Lexmark C 950 Service Manual

							Repair information 4-137
  5058-030
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10.Disconnect the ten cables (E).
11.Release the two latches securing the two harness guides to the machine.
12.Move the two harness guides away from main drive motor.  
						

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13.Remove the six screws (G) securing the PC/developer drive motor to the machine.
14.Remove the PC developer drive motor from the machine. 
Pick roller removal
1.Remove the appropriate media tray. See “Printer tray 1 feeder removal” on page 4-141, “Tray module 
media feeder removal” on page 4-212, “TTM tray 4 media feeder removal” on page 4-225, or “TTM 
tray 3 feeder removal” on page 4-221.
2.Slide the plastic media guide toward the front of the machine. 
						

							Repair information 4-139
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3.Release the hook (A) on each of the three pick rollers.
4.Slide the pick rollers off of the shaft to remove.
Printer left duplex door assembly removal
1.Remove the left rear lower cover. See “Left rear lower cover removal” on page 4-6.
2.Remove the MPF tray feeder. See “MPF tray feeder removal” on page 4-125.
3.Remove the e-clip securing the rear plastic support strap to the printer left duplex door assembly.
4.Remove the rear plastic support strap.
5.Rotate the front plastic support strap 90 degrees and remove it from the machine.
6.Disconnect the harness from the clamps (A).
7.Disconnect the cable (B). 
						

							4-140  Service Manual 5058-030  
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8.Lift the printer left duplex door assembly straight up to detach it from the machine.
9.Remove the printer left duplex door assembly.
Printer media turn guide removal
1.Remove the left rear lower cover. See “Left rear lower cover removal” on page 4-6.
2.Remove the MPF tray feeder. See “MPF tray feeder removal” on page 4-125.
3.Open the printer left duplex door. 
4.Loosen the screw (A) on the front of the printer media turn guide. 
						

							Repair information 4-141
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5.Detach the front of the printer media turn guide, and then detach the back of the printer media turn guide.
6.Remove the printer media turn guide.
Printer tray 1 feeder removal
1.Pull the media tray 1 out from the machine. 
2.Remove the left rear lower cover. See “Left rear lower cover removal” on page 4-6.
3.Remove the MPF tray feeder. See “MPF tray feeder removal” on page 4-125.
4.Remove the printer media turn guide. See “Printer media turn guide removal” on page 4-140.
5.Remove the registration transport roller. See “Registration/transport roller assembly removal” on 
page 4-146.
6.Disconnect the cable (A).
7.Release the two harness from the clamps (B).
8.Remove the two screws (C). 
						

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9.Remove the printer tray 1 feeder.
Printhead retract door removal
1.Open the front door.
2.Rotate the transfer belt lever counterclockwise to the unlock position. 
						

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3.Remove the two screws (A) from the printhead retract door.
4.Press the latch to release the door.
A 
						

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5.Remove the printhead retract door.
Registration drive motor removal
1.Remove the rear upper cover. See “Rear upper cover removal” on page 4-16.
2.Disconnect the input option cable (A). 
						

							Repair information 4-145
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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 media transport/MPF drive motor. See the “Media transport/MPF drive motor removal” on 
page 4-121. 
						

							4-146  Service Manual 5058-030  
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7.Disconnect the two cables (D).
8.Remove the four screws (E) securing the registration drive motor to the machine.
9.Remove the registration drive motor.
Registration/transport roller assembly removal
1.Remove the left rear lower cover. See “Left rear lower cover removal” on page 4-6.
2.Remove the MPF tray feeder. See “MPF tray feeder removal” on page 4-125.
3.Open the printer left duplex door assembly.
4.Remove the e-clip securing the rear plastic support strap to the printer left duplex door assembly.
5.Remove the rear plastic support strap.
6.Rotate the front plastic support strap 90 degrees and remove it from the machine.