Lexmark C 950 Service Manual

							Diagnostic information 2-161
  5058-030
Go Back Previous
Next
381.26 Sensor (decurler cam HP) late jam
StepAction and questionsYesNo
1Check the sensor (de-curler cam 
HP) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (decurler cam 
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 3.Go to step 2.
2Is the sensor (decurler cam HP) 
properly connected?Replace the sensor (decurler 
cam HP). Go to “Sensor (decurler cam HP) removal” on page 4-249.
Replace the connection.
3Check the de-curler 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 FINISHER MOTOR 
TESTS.
4. Touch Decurler cam clutch.
 Does the above component 
make an audible clicking 
sound?
Go to step 5.Go to step 4.
4Is the bridge decurler cam 
clutch properly connected?Replace the decurler clutch. Go 
to “Decurler clutch removal” on page 4-241.
Replace the connection.
5Check the bridge 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 FINISHER MOTOR 
TESTS.
4. Touch Bridge unit motor.
 Does the above component 
operate properly?
Go to step 7.Go to step 6. 
						

							2-162  Service Manual 5058-030  
Go Back Previous
Next
381.27 Sensor (decurler cam HP) lag jam 
6Is the bridge drive motor 
properly connected?Replace the bridge drive motor. 
Go to “Bridge drive motor removal” on page 4-234.
Replace the connection.
7Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the bridge unit interface 
card assembly. 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
StepAction and questionsYesNo
1Check the sensor (de-curler cam 
HP) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (decurler cam 
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 3.Go to step 2.
2Is the sensor (decurler cam HP) 
properly connected?Replace the sensor (decurler 
cam HP). Go to “Sensor (decurler cam HP) removal” on page 4-249.
Replace the connection.
3Check the bridge decurler cam 
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 FINISHER MOTOR 
TESTS.
4. Touch Decurler cam clutch.
 Does the above component 
make an audible clicking 
sound?
Go to step 5.Go to step 4.
4Is the bridge decurler cam 
clutch properly connected?Replace the bridge decurler cam 
clutch. Go to “Decurler clutch removal” on page 4-241.
Replace the connection.
Step Action and questions Yes No 
						

							Diagnostic information 2-163
  5058-030
Go Back Previous
Next
381.30 Sensor (booklet front tamper HP) late jam
5Check the bridge 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 FINISHER MOTOR 
TESTS.
4. Touch Bridge unit motor.
 Does the above component 
operate properly?
Go to step 7.Go to step 6.
6Is the bridge drive motor 
properly connected?Replace the bridge drive motor. 
Go to “Bridge drive motor removal” on page 4-234.
Replace the connection.
7Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the bridge unit interface 
card assembly. 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
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 booklet front tamper by 
moving it manually.
 Does the above component 
slide back and forth properly?
Go to step 5.Remove obstructions.
Step Action and questions Yes No 
						

							2-164  Service Manual 5058-030  
Go Back Previous
Next
5Check the sensor (booklet front 
tamper HP) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (booklet front 
tamper 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 7.Go to step 6.
6Is the sensor (booklet front 
tamper HP) properly 
connected?Replace the sensor (booklet front 
tamper HP). Go to “Sensor (booklet front tamper HP) removal” on page 4-316.
Replace the connection.
7Check the booklet front tamper 
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 FINISHER MOTOR 
TESTS.
4. Touch Booklet tamper front 
motor (reverse).
5. Touch Booklet tamper front 
motor (reverse).
 Does the above component 
operate properly?
Go to step 6.Go to step 5.
8Is the booklet front tamper 
motor properly connected?Replace the booklet front tamper 
motor. Go to “Booklet front tamper motor removal” on page 4-259.
Replace the connection.
9POR the machine.
 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
10POR the machine.
 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 2-165
  5058-030
Go Back Previous
Next
381.31 Sensor (booklet front tamper HP) lag jam
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 booklet front tamper by 
moving it manually.
 Does the above component 
slide back and forth properly?
Go to step 5.Remove obstructions.
5Check the sensor (booklet front 
tamper HP) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (booklet front 
tamper 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 7.Go to step 6.
6Is the sensor (booklet front 
tamper HP) properly 
connected?Replace the sensor (booklet front 
tamper HP). Go to “Sensor (booklet front tamper HP) removal” on page 4-316.
Replace the connection. 
						

