Lexmark C 950 Service Manual

							Diagnostic information 2-121
  5058-030
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245.01 Sensor (tray 5 feed out) static jam
8Check the tray module upper 
transport motor for proper 
operation.
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 1TM/3TM/TTM upper 
transport motor.
 Does the above component 
operate properly?
Go to step 10.Go to step 9.
9Check the tray module upper 
transport motor for proper 
connection.
 Is the above component 
properly connected?
Replace the tray module upper 
transport motor. Go to “Tray module upper transport motor removal” on page 4-218.
Replace the connections.
10Check the the tray module 
controller PCBA for proper 
connection.
 Is the above component 
properly connected?
Replace the tray module 
controller PCBA. Go to “Tray module controller PCBA removal” on page 4-209.
Go to step 11.
Replace the connections.
11POR the machine, and perform a 
print test. Go to “PRINT TESTS” on page 3-22.
 Does the error continue?
Replace the lower engine PCBA.
Go to “Lower engine PCBA removal” on page 4-101.
Problem resolved
12POR the machine, and perform a 
print test. Go to “PRINT TESTS” on page 3-22.
 Does the error continue?
Replace the upper printer engine 
PCBA.
Go to “Upper printer engine PCBA removal” on page 4-184.
Problem resolved
StepAction and questionsYesNo
1Check the media path.
 Is the media path free of any 
media fragments?
Go to step 2.Remove any media or media 
fragments.
2Check the sensor (tray 5 feed 
out) for proper connection.
 Is the above component 
properly connected?
Clean or replace the sensor (tray 
5 feed out). Go to “HCF sensor (tray 5 feedout) removal” on page 4-451.
Replace the connection.
Step Action and questions Yes No 
						

							2-122  Service Manual 5058-030  
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245.03 Sensor (tray 5 feed out) late jam
3Check the connection between 
the lower engine PCBA and the 
tray module controller PCBA.
 Are the above components 
properly connected?
Replace the tray module 
controller PCBA.
Go to “HCF controller card PCBA removal” on page 4-437.
Go to step 4.
Replace the connections.
4POR the machine, and perform a 
print test. Go to “PRINT TESTS” on page 3-26.
 Does the error continue?
Replace the upper printer engine 
PCBA.
Go to “Upper printer engine PCBA removal” on page 4-193.
Problem resolved
StepAction and questionsYesNo
1Check the media path.
 Is the media path free of any 
media fragments?
Go to step 2.Remove any media or media 
fragments.
2Check the feed rollers for wear.
 Is the above component free of 
excess wear and damage?
Go to step 3.Replace the feed rollers. 
Go to “HCF feed roll assembly removal” on page 4-439.
3Check the transport rollers for 
wear.
 Is the above component free of 
excess wear and damage?
Go to step 4.Replace the transport rollers. 
Go to “HCF transport roller kit removal” on page 4-457.
4Check the sensor (tray 5 feed 
out) for proper connection.
 Is the above component 
properly connected?
Clean or replace the sensor (tray 
5 feed out). Go to “HCF sensor (tray 5 feedout) removal” on page 4-451.
Replace the connection.
5Check the HCF feed/lift motor for 
proper operation.
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 HCF feed/lift motor 
(feed).
5. Touch HCF feed/lift motor 
(lift).
 Does the above component 
operate properly?
Go to step 7.Go to step 6.
Step Action and questions Yes No 
						

							Diagnostic information 2-123
  5058-030
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245.06 Sensor (tray 5 feed out) lag jam
6Check the HCF feed lift motor for 
proper connection.
 Is the above component 
properly connected?
Replace the HCF feed lift motor. 
Go to “HCF feed lift motor removal” on page 4-438.
Replace the connections.
7Check the HCF transport motor 
for proper operation.
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 HCF transport motor.
 Does the above component 
operate properly?
Go to step 9.Go to step 8.
8Check the HCF transport motor 
for proper connection.
 Is the above component 
properly connected?
Replace the HCF transport 
motor. Go to “HCF transport motor removal” on page 4-457.
Replace the connections.
9Check the the HCF controller 
card PCBA for proper connection.
 Is the above component 
properly connected?
Replace the HCF controller card 
PCBA. Go to “HCF controller card PCBA removal” on page 4-437.
Go to step 10.
Replace the connections.
10POR the machine, and perform a 
print test. Go to “PRINT TESTS” on page 3-26.
 Does the error continue?
Replace the upper printer engine 
PCBA.
Go to “Upper printer engine PCBA removal” on page 4-193.
Problem resolved
StepAction and questionsYesNo
1Check the media path.
 Is the media path free of any 
media fragments?
Go to step 2.Remove any media or media 
fragments.
2Check the feed rollers for wear.
 Is the above component free of 
excess wear and damage?
Go to step 3.Replace the feed roll assembly. 
Go to “HCF feed roll assembly removal” on page 4-439.
Step Action and questions Yes No 
						

