Lexmark C 950 Service Manual
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Repair information 4-87 5058-030 Go Back Previous Next 11.Remove the fuser driver PCBA cooling fan from the duct. Fuser driver PCBA removal 1.Remove the rear upper cover. See “Rear upper cover removal” on page 4-16. 2.Disconnect the input option cable (A).
4-88 Service Manual 5058-030 Go Back Previous Next 3.Remove the eight screws (B) securing the PCBA door to the machine. 4.Release the two clamps (C) to release the harness. 5.Swing the PCBA door open. 6.Remove the sub LVPS PCBA. See “Sub LVPS PCBA removal” on page 4-161.
Repair information 4-89 5058-030 Go Back Previous Next 7.Remove the four screws (D) securing the bracket to the machine. 8.Remove the bracket from the machine. 9.Disconnect the two cables (E) from the board. 10.Release the harness from the clamp (F).
4-90 Service Manual 5058-030 Go Back Previous Next 11.Release the clamp (G) from the card. 12.Remove the four screws (H) securing the fuser driver PCBA to the machine. 13.Remove the fuser driver PCBA.
Repair information 4-91 5058-030 Go Back Previous Next Fuser pressure roll retract motor removal 1.Remove the rear upper cover. See “Rear upper cover removal” on page 4-16. 2.Disconnect the input option cable (A). 3.Remove the eight screws (B) securing the PCBA door to the machine.
4-92 Service Manual 5058-030 Go Back Previous Next 4.Release the two clamps (C) to release the harness. 5.Swing the PCBA door open. 6.Disconnect the cable (D) from the fuser pressure roll retract motor.
Repair information 4-93 5058-030 Go Back Previous Next 7.Release the harness from the clamp. 8.Remove the three screws (E) securing the fuser pressure roll retract motor to the machine. 9.Remove the fuser pressure roll retract motor.
4-94 Service Manual 5058-030 Go Back Previous Next Fuser/lower redrive/1st BTR retract motor removal 1.Remove the rear upper cover. See “Rear upper cover removal” on page 4-16. 2.Disconnect the input option cable (A). 3.Remove the eight screws (B) securing the PCBA door to the machine.
Repair information 4-95 5058-030 Go Back Previous Next 4.Release the two clamps (C) to release the harness. 5.Swing the PCBA door open. 6.Remove the two cables (D). Warning: When disconnecting the two wire harnesses from the motor, make sure that the release hook is pressed or the connections will be damaged. 7.Remove the four screws (E) securing the fuser/lower redrive/1st BTR retract motor to the machine. 8.Remove the fuser/lower redrive/1st BTR retract motor from the machine. Inner plate removal 1.Remove the printer front door. See “Printer front door removal” on page 4-10. 2.Remove the transfer belt cleaner. See “Transfer belt cleaner removal” on page 4-175. 3.Remove the waste toner box.
4-96 Service Manual 5058-030 Go Back Previous Next 4.Remove the four photoconductor units. 5.Remove the four toner supplies. 6.Remove the operator panel front cover. 7.Remove the printhead retract door. See “Printhead retract door removal” on page 4-142. 8.Remove the inner cover. See “Inner cover removal” on page 4-3. 9.Remove the six screws (A) from the inner plate. 10.Remove the inner plate. Re-installation note: When replacing the inner plate, ensure that the posts on the toner augers are properly aligned with the plate, or the plate cannot be installed. Re-installation note: When replacing the inner plate, ensure that the plastic gates on each of the toner augers are pulled out and lowered to their lowest positions, or the plate cannot be installed. A