Lexmark X940e Owners Manual

							Diagnostic information2-45
7510
Go Back Previous
Next
7Check the duplex diverter gate solenoid for proper 
connection.
Is the above component properly connected?Replace the 
duplex media 
inverter assembly. 
Go to “Duplex 
media inverter 
assembly 
removal” on 
page 4-9.Replace the 
connection.
8Check the registration clutch for proper operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Registrat clutch.
Does the above component make an audible clicking sound 
when activated?Go to step 10. Go to step 9.
9Check the registration clutch for proper connection.
Is the registration clutch properly connected?Replace the 
registration clutch. 
Go to 
“Registration 
clutch removal” 
on page 4-47.Replace the 
connection.
10Check the Replace the K developer/transport drive motor 
assembly for proper operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch K developer/transport drive motor.
Does the above component operate properly?Go to step 12. Go to step 11.
11Check the K developer/transport drive motor assembly for 
proper connection.
Is the above component properly connected?Replace the K 
developer/
transport drive 
motor assembly. 
Go to “K 
developer / 
transport drive 
motor assembly 
removal” on 
page 4-106.Replace the 
connection. Step Check Yes No 
						

							2-46Service Manual 7510
Go Back Previous
Next
202.00 Sensor (fuser exit) lag jam 
12Perform a print test.
Does the error continue?Replace the lower 
printer engine card 
assembly.
Go to “Lower 
printer engine 
card assembly 
removal” on 
page 4-91.Problem solved.
Step Check Yes No
1Check the media position.
Does the media touch the sensor (fuser exit)?Remove the 
media.Go to step 2.
2Check the sensor (fuser exit) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch BASE SENSOR TEST.
3. Touch Media Path.
4. Touch Fuser exit.
Caution: The area around the actuator is very hot. Allow 
the fuser area to cool before proceeding. 
Does the display on the operator panel, change every time 
the sensing area of the above sensor is interrupted or 
blocked?Go to step 4. Go to step 3.
3Check the sensor (fuser exit) for proper connection.
Is the above component properly connected?Replace the 
sensor (fuser exit).
Go to “Sensor 
(fuser exit) 
removal” on 
page 4-35.Replace the 
connection.
4Check the duplex diverter gate solenoid for proper 
operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Duplex diverter gate solenoid.
Does the above component operate properly?Go to step 6. Go to step 5.
5Check the duplex diverter gate solenoid for proper 
connection.
Is the above component properly connected?Replace duplex 
media inverter 
assembly. 
Go to “Duplex 
media inverter 
assembly 
removal” on 
page 4-9.Replace the 
connection. Step Check Yes No 
						

							Diagnostic information2-47
7510
Go Back Previous
Next
230.00 Sensor (duplex wait) late jam (duplex media feed)
6Check the Replace the K developer/transport drive motor 
assembly for proper operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch K developer/transport drive motor.
Does the above component operate properly?Go to step 8. Go to step 7.
7Check the K developer/transport drive motor assembly for 
proper connection.
Is the above component properly connected?Replace the K 
developer/
transport drive 
motor assembly. 
Go to “K 
developer / 
transport drive 
motor assembly 
removal” on 
page 4-106.Replace the 
connection.
8Perform a print test.
Does the error continue?Replace the lower 
printer engine card 
assembly.
Go to “Lower 
printer engine 
card assembly 
removal” on 
page 4-91.Problem solved.
StepCheckYesNo
1Check the media position.
Does the media remain in standard media exit?Remove the media.Go to step 2.
2Check the duplex unit assembly rolls.
Are the duplex unit assembly rolls free of excess wear 
and contamination?Go to step 3.Clean or replace the 
duplex unit 
assembly.
Go to “Duplex unit 
assembly removal” 
on page 4-10.
3Check the sensor (duplex wait) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch DUPLEX TESTS.
3. Touch Sensor Test.
4. Touch Duplex wait.
Does the display on the operator panel, change every 
time the sensing area of the above sensor is interrupted 
or blocked?Go to step 5.Go to step 4. Step Check Yes No 
						