							2-124  Service Manual 5058-030  
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245.56 Sensor (tray 5 feed out) late jam (80K interval exceeded for feed rolls)
3Check the sensor (tray 5 feed 
out) for proper connection.
 Is the above component 
properly connected?
Clean or replace the sensor (tray 
5 feed out). Go to “HCF sensor (tray 5 feedout) removal” on page 4-451.
Replace the connection.
4Check the HCF transport motor 
for proper operation.
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 HCF transport motor.
 Does the above component 
operate properly?
Go to step 6.Go to step 5.
5Check the HCF transport motor 
for proper connection.
 Is the above component 
properly connected?
Replace the HCF transport 
motor. Go to “HCF transport motor removal” on page 4-457.
Replace the connections.
6Check the the HCF controller 
card PCBA for proper connection.
 Is the above component 
properly connected?
Replace the HCF controller card 
PCBA. Go to “HCF controller card PCBA removal” on page 4-437.
Go to step 7.
Replace the connections.
7POR the machine, and perform a 
print test. Go to “PRINT TESTS” on page 3-26.
 Does the error continue?
Replace the upper printer engine 
PCBA.
Go to “Upper printer engine PCBA removal” on page 4-193.
Problem resolved
StepAction and questionsYesNo
1Check the media path.
 Is the media path free of any 
media fragments?
Go to step 2.Remove any media or media 
fragments.
2Check the feed/pick rollers for 
wear.
 Is the above component free of 
excess wear and damage?
Go to step 3.Replace the feed/pick rollers. 
Go to “HCF feed roll assembly removal” on page 4-439.
Step Action and questions Yes No 
						

							Diagnostic information 2-125
  5058-030
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3Check the transport rollers for 
wear.
 Is the above component free of 
excess wear and damage?
Go to step 4.Replace the transport rollers. 
Go to “HCF transport roller kit removal” on page 4-457.
4Check the sensor (tray 5 feed 
out) for proper connection.
 Is the above component 
properly connected?
Clean or replace the sensor (tray 
5 feed out). Go to “HCF sensor (tray 5 feedout) removal” on page 4-451.
Replace the connection.
5Check the HCF feed/lift motor for 
proper operation.
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 HCF feed/lift motor 
(feed).
5. Touch HCF feed/lift motor 
(lift).
 Does the above component 
operate properly?
Go to step 7.Go to step 6.
6Check the HCF feed lift motor for 
proper connection.
 Is the above component 
properly connected?
Replace the HCF feed lift motor. 
Go to “HCF feed lift motor removal” on page 4-438.
Replace the connections.
7Check the HCF transport motor 
for proper operation.
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 HCF transport motor.
 Does the above component 
operate properly?
Go to step 9.Go to step 8.
8Check the HCF transport motor 
for proper connection.
 Is the above component 
properly connected?
Replace the HCF transport 
motor. Go to “HCF transport motor removal” on page 4-457.
Replace the connections.
Step Action and questions Yes No 
						

							2-126  Service Manual 5058-030  
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245.56 Sensor (HCF feed out) late jam
9Check the the HCF controller 
card PCBA for proper connection.
 Is the above component 
properly connected?
Replace the HCF controller card 
PCBA. Go to “HCF controller card PCBA removal” on page 4-437.
Go to step 10.
Replace the connections.
10POR the machine, and perform a 
print test. Go to “PRINT TESTS” on page 3-26.
 Does the error continue?
Replace the upper printer engine 
PCBA.
Go to “Upper printer engine PCBA removal” on page 4-193.
Problem resolved
StepAction and questionsYesNo
1Check the media path.
 Is the media path free of any 
media fragments?
Go to step 2.Remove any media or media 
fragments.
2Check the feed rollers for wear.
 Is the above component free of 
excess wear and damage?
Go to step 3.Replace the HCF feed rollers. 
Go to “HCF feed roll assembly removal” on page 4-365.
3Check the transport rollers for 
wear.
 Is the above component free of 
excess wear and damage?
Go to step 4.Replace the HCF transport 
rollers. 
Go to “HCF transport roller kit removal” on page 4-384.
4Check the sensor (tray 4 feed 
out) for proper connection.
 Is the above component 
properly connected?
Clean or replace the sensor (tray 
4 feed out). Go to “Sensor (tray module feedout) removal” on page 4-203.
Replace the connection.
5Check the HCF feed/lift motor for 
proper operation.
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 HCF feed/lift motor 
(feed).
5. Touch HCF feed/lift motor 
(lift).
 Does the above component 
operate properly?
Go to step 7.Go to step 6.
Step Action and questions Yes No 
						

