Lexmark C 950 Service Manual

							Diagnostic information 2-171
  5058-030
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Next381.35 Sensor (booklet knife folding) failure
10Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the finisher PCBA. Go to “Finisher PCBA removal” on page 4-285.
Problem resolved
StepAction and questionsYesNo
1Check the booklet unit interface 
connector assembly.
 Is the above component free of 
damage?
Go to step 2.Replace the booklet unit interface 
contact.
2Check the main connector on the 
booklet unit sensor interface 
cable assembly.
 Is the above component free of 
damage?
Go to step 3.Replace the booklet sensor 
interface cable assembly. 
3Check the main connector on the 
booklet unit motor interface cable 
assembly.
 Is the above component free of 
damage?
Go to step 4.Replace the booklet motor 
interface cable assembly. 
4Check the sensor (booklet knife 
folding) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (booklet knife 
folding).
 Does the display on the 
operator panel change every 
time the sensing area of the 
above sensor is interrupted or 
blocked?
Go to step 6.Go to step 5.
5Check the sensor (booklet knife 
folding).
 Is the above component 
properly connected?
Replace the sensor (booklet knife 
folding). Go to “Sensor (booklet knife folding) removal” on page 4-392.
Replace the connection.
Step Action and questions Yes No 
						

							2-172  Service Manual 5058-030  
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381.36 Booklet unit fail
6Check the booklet folding/exit 
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 FINISHER MOTOR 
TESTS.
4. Touch Booklet folding/exit 
motor.
 Does the above component 
operate properly?
Go to step 8.Go to step 7.
7Check the booklet folding/exit 
motor.
 Is the above component 
properly connected?
Replace the booklet folding/exit 
drive motor assembly. Go to 
“Booklet folding/exit drive motor assembly removal” on page 4-258.
Replace the connection.
8Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the booklet controller 
card assembly. Go to “Booklet controller card assembly removal” on page 4-254.
Problem resolved
9Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the finisher PCBA. Go to “Finisher PCBA removal” on page 4-285.
Problem resolved
StepAction and questionsYesNo
1Check the booklet unit interface 
connector assembly.
 Is the above component free of 
damage?
Go to step 2.Replace the booklet unit interface 
contact. 
2Check the main connector on the 
booklet unit sensor interface 
cable assembly.
 Is the above component free of 
damage?
Go to step 3.Replace the booklet sensor 
interface cable assembly. 
3Check the main connector on the 
booklet unit motor interface cable 
assembly.
 Is the above component free of 
damage?
Go to step 4.Replace the booklet motor 
interface cable assembly.
Step Action and questions Yes No 
						

							Diagnostic information 2-173
  5058-030
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381.37 Sensor (booklet knife HP) late jam
4Check the sensor (booklet unit 
interlock) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (booklet unit 
interlock).
 Does the display on the 
operator panel change every 
time the sensing area of the 
above sensor is interrupted or 
blocked?
Go to step 6.Go to step 5.
5Is the sensor (booklet unit 
interlock) properly connected?Replace the sensor (booklet unit 
interlock). Go to “Sensor (booklet unit interlock) removal” on page 4-320.
Replace the connection.
6Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the booklet controller 
card assembly. Go to “Booklet controller card assembly removal” on page 4-254.
Problem resolved
StepAction and questionsYesNo
1Check the booklet unit interface 
connector assembly.
 Is the above component free of 
damage?
Go to step 2.Replace the booklet unit interface 
contact. 
2Check the main connector on the 
booklet unit sensor interface 
cable assembly.
 Is the above component free of 
damage?
Go to step 3.Replace the booklet sensor 
interface cable assembly. 
3Check the main connector on the 
booklet unit motor interface cable 
assembly.
 Is the above component free of 
damage?
Go to step 4.Replace the booklet motor 
interface cable assembly. 
Step Action and questions Yes No 
						