							2-48Service Manual 7510
Go Back Previous
Next
4Check the sensor (duplex wait) for proper connection. 
Is the above component properly connected?Replace the sensor 
(duplex wait).
Go to “Sensor 
(duplex wait) 
removal” on 
page 4-11.Replace the 
connection.
5Check the duplex diverter gate solenoid for proper 
operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Duplex diverter gate solenoid.
Does the above component operate properly?Go to step 7. Go to step 6.
6Check the duplex diverter gate solenoid for proper 
connection.
Is the above component properly connected?Replace duplex 
media inverter 
assembly. 
Go to “Duplex 
media inverter 
assembly removal” 
on page 4-9.Replace the 
connection.
7Check the duplex drive motor for proper operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Duplex drive motor.
Does the above component operate properly?Go to step 9. Go to step 8.
8Check the duplex drive motor for proper connection.
Is the above component properly connected?Replace duplex 
drive motor. 
Go to “Duplex drive 
motor removal” on 
page 4-13.Replace the 
connection.
StepCheckYesNo 
						

							Diagnostic information2-49
7510
Go Back Previous
Next
231.00 Sensor (registration) late jam (duplex feed)
9Check the duplex media inverter clutch for proper 
operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Registrat clutch.
Does the above component make an audible clicking 
sound when activated?Go to step 11. Go to step 10.
10Check the duplex media inverter clutch for proper 
connection.
Is the registration clutch properly connected?Replace the duplex 
media inverter 
assembly. 
Go to “Duplex 
media inverter 
assembly removal” 
on page 4-9.Replace the 
connection.
11Perform a 2 sided print test.
Does the error remain?Replace the duplex 
controller card 
assembly. 
Go to “Duplex 
controller card 
assembly removal” 
on page 4-14.
Go to step 12.Problem solved.
12Perform a 2 sided print test.
Does the error remain?Replace the lower 
printer engine card 
assembly.
Go to “Lower 
printer engine card 
assembly removal” 
on page 4-91.Problem solved.
StepCheckYesNo
1Check the media position.
Does the media remain in standard media exit?Remove the media.Go to step 2.
2Check the duplex unit assembly rolls.
Are the duplex unit assembly rolls free of excess wear 
and contamination?Go to step 3.Clean or replace the 
duplex unit 
assembly.
Go to “Duplex unit 
assembly removal” 
on page 4-10.
StepCheckYesNo 
						

							2-50Service Manual 7510
Go Back Previous
Next
3Check the sensor (registration) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch BASE SENSOR TESTS.
3. Touch Media Path.
4. Touch Registration.
Does the display on the operator panel, change every 
time the sensing area of the above sensor is interrupted 
or blocked?Go to step 5.Go to step 4.
4Check the sensor (registration) for proper connection. 
Is the above component properly connected?Replace the sensor 
(registration).
Go to “Sensor 
(registration) 
removal” on 
page 4-47.Replace the 
connection.
5Check the duplex diverter gate solenoid for proper 
operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Duplex diverter gate solenoid.
Does the above component operate properly?Go to step 7. Go to step 6.
6Check the duplex diverter gate solenoid for proper 
connection.
Is the above component properly connected?Replace duplex 
media inverter 
assembly. 
Go to “Duplex 
media inverter 
assembly removal” 
on page 4-9.Replace the 
connection.
7Check the duplex drive motor for proper operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Duplex drive motor.
Does the above component operate properly?Go to step 9. Go to step 8.
8Check the duplex drive motor for proper connection.
Is the above component properly connected?Replace duplex 
drive motor. 
Go to “Duplex drive 
motor removal” on 
page 4-13.Replace the 
connection.
StepCheckYesNo 
						

							Diagnostic information2-51
7510
Go Back Previous
Next
231.01 Sensor (registration) late jam (duplex media feed)
9Check the duplex media inverter clutch for proper 
operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Registrat clutch.
Does the above component make an audible clicking 
sound when activated?Go to step 11. Go to step 10.
10Check the duplex media inverter clutch for proper 
connection.
Is the registration clutch properly connected?Replace the duplex 
media inverter 
assembly. 
Go to “Duplex 
media inverter 
assembly removal” 
on page 4-9.Replace the 
connection.
11Perform a 2 sided print test.
Does the error remain?Replace the duplex 
controller card 
assembly. 
Go to “Duplex 
controller card 
assembly removal” 
on page 4-14.
Go to step 12.Problem solved.
12Perform a 2 sided print test.
Does the error remain?Replace the lower 
printer engine card 
assembly.
Go to “Lower 
printer engine card 
assembly removal” 
on page 4-91.Problem solved.
StepCheckYesNo
1Check the media position.
Does the media remain in standard media exit?Remove the media.Go to step 2.
2Check the duplex unit assembly rolls.
Are the duplex unit assembly rolls free of excess wear 
and contamination?Go to step 3.Clean or replace the 
duplex unit 
assembly.
Go to “Duplex unit 
assembly removal” 
on page 4-10.
StepCheckYesNo 
						

