Lexmark X940e Owners Manual
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Repair information4-29 7510 Go Back Previous Next 9. Gently flex the standard media exit bin full actuator (C) to detach it from the machine. 10. Remove the standard media exit bin full actuator (C) from the machine. Switch (printer left door interlock) removal 1. Remove the rear cover assembly. See “Rear cover assembly removal” on page 4-5. Warning: Ensure that the rear left middle cover is removed before removing the rear left upper cover, or damage will occur. 2. Remove the rear left middle cover. See “Rear left middle cover removal” on page 4-6. 3. Remove the rear left upper cover. See “Rear left upper cover removal” on page 4-7. A B B C
4-30Service Manual 7510 Go Back Previous Next 4. Remove the standard media exit shift assembly. See “Standard media exit shift assembly removal” on page 4-28. 5. Remove the screw securing the bracket (A) to the standard media exit bin shift assembly. 6. Remove the bracket (A). 7. Release the hooks securing the switch (printer left door interlock) (B) to the bracket (A). 8. Remove the switch (printer left door interlock). Hooks A B Hooks Hooks A B Hooks
Repair information4-31 7510 Go Back Previous Next Sensor (standard media bin full) removal 1. Remove the rear cover assembly. See “Rear cover assembly removal” on page 4-5. Warning: Ensure that the rear left middle cover is removed before removing the rear left upper cover, or damage will occur. 2. Remove the rear left middle cover. See “Rear left middle cover removal” on page 4-6. 3. Remove the rear left upper cover. See “Rear left upper cover removal” on page 4-7. 4. Remove the standard media exit bin full actuator. See “Standard media exit bin full actuator removal” on page 4-28. 5. Remove the screw securing the bracket (A) to the machine. 6. Remove the bracket (A). 7. Release the hooks securing the sensor (standard bin full) (B) to the bracket (A). 8. Remove the sensor (standard bin full) (B). 9. Disconnect the connector from the sensor (standard media bin full) (B). Media feed unit assembly 1 removal 1. Remove the media tray 1. 2. Remove the printer left lower door assembly. See “Printer left lower door assembly removal” on page 4-8. 3. Disconnect the connector from the media feed unit assembly (A). 4. Remove the two screws securing the media feed unit assembly (A) to the machine. 5. Remove the media feed unit assembly (A). B A Connector Clamp A
4-32Service Manual 7510 Go Back Previous Next Sensor (media out) removal 1. Remove the printer left lower door assembly. See “Printer left lower door assembly removal” on page 4-8. 2. Remove the media feed unit assembly. See “Media feed unit assembly 1 removal” on page 4-31. 3. Remove the media feed unit assembly. See “Media feed lift motor removal” on page 4-120. 4. Remove the media out actuator. See “Media out actuator removal” on page 4-32. 5. Disconnect the connector from the sensor (media out) (A). 6. Release the hooks securing the sensor (media out) (A) to the media feed unit. 7. Remove the sensor (media out) (A). Media out actuator removal 1. Remove the media feed unit assembly. See “Media feed unit assembly 1 removal” on page 4-31. 2. Remove the media feed unit assembly. See “Media feed lift motor removal” on page 4-120. 3. Release the two bosses on the media out actuator (A) from the media feed unit assembly. Front Harness A Hooks Lower viewHook
Repair information4-33 7510 Go Back Previous Next 4. Remove the media out actuator (A). Front Bosses Lower viewA
4-34Service Manual 7510 Go Back Previous Next Sensor (media level) removal 1. Remove the printer left lower door assembly. See “Printer left lower door assembly removal” on page 4-8. 2. Remove the appropriate media feed unit assembly. See “Media feed unit assembly 1 removal” on page 4-31. 3. Disconnect the connector from the sensor (media level) (A). 4. Release the hooks securing the sensor (media level) (A) to the media feed unit. 5. Remove the sensor (media level) (A). Front Harness Hooks Lower viewA
Repair information4-35 7510 Go Back Previous Next Sensor (fuser exit) removal 1. Open the printer left door assembly. 2. Remove the E-clip securing the fuser exit roll assembly (A) to the machine. 3. Remove the bushing (B). 4. Remove the fuser exit roll assembly (A). 5. Remove the two screws securing the sensor (fuser exit) (C) to the machine. 6. Remove the sensor (fuser exit) (C). 7. Release the harness from the clamps. 8. Disconnect the connector from the sensor (fuser exit) (C). Replacement note: When replacing the sensor (fuser exit), ensure that any shims that may be present beneath the old sensor are placed beneath the new sensor. A B E-clip C
4-36Service Manual 7510 Go Back Previous Next Printer left door assembly removal 1. Remove the rear cover assembly. See “Rear cover assembly removal” on page 4-5. 2. Remove the rear left middle cover. See “Rear left middle cover removal” on page 4-6. 3. Remove the MPF feed unit assembly. See “MPF feed unit assembly removal” on page 4-8. 4. Remove the screw securing the connector access cover (A) to the machine. 5. Remove the connector access cover (A). 6. Disconnect the three connectors from the printer left door assembly (B). 7. Gently pull the harnesses through the hole in the machine frame. 8. Open the printer left door assembly (B). 9. Remove the front left cover. See “Front left cover removal” on page 4-9. 10. Remove the safety screw from the machine. 11. Detach the safety arm (C) from the machine. 12. Remove the C-clip from the machine. 13. Remove the support arm (D) from the machine. 14. Lower the printer left door assembly (B) to an approximate 75° angle as shown in the graphic. 15. Lift the printer left door assembly (B) up to remove it from the machine. 16. Remove the printer left door assembly (B). A Connectors
Repair information4-37 7510 Go Back Previous Next Replacement warning: When replacing the printer left door assembly (B), ensure that the black lines are aligned on the damper assembly (E), or the door will not properly operate. . BC-clip D C Safety screw Approximately 75° E Black line
4-38Service Manual 7510 Go Back Previous Next ‘ Replacement warning: When replacing the printer left door assembly (B), ensure that the duplex media exit turn guide (F) is held in its upper-most position, or the printer left door assembly (B) will not close properly. Printer left door damper removal 1. Remove the rear cover assembly. See “Rear cover assembly removal” on page 4-5. 2. Remove the rear left middle cover. See “Rear left middle cover removal” on page 4-6. 3. Remove the MPF feed unit assembly. See “MPF feed unit assembly removal” on page 4-8. 4. Remove the printer left door assembly. See “Printer left door assembly removal” on page 4-36. 5. Remove the E-clip securing the shaft (A) to the machine. 6. Remove the shaft (A). 7. Remove the printer left door damper idler gear (B). 8. Remove the screw securing the printer left door damper (C) to the machine. D F B