							2-174  Service Manual 5058-030  
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4Check the sensor (booklet knife 
HP) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (booklet knife 
HP).
 Does the display on the 
operator panel change every 
time the sensing area of the 
above sensor is interrupted or 
blocked?
Go to step 6.Go to step 5.
5Check the sensor (booklet knife 
HP).
 Is the above component 
properly connected?
Replace the sensor (booklet knife 
HP). Go to “Sensor (booklet knife HP) removal” on page 4-318.
Replace the connection.
6Check the booklet fold solenoid 
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 FINISHER MOTOR 
TESTS.
4. Touch Booklet knife 
solenoid.
 Does the above component 
operate properly?
Go to step 8.Go to step 7.
7Is the booklet fold solenoid 
properly connected?Replace the booklet fold 
solenoid. Go to “Booklet fold solenoid removal” on page 4-257.
Replace the connection.
8Check the booklet folding/exit 
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 FINISHER MOTOR 
TESTS.
4. Touch Booklet folding/exit 
drive motor.
 Does the above component 
operate properly?
Go to step 10.Go to step 9.
Step Action and questions Yes No 
						

							Diagnostic information 2-175
  5058-030
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381.38 Sensor (booklet knife HP) lag jam
9Is the booklet folding/exit drive 
motor assembly properly 
connected?Replace the booklet folding/exit 
drive motor assembly. Go to 
“Booklet folding/exit drive motor assembly removal” on page 4-258.
Replace the connection.
10Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the booklet controller 
card assembly. Go to “Booklet controller card assembly removal” on page 4-254.
Problem resolved
11Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the finisher PCBA. Go to “Finisher PCBA removal” on page 4-285.
Problem resolved
StepAction and questionsYesNo
1Check the booklet unit interface 
connector assembly.
 Is the above component free of 
damage?
Go to step 2.Replace the booklet unit interface 
contact. 
2Check the main connector on the 
booklet unit sensor interface 
cable assembly.
 Is the above component free of 
damage?
Go to step 3.Replace the booklet sensor 
interface cable assembly. 
3Check the main connector on the 
booklet unit motor interface cable 
assembly.
 Is the above component free of 
damage?
Go to step 4.Replace the booklet motor 
interface cable assembly. 
4Check the sensor (booklet knife 
HP) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (booklet knife 
HP).
 Does the display on the 
operator panel change every 
time the sensing area of the 
above sensor is interrupted or 
blocked?
Go to step 6.Go to step 5.
5Is the sensor (booklet knife HP) 
properly connected?Replace the sensor (booklet knife 
HP). Go to “Sensor (booklet knife HP) removal” on page 4-318.
Replace the connection.
Step Action and questions Yes No 
						

							2-176  Service Manual 5058-030  
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6Check the booklet fold solenoid 
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 FINISHER MOTOR 
TESTS.
4. Touch Booklet knife 
solenoid.
 Does the above component 
operate properly?
Go to step 8.Go to step 7.
7Check the booklet fold solenoid.
 Is the above component 
properly connected?
Replace the booklet fold 
solenoid. Go to “Booklet fold solenoid removal” on page 4-257.
Replace the connection.
8Check the booklet folding/exit 
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 FINISHER MOTOR 
TESTS.
4. Touch Booklet folding/exit 
motor (forward).
5. Touch Booklet folding/exit 
motor (forward).
 Does the above component 
operate properly?
Go to step 10.Go to step 9.
9Is the booklet folding/exit drive 
motor assembly properly 
connected?Replace the booklet folding/exit 
drive motor assembly. Go to 
“Booklet folding/exit drive motor assembly removal” on page 4-258.
Replace the connection.
10Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the booklet controller 
card assembly. Go to “Booklet controller card assembly removal” on page 4-254.
Problem resolved
11Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the finisher PCBA. Go to “Finisher PCBA removal” on page 4-285.
Problem resolved
Step Action and questions Yes No 
						

