Lexmark C 950 Service Manual
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Diagnostic information 2-101 5058-030 Go Back Previous Next 202.05 Sensor (fuser exit) lag jam See “202.04/202.05 Sensor (fuser exit) lag jam” on page 2-99. 203.01 Sensor (upper redrive) static jam 8Check the fuser/lower redrive/1st transfer 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 Fuser/lower redrive/ 1st transfer retract motor. Does the above component operate properly? Go to step 8.Go to step 9. 9Check the fuser/lower redrive/1st transfer retract motor for proper connection. Is the above component properly connected? Replace the fuser/lower redrive/ 1st transfer retract motor. Go to “Fuser/lower redrive/1st BTR retract motor removal” on page 4-94. Replace the connection. 10Perform 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 (upper redrive) for proper operation. 1. Enter the Diagnostics Menu. 2. Touch SENSOR TESTS. 3. Touch PRINTER SENSOR TESTS. 4. Touch Sensor (upper redrive). 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. Step Action and questions Yes No
2-102 Service Manual 5058-030 Go Back Previous Next 203.03 Sensor (upper redrive) late jam 3Check the sensor (upper redrive) for proper connection. Is the above component properly connected? Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. Replace the connection. 4Check the upper redrive assembly. Is the above component free of excess wear and damage? Go to step 5.Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. 5Check the printer left duplex door assembly Is the above component free of excess wear and damage? Go to step 6.Replace the printer left duplex door assembly. Go to “Printer left duplex door assembly removal” on page 4-139. 6Perform a print test. Go to “PRINT TESTS” on page 3-22. Does the error continue? Replace the upper printer engine card assembly. 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 upper redrive rolls for wear. Is the above component free of excess wear and damage? Go to step 3.Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. 3Check the sensor (upper redrive) for proper operation. 1. Enter the Diagnostics Menu. 2. Touch SENSOR TESTS. 3. Touch PRINTER SENSOR TESTS. 4. Touch Sensor (Upper redrive). 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 (upper redrive) for proper connectin. Is the above component properly connected? Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. Replace the connections. Step Action and questions Yes No
Diagnostic information 2-103 5058-030 Go Back Previous Next 5Check 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 7.Go to step 6. 6Check 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. 7Check the upper redrive diverter gate 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 Upper redrive diverter gate. Does the above component operate properly? Go to step 9.Go to step 8. 8Check the upper redrive diverter gate for proper connection. Is the above component properly connected? Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. Replace the connection. 9POR the machine, and perform a print test. Go to “PRINT TESTS” on page 3-22. Does the error continue? Replace the lower engine PCBA card. Go to “Lower engine PCBA removal” on page 4-101. Problem resolved 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 Step Action and questions Yes No
2-104 Service Manual 5058-030 Go Back Previous Next 203.05 Sensor (upper redrive) lag jam 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 upper redrive rolls for wear. Is the above component free of excess wear and damage? Go to step 3.Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. 3Check the sensor (upper redrive) for proper operation. 1. Enter the Diagnostics Menu. 2. Touch SENSOR TESTS. 3. Touch PRINTER SENSOR TESTS. 4. Touch Sensor (upper redrive). 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 (upper redrive) for proper connection. Is the above component properly connected? Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. Replace the connection. 5Check the upper redrive 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 upper redrive motor (forward). 5. Touch upper redrive motor (reverse). Does the above component operate properly? Go to step 7.Go to step 6. 6Check the upper redrive motor for proper connection. Is the above component properly connected? Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. Replace the connection.