							2-52Service Manual 7510
Go Back Previous
Next
3Check the sensor (registration) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch BASE SENSOR TESTS.
3. Touch Media Path.
4. Touch Registration.
Does the display on the operator panel, change every 
time the sensing area of the above sensor is interrupted 
or blocked?Go to step 5.Go to step 4.
4Check the sensor (registration) for proper connection. 
Is the above component properly connected?Replace the sensor 
(registration).
Go to “Sensor 
(registration) 
removal” on 
page 4-47.Replace the 
connection.
5Check the duplex diverter gate solenoid for proper 
operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Duplex diverter gate solenoid.
Does the above component operate properly?Go to step 7. Go to step 6
6Check the duplex diverter gate solenoid for proper 
connection.
Is the above component properly connected?Replace duplex 
media inverter 
assembly. 
Go to “Duplex 
media inverter 
assembly removal” 
on page 4-9.Replace the 
connection.
7Check the duplex drive motor for proper operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Duplex drive motor.
Does the above component operate properly?Go to step 9. Go to step 8.
8Check the duplex drive motor for proper connection.
Is the above component properly connected?Replace duplex 
drive motor. 
Go to “Duplex drive 
motor removal” on 
page 4-13.Replace the 
connection.
StepCheckYesNo 
						

							Diagnostic information2-53
7510
Go Back Previous
Next
241.00 Sensor (tray 1 feed-out) late jam
9Check the duplex media inverter clutch for proper 
operation.
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Test.
4. Touch Registrat clutch.
Does the above component make an audible clicking 
sound when activated?Go to step 11. Go to step 10.
10Check the duplex media inverter clutch for proper 
connection.
Is the registration clutch properly connected?Replace the duplex 
media inverter 
assembly. 
Go to “Duplex 
media inverter 
assembly removal” 
on page 4-9.Replace the 
connection.
11Perform a 2 sided print test.
Does the error remain?Replace the duplex 
controller card 
assembly. 
Go to “Duplex 
controller card 
assembly removal” 
on page 4-14.
Go to step 12.Problem solved.
12Perform a 2 sided print test.
Does the error remain?Replace the lower 
printer engine card 
assembly.
Go to “Lower 
printer engine card 
assembly removal” 
on page 4-91.Problem solved.
Step Check Yes No
1Check the media condition. 
Is the media in the tray crumpled or damaged? 
Replace the 
damaged media 
with new.Go to step 2.
2Check the media size setup. 
Does the media size, in use, match the size set for tray 1?Go to step 3. Replace the 
media, or change 
the media size 
setup. 
StepCheckYesNo 
						

							2-54Service Manual 7510
Go Back Previous
Next
3Check the feed roll, separation roll, and pick roll for media 
tray 1.
Are the above components free of excess wear and 
contamination?Go to step 4. Clean or replace 
the feed roll, 
separating roll, or 
pick roll.
Go to “Feed roll 
removal” on 
page 4-115, 
“Separation roll 
removal” on 
page 4-117, and 
“Pick roll 
removal” on 
page 4-116.
4Check the media position.
Does the media touch the sensor (tray 1 feed-out)?Remove the 
media.Go to step 5.
5Check the sensor (tray 1 feed-out) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch INPUT TRAY TESTS.
3. Touch Sensor test.
4. Touch Tray 1.
5. Touch Feed-out.
Does the display on the operator panel, change every time 
the sensing area of the above sensor is interrupted or 
blocked?Go to step 7. Go to step 6.
6Check the sensor (tray 1 feed-out) for proper connection.
Is the above component properly connected?Replace the 
sensor (tray 1 
feed-out).Replace the 
connection. 
7Check the media feed lift motor in media tray 1 for proper 
operation. 
Caution: When performing motor tests, 
ensure that all cover and door interlock 
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer motor tests.
4. Touch Tray 1 media feed/lift motor.
Does the above component operate properly?Go to step 9. Skip to step 8. 
8Check the media feed lift motor for proper connection.
Is the above component properly connected? Replace the media 
feed lift motor. 
Go to “Media feed 
lift motor 
removal” on 
page 4-120.Replace the 
connection. 
9Perform a print test.
Does the error continue?Replace the lower 
printer engine card 
assembly.
Go to “Lower 
printer engine 
card assembly 
removal” on 
page 4-91.
Problem solved.
Step Check Yes No