							Diagnostic information 2-177
  5058-030
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381.39 Booklet Staple Fail 
StepAction and questionsYesNo
1Check the booklet unit stapler 
assembly.
 Is the above component 
properly inserted into the 
booklet maker unit assembly?
Go to step 2.Ensure that the booklet unit 
stapler assembly is properly 
inserted.
2Check the booklet unit interface 
connector assembly.
 Is the above component free of 
damage?
Go to step 3.Replace the booklet unit interface 
contact. 
3Check the main connector on the 
booklet unit sensor interface 
cable assembly.
 Is the above component free of 
damage?
Go to step 4.Replace the booklet sensor 
interface cable assembly. 
4Check the main connector on the 
booklet unit motor interface cable 
assembly.
 Is the above component free of 
damage?
Go to step 5.Replace the booklet motor 
interface cable assembly. 
5Check the booklet stapler 
interface cable assembly.
 Is the above component free of 
damage?
Go to step 6.Replace the booklet stapler 
interface cable assembly. 
6Check the connector on the back 
of the booklet stapler unit 
assembly.
 Is the above component free of 
damage.
Replace the booklet folding/exit 
drive motor assembly. Go to 
“Booklet folding/exit drive motor assembly removal” on page 4-258.
Go to step 7.
7Perform a print test on the 
booklet stapled document.
 Does the error remain?
Replace the booklet controller 
card assembly. Go to “Booklet controller card assembly removal” on page 4-254.
Problem resolved
8Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the finisher PCBA. Go to “Finisher PCBA removal” on page 4-285.
Problem resolved 
						

							2-178  Service Manual 5058-030  
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381.40 Sensor (booklet compiler media present) error
StepAction and questionsYesNo
1Check the booklet unit interface 
connector assembly.
 Is the above component free of 
damage?
Go to step 2.Replace the booklet unit interface 
connector assembly. 
2Check the main connector on the 
booklet unit sensor interface 
cable assembly.
 Is the above component free of 
damage?
Go to step 3.Replace the booklet unit sensor 
interface cable assembly. 
3Check the main connector on the 
booklet unit motor interface cable 
assembly.
 Is the above component free of 
damage?
Go to step 4.Replace the booklet unit motor 
interface cable assembly. 
4Check the sensor (booklet 
compiler media entrance) for 
proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (booklet 
compiler media present).
 Does the display on the 
operator panel change every 
time the sensing area of the 
above sensor is interrupted or 
blocked?
Go to step 6.Go to step 5.
5Is the sensor (booklet compiler 
media entrance) properly 
connected?Replace the sensor (booklet 
compiler media present). Go to 
“Sensor (booklet compiler media entrance) removal” on page 4-315.
Replace the connection.
6Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the booklet controller 
card assembly. Go to “Booklet controller card assembly removal” on page 4-254.
Problem resolved
7Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the finisher PCBA. Go to “Finisher PCBA removal” on page 4-285.
Problem resolved 
						

							Diagnostic information 2-179
  5058-030
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381.41 Communication error with booklet controller card assembly
401.01 Sensor (finisher media entrance) static jam
StepAction and questionsYesNo
1Check the booklet controller card 
assembly and the finisher 
controller card assembly for 
proper connection.
 Is the above component 
properly connected?
Go to step 2.Replace the connection.
2Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the booklet controller 
card assembly. Go to “Booklet controller card assembly removal” on page 4-254.
Problem resolved
3Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the finisher PCBA. Go to “Finisher PCBA removal” on page 4-285.
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 (finisher media 
entrance) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (finisher 
media entrance). 
 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 (finisher media 
entrance) for proper connection.
 Is the above sensor properly 
connected?
Replace the sensor (finisher 
media entrance). 
Go to “Sensor (finisher media entrance) removal” on page 4-324.
Replace the connection.
4Check the finisher controller card 
assembly for proper connection.
 Is the above component 
properly connected?
Go to step 5.Replace the connections. 
						

							2-180  Service Manual 5058-030  
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Next401.03 Sensor (bridge media entrance) late jam
5Perform a print test. Go to “PRINT TESTS” on page 3-22.
 Does the error remain?
Replace the finisher PCBA. 
Go to “Finisher PCBA removal” on page 4-285.
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 bridge unit media 
transport rollers.
 Are the bridge unit media 
transport rollers free of excess 
wear and contamination?
Go to step 3.Clean or replace the bridge unit 
assembly.
Go to “Bridge unit assembly removal” on page 4-236.
3Check the sensor (bridge media 
entrance) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (bridge media 
entrance). 
 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 (bridge media 
entrance) for proper connection.
 Is the above sensor properly 
connected?
Replace the sensor (bridge 
media entrance). 
Go to “Sensor (bridge media entrance) removal” on page 4-244.
Replace the connection.
5Check the bridge 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 FINISHER MOTOR 
TESTS.
4. Touch Bridge unit motor.
 Does the above component 
operate properly?
Go to step 7.Go to step 6.
Step Action and questions Yes No