Diagnostic information 2-105 5058-030 Go Back Previous Next 230.01 Sensor (duplex wait) static jam 7POR 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 8POR 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 (duplex wait) for proper operation. 1. Enter the Diagnostics Menu. 2. Touch SENSOR TESTS. 3. Touch PRINTER SENSOR TESTS. 4. Touch Sensor (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 4.Go to step 3. 3Check the sensor (duplex wait) 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 connections. 4POR 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 5POR 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 Step Action and questions Yes No
2-106 Service Manual 5058-030 Go Back Previous Next 231.03 Sensor (duplex wait) late jam 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 duplex rolls for wear. Is the above component free of excess wear and damage? Go to step 3.Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. 3Check the sensor (duplex wait ) for proper operation. 1. Enter the Diagnostics Menu. 2. Touch SENSOR TESTS. 3. Touch PRINTER SENSOR TESTS. 4. Touch Sensor (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 4.Go to step 3. 4Check the sensor (duplex wait) 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 connections. 5Check the duplex 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 Duplex motor (reverse). Does the above component operate properly? Go to step 7.Go to step 6. 6Check the duplex 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.
Diagnostic information 2-107 5058-030 Go Back Previous Next 7Check upper redrive 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 upper redrive motor (forward). 5. Touch upper redrive motor (reverse). Does the above component operate properly? Go to step 9.Go to 8. 8Check the upper redrive motor for proper connection. Is the above component properly connected? Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. Replace the connection. 9Check upper redrive exit 2 gate 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 PRINTER MOTOR TESTS. 4. Touch Upper redrive diverter gate solenoid. Does the above component operate properly? Go to step 11.Go to step 10. 10Check the upper redrive diverter gate solenoid for proper connection. Is the above component properly connected? Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. Replace the connection. 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 Step Action and questions Yes No
2-108 Service Manual 5058-030 Go Back Previous Next 232.03 Sensor (registration) late jam (duplex direct) 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 duplex rolls for wear. Is the above component free of excess wear and damage? Go to step 3.Replace the upper redrive assembly. Go to “Upper redrive assembly removal” on page 4-186. 3Check the sensor (registration) for proper operation. 1. Enter the Diagnostics Menu. 2. Touch SENSOR TESTS. 3. Touch PRINTER SENSOR TESTS. 4. Touch Sensor (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). Is the above component properly connected? Replace the media transport/MPF drive motor. Go to “Media transport/MPF drive motor removal” on page 4-121. Replace the connection. 5Check the duplex 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 Duplex Motor (reverse). Does the above component operate properly? Go to step 7.Go to step 6. 6Check the duplex 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. 7POR 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
Diagnostic information 2-109 5058-030 Go Back Previous Next242.01 Sensor (tray 2 feed out) static jam 8POR 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 2 feed out) for proper operation. 1. Enter the Diagnostics Menu. 2. Touch SENSOR TESTS. 3. Touch PRINTER SENSOR TESTS. 4. Touch Sensor (tray 2 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 4.Go to step 3. 3Check the sensor (tray 2 feed out) for proper connection. Is the above component properly connected? Clean or replace the sensor (tray 2 feed out). Go to “Sensor (tray module feedout) removal” on page 4-203. Replace the connection. 4Check 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 “Tray module controller PCBA removal” on page 4-209. Go to step 5. Replace the connections. 5POR 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 6POR 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 Step Action and questions Yes No
2-110 Service Manual 5058-030 Go Back Previous Next 242.03/242.06 Sensor (tray 2 feed out) late jam 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 pick rollers for wear. Is the above component free of excess wear and damage? Go to step 3.Replace the pick rollers. Go to “Pick roller removal” on page 4-138. 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 “Tray module transport rollers removal” on page 4-217. 4Check the sensor (tray 2 feed out) for proper operation. 1. Enter the Diagnostics Menu. 2. Touch SENSOR TESTS. 3. Touch PRINTER SENSOR TESTS. 4. Touch Sensor (tray 2 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 6.Go to step 5. 5Check the sensor (tray 2 feed out) for proper connection. Is the above component properly connected? Clean or replace the sensor (tray 2 feed out). Go to “Sensor (tray module feedout) removal” on page 4-203. Replace the connection. 6Check 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 8.Go to step 7.