Lexmark X940e Owners Manual

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7. Remove the MPF media out actuator (B).
Sensor (MPF media out) removal 
1. Remove the rear cover assembly. See “Rear cover assembly removal” on page 4-5.
2. Remove the rear left middle cover. See “Rear left middle cover removal” on page 4-6.
3. Remove the MPF feed unit assembly. See “MPF feed unit assembly removal” on page 4-8.
4. Remove the two screws securing the upper frame cover (A).
5. Remove the upper frame cover (A).
6. Release the hooks...

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7. Remove the two MPF feed roll assemblies (C) by moving them outward in the direction of the arrows and 
lifting upwards.
Replacement note:  When replacing the MPF feed roll assemblies (C), do not touch the rubber surface.
Replacement note:  When replacing the MPF feed roll assemblies (C), ensure that the directional arrow is 
properly aligned.
Media feed lift motor removal
1. Remove the printer left lower door assembly. See “Printer left lower door...

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5. Remove the media feed lift motor (B). 
Switch (media size) removal
Note:  This procedure can be applied to tray 1 or tray 2 switch (media size). 
1. Remove media Tray 1 and media Tray 2. 
2. Remove one screw securing the switch (media size) (A) to the bracket inside the machine. 
3. Remove the connector from switch (media size) (A). 
4. Remove the switch (media size) (A). 
AB
Connector
Rear
BC
A Connector
Front 

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Scanner removals
Scanner unit assembly removal
1. Remove the platen cushion assembly. See “Platen cushion removal” on page 4-137.
2. Remove the ADF unit assembly. See “ADF unit assembly removal” on page 4-136.
3. Remove the operator panel assembly. See “Operator panel assembly removal” on page 4-126.
4. Disconnect all connections from the scanner unit assembly (A).
5. Remove the two rear screws securing the scanner unit assembly (A) to the machine.
6....

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Platen cushion removal
1. Open the ADF unit assembly.
2. Gently pull off the platen cushion (A) from the ADF.
Note:  Before reinstalling the platen cushion (A), position the ADF in its upright position, and place the 
platen cushion (A) on the large platen glass (B) flush with the left and top edges. Gently close the ADF to 
attach the platen cushion (A) to the ADF.
A
A
Platen guide
0.5+/-0.2mm
0.5+/-0.2mm 

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Large platen glass removal
1. Remove the two screws securing the large platen glass retainer (A) to the scanner unit assembly.
2. Remove the large platen glass retainer (A).
3. Gently lift the large platen glass (B) upward, and move it rightward in the direction of the arrow.
4. Remove the large platen glass (B).
Warning:  Do not drop the large platen glass (B), or damage will occur.
Note:  Avoid touching the underside of the large platen glass (B).
Note:...

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Scanner right cover removal
1. Remove the two screws securing the scanner right cover (A) to the scanner unit assembly.
2. Disengage the rear side of scanner right cover (A) from the scanner unit assembly, and shift the scanner 
right cover (A) rearward. 
3. Release the two hooks securing the front side of the scanner right cover (A), and remove the scanner right 
cover (A).
Scanner top rear cover removal 
1. Open the ADF left cover assembly.
2. Remove...

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Operator panel assembly removal 
Replacement warning:  In the event of replacement of any one of the following components:
•RIP card assembly
•Interconnect card assembly
Only replace one component at a time. Replace the required component, and perform a POR before replacing a 
second component listed above. If this procedure is not followed, the printer will be rendered inoperable. Never 
replace two or more of the components listed above without a POR...

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8. Remove the CCD card/lens assembly (E).
Note:  Ensure that the white connector is plugged into the sensor (platen length APS 1) (B).
Blue  connector
B
A
C
White
connector
E
D Connector 

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Scanner drive motor assembly removal
1. Remove the platen cushion assembly. See “Platen cushion removal” on page 4-137.
2. Remove the ADF unit assembly. See “ADF unit assembly removal” on page 4-136.
3. Remove the ADF front cover assembly. See “ADF front cover assembly removal” on page 4-138.
4. Remove the ADF rear cover. See “ADF rear cover removal” on page 4-138.
5. Remove the ADF left cover assembly. See “ADF left cover assembly removal” on page 4-139....