Lexmark C 950 Service Manual

							Repair information 4-187
  5058-030
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3.Remove the four screws (A).
4.Remove the upper redrive assembly.
5.Disconnect the cables (B). 
						

							4-188  Service Manual 5058-030  
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Waste toner agitator 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 4-189
  5058-030
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4.Release the two clamps (C) to release the harness.
5.Swing the PCBA door open.
6.Pull the main power GFI interface out of the machine, and swing it out of the way. See the “Main power 
GFI interface removal” on page 4-116.
Note:  The cables do not have to be removed from the main power GFI interface to remove this part. 
7.Remove the PC/developer drive motor. See the “PC/developer drive motor removal” on page 4-135.
8.Disconnect the cable (D) from the waste toner agitator motor.
9.Release the harness from the clamp (E).
10.Remove the two screws (F) securing the motor cover to the machine.
11.Remove the motor cover. 
						

							4-190  Service Manual 5058-030  
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12.Remove the e-clip.
13.Remove the actuator gear.
14.Remove the plastic bushing (G). 
						

							Repair information 4-191
  5058-030
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15.Remove the three screws (H) securing the waste toner agitator motor to the machine.
16.Remove the waste toner agitator motor.
Waste toner auger chute 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.Remove the four photoconductor units.
5.Remove the four toner supplies.
6.Remove the operator panel left cover. 
7.Remove the operator panel right cover. 
8.Remove the operator panel front cover. 
9.Remove the printhead retract door. See “Printhead retract door removal” on page 4-142.
10.Remove the inner cover. See “Inner cover removal” on page 4-3.
11.Remove the ATC sensor PCB bracket. See “ATC sensor PCB bracket removal” on page 4-25.
12.Remove the three screws (A) from the waste toner auger chute.
A 
						

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13.Remove the waste toner auger chute.
Re-installation warning: When replacing the waste toner auger chute, ensure that the four plastic gates on the 
four toner add chutes are in the closed position or damage will occur to the foam gaskets on the waste toner 
auger chute. 
Re-installation warning: When replacing the waste toner auger chute, ensure that the four developer housing 
harnesses are properly routed and do not become pinched.
Re-installation warning: After the waste toner auger chute has bee re-installed, ensure that the four plastic 
gates are moved to the open position or the inner cover will not properly re-install.  
						

							Repair information 4-193
  5058-030
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Waste toner sensor guide removal
1.Remove the printer right side cover. See “Printer right cover removal” on page 4-11.
2.Remove the four screws (A) securing the bracket to the machine.
3.Remove the bracket.
4.Remove the four screws (B) securing the waste toner sensor guide to the machine. 
5.Disconnect the two cables (C) from the waste toner sensor guide.  
						

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6.Remove the harness clamp (D) from the waste toner sensor guide.
7.Remove the waste toner sensor guide.
Waste toner shaft gate 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.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 ATC sensor PCB bracket. See “ATC sensor PCB bracket removal” on page 4-25.
10.Remove the waste toner add chute. See the “Waste toner auger chute removal” on page 4-191.
11.Remove the printer right side cover. See “Printer right cover removal” on page 4-11.
12.Remove the LVPS subfan guide. See “LVPS front fan guide removal” on page 4-108.
13.Remove the waste toner sensor guide. See “Waste toner sensor guide removal” on page 4-193.
14.Remove the LVPS PCBA. See the “LVPS PCBA removal” on page 4-109
15.Remove the main power GFI interface. See the “Main power GFI interface removal” on page 4-116.
16.Remove the PC/developer drive motor. See the “PC/developer drive motor removal” on page 4-135.
17.Remove the waste toner agitator motor. See the “Waste toner agitator motor removal” on page 4-188. 
						

							Repair information 4-195
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18.Lift the tab securing the plastic cover to the machine.
19.Swing the plastic cover out of the machine and allow it to hang by the harness.
20.Remove the e-clip (A) securing the 31T gear (B).
21.Remove the 31T gear.
22.Remove the 29T gear (C). 
						

							4-196  Service Manual 5058-030  
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23.Remove the e-clip (D) securing the waste toner shaft gate to the machine.
24.Remove the two screws (E) securing the waste toner gear bracket (F) to the machine.
25.Remove the waste toner gear bracket.
26.Remove the waste toner shaft gate.
Y toner auger 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.Remove the four photoconductor units.
5.Remove the four toner supplies.
6.Remove the operator panel front cover.