Lexmark X940e Owners Manual

Repair information4-149
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ADF feed/pick roll assembly removal
Warning:  Do not touch the rubber surface of the feed roll or the pick roll.
1. Turn the machine off.
Warning:  To reduce the chance of pick roll position errors and mechanical misalignments, ensure that the 
machine is turned off when replacing the ADF feed/pick roll assembly.
2. Open the ADF left cover assembly.
3. Remove the ADF left cover media guide. See “ADF left cover media guide removal” on page 4-151.
Note:...

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Document set actuator removal
1. Open the ADF left cover assembly.
2. Remove the ADF left cover media guide. See “ADF left cover media guide removal” on page 4-151.
3. Gently pry the document set actuator (A) from the ADF left cover assembly.
4. Remove the document set actuator (A).
C
B
AE
D
F
Set gate
Plate
AA 

Repair information4-151
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ADF left cover media guide removal
1. Open the ADF left cover assembly.
2. Remove the screw securing the ADF left cover media guide (A).
3. Lift the ADF left cover media guide (A) upward, then remove the two bosses from the slot, and remove the 
two tabs from the holes.
4. Remove the ADF left cover media guide (A).
Replacement note:  Before reinstalling the ADF left cover media guide (A), ensure that the two bosses and 
two tabs are correctly installed,...

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12. Remove the harness from the harness guide (C).
Switch (ADF left cover interlock) removal
1. Open the ADF left cover assembly.
2. Remove the ADF front cover assembly. See “ADF front cover assembly removal” on page 4-138.
3. Remove the screw and washer securing the switch (ADF left cover interlock) (A).
4. Disconnect the two connections to the switch (ADF left cover interlock) (A) with needle nose pliers. 
5. Remove the switch (ADF left cover interlock)....

Repair information4-153
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Sensor (ADF width APS 1) removal
1. Open the ADF left cover assembly.
2. Lift the separation roll guide assembly to its uppermost position.
3. Remove the actuator/media guide assembly. See “Actuator/media guide assembly removal” on 
page 4-159.
4. Remove the two screws securing the sensor mount (A) to the ADF.
5. Slide the sensor mount (A) from the underside of the ADF transport roll (B), and move it to the position in 
which the required sensor is...

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Sensor (ADF width APS 2) removal
1. Open the ADF left cover assembly.
2. Lift the separation roll guide assembly to its uppermost position.
3. Remove the actuator/media guide assembly. See “Actuator/media guide assembly removal” on 
page 4-159.
4. Remove the two screws securing the sensor mount (A) to the ADF.
5. Slide the sensor mount (A) from the underside of the ADF transport roll (B), and move it to the position in 
which the required sensor is easily...

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Sensor (ADF width APS 3) removal
1. Open the ADF left cover assembly.
2. Lift the separation roll guide assembly to its uppermost position.
3. Remove the actuator/media guide assembly. See “Actuator/media guide assembly removal” on 
page 4-159.
4. Remove the two screws securing the sensor mount (A) to the ADF.
5. Slide the sensor mount (A) from the under of the ADF transport roll (B), and move it to the position in which 
the required sensor is easily...

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Sensor (ADF registration) removal 
1. Open the ADF left cover assembly.
2. Lift the separation roll guide assembly to its uppermost position.
3. Remove the actuator/media guide assembly. See “Actuator/media guide assembly removal” on 
page 4-159.
4. Remove the two screws securing the sensor mount (A) to the ADF.
5. Slide the sensor mount (A) from the underside of the ADF transport roll (B), and move it to the position in 
which the required sensor is easily...

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Sensor (ADF pre-registration) removal
1. Open the ADF left cover assembly.
2. Lift the separation roll guide assembly to its uppermost position.
3. Remove the actuator/media guide assembly. See “Actuator/media guide assembly removal” on 
page 4-159.
4. Remove the two screws securing the sensor mount (A) to the ADF.
5. Slide the sensor mount (A) from the underside of the ADF transport roll (B), and move it to the position in 
which the required sensor is...

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Sensor (ADF inverter) removal 
1. Open the ADF left cover assembly.
2. Lift the separation roll guide assembly to its uppermost position.
3. Remove the actuator/media guide assembly. See “Actuator/media guide assembly removal” on 
page 4-159.
4. Remove the two screws securing the sensor mount (A) to the ADF.
5. Slide the sensor mount (A) from the underside of the ADF transport roll (B), and move it to the position in 
which the required sensor is easily...