Lexmark C 950 Service Manual
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Repair information 4-377 5058-030 Go Back Previous Next 5.Release the hooks securing the sensor (HCF media tray set) (A) to the unit. 6.Remove the sensor (HCF media tray set) (A). HCF sensor (tray 5 feedout) removal 1.Remove the HCF unit from the printer. 2.Remove the HCF right cover. 3.Open the HCF top door assembly. 4.Remove the two screws securing the bracket (B) to the unit. 5.Remove the bracket (B). 6.Disconnect the connector from the sensor (tray 5 feedout) (A). 7.Release the hooks securing the sensor (tray 5 feedout) (A) to the bracket (B). AFront Connector
4-378 Service Manual 5058-030 Go Back Previous Next 8.Remove the sensor (tray 5 feedout) (A). HCF separation drive gear kit removal 1.Remove the HCF media tray assembly from the printer. See “HCF media tray assembly removal” on page 4-370. 2.Remove the HCF feed unit. See “HCF feed unit removal” on page 4-366. 3.Remove the HCF feed lift motor. See “HCF feed lift motor removal” on page 4-364. 4.Remove the HCF lift feed gear bracket. See “HCF feed lift gear bracket removal” on page 4-364. 5.Remove the shaft (A) from the HCF lift feed gear bracket (B). Note: Bearing (C) may become detached. 6.Use a prying tool to remove the e-clip securing the separation gear -19 tooth (D) to shaft (A). 7.Remove the separation gear - 19 tooth (D). A B Connector
Repair information 4-379 5058-030 Go Back Previous Next 8.Remove the bushing (E). 9.Remove the separation gear - 25 tooth (F). HCF separation roll assembly removal 1.Open the HCF top door. 2.Open the HCF feed unit assembly. E-clip A B C D E F
4-380 Service Manual 5058-030 Go Back Previous Next 3.Push the two ends of the HCF separation roll assembly (A) inward, and move it upward in the direction of the arrow to release it from the HCF media feed unit assembly (B). 4.Remove the HCF separation roll assembly (A). Note: When removing the HCF separation roll assembly (A), do not touch the rubber surface. Note: Before re-installing the HCF separation roll assembly (A), do not touch the rubber surface. HCF separation roll shaft assembly removal 1.Remove the HCF media tray assembly. See “HCF media tray assembly removal” on page 4-370. 2.Remove the HCF media feed unit assembly. See “HCF feed unit removal” on page 4-366. 3.Remove the HCF feed lift motor. See “HCF feed lift motor removal” on page 4-364. 4.Remove the HCF feed lift gear bracket. See “HCF feed lift gear bracket removal” on page 4-364. 5.Remove the HCF separation roll assembly. See “HCF separation roll assembly removal” on page 4-379. Front B A
Repair information 4-381 5058-030 Go Back Previous Next 6.Remove the four screws securing the separation roll shaft assembly (A) to the media feed unit assembly (B). 7.Remove the separation roll shaft assembly (A). Note: The HCF media feed unit assembly (B) becomes detached from the separation roll shaft assembly (A) at the hinge point. Note: Before re-installing the separation roll shaft assembly (A), ensure the HCF media feed unit assembly (B) is re-attached at the two hinge points. HCF top cover removal 1.Pull out the HCF media tray. 2.Remove the four screws securing the HCF top cover (B). B A
4-382 Service Manual 5058-030 Go Back Previous Next 3.Remove the HCF top cover (B). HCF top door assembly removal 1.Remove the HCF unit from the printer. 2.Remove the HCF top cover. See “HCF top cover removal” on page 4-381. 3.Remove the HCF rear cover. See “HCF rear cover removal” on page 4-375. 4.Open the HCF top door assembly. 5.Remove the two screws securing the bracket (A) to the frame assembly (B). B
Repair information 4-383 5058-030 Go Back Previous Next 6.Remove the bracket (A). Note: When removing the bracket (A), leave the shaft (C) and the HCF top door spring R (D) attached to the top door assembly. 7.Lift the HCF top door (E) and remove the shaft (C) from the hole in the frame assembly (B). 8.Remove the HCF top door spring L (F) from the slot in the frame assembly (B). 9.Remove the HCF top door assembly. 10.Remove the shaft (C). 11.Remove the top door spring R (D). 12.Remove the top door spring L (F). DE A E C F Slot D-shaped hole B F Rear view A D-shaft
4-384 Service Manual 5058-030 Go Back Previous Next HCF transport motor removal 1.Remove the HCF unit from the printer. 2.Remove the HCF rear cover. See “HCF rear cover removal” on page 4-375. 3.Disconnect the connector from the HCF transport motor (A). 4.Release the harness from the clamp. 5.Remove the three screws securing the HCF transport motor (A) to the unit. 6.Remove the HCF transport motor (A). HCF transport roller kit removal 1.Remove the HCF unit from the printer. 2.Use needle nose pliers to remove the e-clip on the front side securing the HCF transport roller kit (A) to the unit. A Harness clamp Connector
Repair information 4-385 5058-030 Go Back Previous Next 3.Move the HCF transport shaft assembly (A) toward the rear in the direction of the arrow to remove it from the bearing (B). Note: The bearing (B) may become detached. Note: When removing the HCF transport roller kit (A), do not touch the rubber surface. Note: Before re-installing the HCF transport roller kit (A), do not touch the rubber surface. HCF tray lift gear bracket removal 1.Remove the HCF media tray assembly. See “HCF media tray assembly removal” on page 4-370. 2.Remove the two e-clips with a prying tool securing the plastic retainer (A). 3.Remove the plastic retainer (A). 4.Remove the media tray lift shaft gear 51T (B). 5.Remove the media tray lift gear 25/40/14T (C). A E-clip B
4-386 Service Manual 5058-030 Go Back Previous Next 6.Remove the three screws securing the HCF tray lift gear bracket (D) from the media tray. 7.Remove the HCF tray lift gear bracket (D). Note: Ensure that all gears rotate smoothly without binding. If necessary, loosen the three screws and adjust the HCF tray lift gear bracket (D). Sensor (HCF docking interlock) removal 1.Remove the HCF media tray. 2.Disconnect the connector from the sensor (HCF unit docking interlock) (A). A BC D