							Diagnostic information 2-127
  5058-030
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250.05 Sensor (MPF feed out) lag jam
6Check the HCF feed lift motor for 
proper connection.
 Is the above component 
properly connected?
Replace the HCF feed lift motor. 
Go to “HCF feed lift motor removal” on page 4-364.
Replace the connections.
7Check the HCF transport motor 
for proper operation.
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 HCF transport motor.
 Does the above component 
operate properly?
Go to step 9.Go to step 8.
8Check the HCF transport motor 
for proper connection.
 Is the above component 
properly connected?
Replace the HCF transport 
motor. Go to “HCF transport motor removal” on page 4-384.
Replace the connections.
9Check the the HCF controller 
card PCBA for proper connection.
 Is the above component 
properly connected?
Replace the HCF controller card 
PCBA. Go to “HCF controller card PCBA removal” on page 4-363.
Go to step 10.
Replace the connections.
10POR the machine, and perform a 
print test. Go to “PRINT TESTS” on page 3-22.
 Does the error continue?
Replace the upper printer engine 
PCBA.
Go to “Upper printer engine PCBA removal” on page 4-184.
Problem resolved
StepAction and questionsYesNo
1Check the media path.
 Is the media path free of any 
media fragments?
Go to step 2.Remove any media or media 
fragments.
2Check the MPF rollers for wear.
 Is the MPF feed/pick roller 
assembly free of excess wear?
Go to step 3.Replace the MPF feed roller. Go 
to “MPF roller removal” on page 4-124.
Step Action and questions Yes No 
						

							2-128  Service Manual 5058-030  
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3Check the sensor (MPF feed out) 
for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch PRINTER SENSOR 
TESTS.
4. Touch Sensor (MPF 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 5.Go to step 4.
4Check the sensor (MPF feed out) 
for proper connection.
 Is the above component 
properly connected?
Replace the sensor (MPF feed 
out). Go to “MPF tray feeder removal” on page 4-125.
5Check the registration drive 
motor for proper operation.
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 Registration motor.
 Does the above component 
operate properly?
Go to step 7.Go to step 6.
6Check the registration drive 
motor for proper connection.
 Is the above component 
properly connected?
Replace the registration drive 
motor. Go to “Registration drive motor removal” on page 4-144.
Replace the connections.
Step Action and questions Yes No 
						

							Diagnostic information 2-129
  5058-030
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7Check the 2nd transfer roller 
retract motor for proper 
operation.
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 2nd transfer roller 
retract motor (contracted).
5. Touch 2nd transfer roller 
retract motor (retracted).
 Does the above component 
operate properly?
Go to step 9.Go to step 8.
8Check the 2nd transfer roller 
retract motor for proper 
connection.
 Is the above component 
properly connected?
Replace the printer left duplex 
door assembly.
Go to “Printer left duplex door assembly removal” on page 4-139.
Replace the connection.
9Check the fuser motor for proper 
operation.
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 Fuser/lower redrive/
1st transfer retract motor.
 Does the above component 
operate properly?
Go to step 11.Go to step 10.
10Check the fuser motor for proper 
connection.
 Is the above component 
properly connected?
Replace the fuser motor. 
Go to “Fuser/lower redrive/1st BTR retract motor removal” on page 4-94.
Replace the connection.
Step Action and questions Yes No 
						

							2-130  Service Manual 5058-030  
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11Check the media transport/MPF 
drive motor assembly for proper 
operation.
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 MPF feed/lift motor 
(feed).
5. Touch MPF feed/lift motor 
(pick).
 Does the above component 
operate properly?
Go to step 13.Go to step 12.
12Check the media transport/MPF 
drive motor assembly for proper 
connection.
 Is the above component 
properly connected?
Replace the media transport/MPF 
drive motor assembly. 
Go to “Media transport/MPF drive motor removal” on page 4-121.
Replace the connection.
13Check the registration clutch for 
proper operation.
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 Registration clutch.
 Does the above component 
operate properly?
Go to step 15.Go to step 14.
14Check the registration clutch for 
proper connection.
 Is the above component 
properly connected?
Replace the registration/transport 
roller assembly. 
Go to “Registration/transport roller assembly removal” on page 4-146.
Replace the connection.
15POR the machine.
 Does the error continue?
Replace the lower engine PCBA.
Go to “Lower engine PCBA removal” on page 4-101.
Problem resolved
Step Action and questions Yes No