector (J13) and connector (J20) of the Tray 3 feed sensor. The Tray 3 feed sensor is defective. Run the sensor test to verify that the Tray 3 feed sensor is functioning properly. If it is not, replace the paper-feeder feed assembly. Poor contact of the paper-feeder pickup solenoid drive connector. Reconnect the connector (J405) on the paper feeder driver PCA and connector (J18). Replace the paper feeder assembly. The paper-feeder pickup solenoid is defective. Run the solenoid drive test in the actuator drive mode to verify that the paperfeeder pickup solenoid is functioning properly. If it is not, replace the paper feeder assembly. Poor contact of paper-feeder pickup motor drive connector. Reconnect the connector (J406) on the paper feeder driver PCA and connector (J14). Replace the paper feeder assembly. The paper-feeder pickup motor is defective. Run the pickup motor drive test in the actuator drive mode to verify that the paper-feeder pickup motor is functioning properly. If it is not, replace the paper-feeder assembly. Multiple feed of media. If the Tray 3 pickup roller, separation roller or feed roller is worn or deformed, replace any defective parts. 490 Chapter 3 Solve problems ENWW