Lexmark X 204 Service Manual

Repair information4-39
7011-2xx / 3xx
5.Remove three screws (A) that secure the printhead to the cross brace, and lift the printhead out.
Note:  Notice the alignment of the printhead at each screw before removing the screws. 
Note:  Printer registration must be set after replacing the printhead. See “Registration” on page 3-3.
Note:  If you are replacing printhead part number 40X5776, you will also need to perform the electronic 
printhead adjustment prodedure. See “Printhead assembly electronic...

4-40Service Manual 7011-2xx / 3xx
Transfer roll removal
Note:  Handle the transfer roll as little as possible.
1.Open the front access cover. 
2.Place a sheet of paper around the transfer roll to protect it.
3.At the right side of the transfer roll, squeeze the holder arms with the left hand while lifting with the right. 
Stop when the holder is unlatched.
4.At the left side of the transfer roll, squeeze the holder arms with the right hand while lifting with the left 
hand. Stop when the left holder is...

Repair information4-41
7011-2xx / 3xx
Transport motor cable removal
1.Remove the right cover. See “Right side cover removal” on page 4-7 for more information.
2.Unplug the transport motor cable (XPRT) at J19. 
3.Remove the LVPS/HVPS card assembly. See “LVPS/HVPS card assembly removal” on page 4-29 for 
more information.
4.Extract the cable through the side frame, leaving it free at the opening above the LVPS/HVPS. 
5.Remove the fuser. See“Fuser removal” on page 4-23 for more information.
6.Extract the...

4-42Service Manual 7011-2xx / 3xx
Scanner ADF paper tray removal
1.Grasp the rear of the tray.
2.Pull the tray up and out.
3.Remove the input tray from the MFP. 

Repair information4-43
7011-2xx / 3xx
Scanner ADF top cover removal
1.Insert a screwdriver between the ADF mechanism housing and the ADF top cover.
2.Create a gap between the ADF mechanism and top cover by gently prying with the screw driver.
3.Pull the ADF top cover back. 

4-44Service Manual 7011-2xx / 3xx
Scanner ADF pick roll assembly removal
1.Open the ADF top cover.
2.Lift the retainer lever to unlock the separator roll from the ADF mechanism.
3.Lift the separator roll upward.
4.Remove the ADF separator roll from the MFP. 

Repair information4-45
7011-2xx / 3xx
ADF separator pad removal
1.Remove the ADF separator pad. See “ADF separator pad removal” on page 4-45.
2.Use a small screw driver or spring hook to carefully remove the white nylon clip (A) which fastens the pad 
to the ADF unit.
3.Remove the clear mylar sheet (B).
4.Pull the separator pad (B) up and back removing it from the two anchors (C) at the rear of the pad. 

4-46Service Manual 7011-2xx / 3xx
ADF assembly removal
1.Remove the screw (A) that secures the ADF cable housing cover to the ADF assembly.
2.Disconnect the ADF cable from the ADF unit. 

Repair information4-47
7011-2xx / 3xx
3.Lift the ADF unit up and away from the flatbed.
Note:  The scanner registration must be set after replacing the ADF assembly. See “Scanner Manual 
Registration” on page 3-20.
ADF cable removal
1.Remove ADF. See “ADF assembly removal” on page 4-46.
2.Disconnect the ADF cable from J2 on the controller board.
3.Remove flatbed. See “Flatbed removal” on page 4-48.
4.Route the ADF cable through the flatbed assembly. (Art Here) 

4-48Service Manual 7011-2xx / 3xx
Flatbed removal
1.Remove the right cover. See “Right side cover removal” on page 4-7.
2.Disconnect the flatbed motor cable (A), home sensor cable (B), ADF cable (C), and the CIS cable (D) from 
the controller board.
3.Disconnect the ADF ground wire from the printer frame.
4.Carefully disconnect the CIS cable from the top cover.