							2-166  Service Manual 5058-030  
Go Back Previous
Next
381.32 Sensor (booklet end guide HP) lag jam
7Check the booklet front tamper 
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 FINISHER MOTOR 
TESTS.
4. Touch Booklet tamper front 
motor (reverse).
5. Touch Booklet tamper front 
motor (reverse).
 Does the above component 
operate properly?
Go to step 6.Go to step 5.
8Is the booklet front tamper 
motor properly connected?Replace the booklet front tamper 
motor. Go to “Booklet front tamper motor removal” on page 4-259.
Replace the connection.
9Perform 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
10Perform a POR.
 Does the error continue when 
the power is turned off/on?
Replace the finisher controller 
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 2-167
  5058-030
Go Back Previous
Next
4Check the booklet end guide by 
moving it manually.
 Does the above component 
slide up and down properly?
Go to step 5.Remove obstructions.
5Check the sensor (booklet end 
guide HP) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (booklet end 
guide 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 7.Go to step 6.
6Is the sensor (booklet end 
guide HP) properly connected?Replace the sensor (booklet end 
guide HP). Go to “Sensor (booklet end guide HP) removal” on page 4-316.
Replace the connection.
7Check the booklet end guide 
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 FINISHER MOTOR 
TESTS.
4. Touch Booklet end guide 
drive motor.
 Does the above component 
operate properly?
Go to step 9.Go to step 8.
8Is the booklet end guide drive 
motor properly connected?Replace the booklet end guide 
drive motor. Go to “Booklet end guide drive motor removal” on page 4-256.
Replace the connection.
9Perform 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
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
Step Action and questions Yes No 
						

							2-168  Service Manual 5058-030  
Go Back Previous
Next
381.33 Sensor (booklet rear tamper HP) late jam
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 booklet rear tamper by 
moving it manually.
 Does the above component 
slide back and forth properly?
Go to step 5.Remove obstructions.
5Check the sensor (booklet rear 
tamper HP) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (booklet rear 
tamper 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 7.Go to step 6.
6Is the sensor (booklet rear 
tamper HP) properly 
connected?Replace the sensor (booklet rear 
tamper HP). Go to “Sensor (booklet rear tamper HP) removal” on page 4-320.
Replace the connection. 
						

							Diagnostic information 2-169
  5058-030
Go Back Previous
Next
381.34 Sensor (booklet rear tamper HP) lag jam
7Check the booklet rear tamper 
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 FINISHER MOTOR 
TESTS.
4. Touch Booklet tamper rear 
motor (forward).
5. Touch Booklet tamper rear 
motor (reverse).
 Does the above component 
operate properly?
Go to step 6.Go to step 5.
8Check the booklet tamper rear 
motor.
 Is the above component 
properly connected?
Replace the booklet rear tamper 
motor. Go to “Booklet rear tamper motor removal” on page 4-264.
Replace the connection.
9Perform 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
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. 
Step Action and questions Yes No 
						

							2-170  Service Manual 5058-030  
Go Back Previous
Next
4Check the booklet rear tamper by 
moving it manually.
 Does the above component 
slide back and forth properly?
Go to step 5.Remove obstructions.
5Check the sensor (booklet rear 
tamper HP) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch FINISHER SENSOR 
TESTS.
4. Touch Sensor (booklet rear 
tamper 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 7.Go to step 6.
6Check the sensor (booklet rear 
tamper HP).
 Is the sensor (booklet rear 
tamper HP) properly 
connected?
Replace the sensor (booklet rear 
tamper HP). Go to “Sensor (booklet rear tamper HP) removal” on page 4-320.
Replace the connection.
7Check the booklet rear tamper 
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 FINISHER MOTOR 
TESTS.
4. Touch Booklet tamper rear 
motor (forward).
5. Touch Booklet tamper rear 
motor (reverse).
 Does the above component 
operate properly?
Go to step 6.Go to step 5.
8Check the booklet rear tamper 
motor.
 Is the above component 
properly connected?
Replace the booklet rear tamper 
motor. Go to “Booklet rear tamper motor removal” on page 4-264.
Replace the connection.
9Perform 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
Step Action and questions Yes No