Lexmark X 850 Owners Manual
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Diagnostic information2-123 7500-XXX 295.01 Size mismatch jam (no mix-size) 7 Check the sensor (ADF width APS 3) for connection. Is the above sensor connected properly?Replace the sensor (ADF width APS 3). Go to “Sensor (ADF width APS 3)” on page 4-186.Replace the connection. 8 Place an undamaged document in the ADF, and perform a ADF test. Does the error remain?Replace the ADF controller card assembly. Go to “ADF controller card assembly removal” on page 4-167.Go to step 9. 9 Place an undamaged document in the ADF, and perform a ADF test. Does the error remain?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No 1 Check the document size. Is the correct size document being inserted into the ADF?Go to step 2. Insert the proper size document into the ADF. 2 Check the document tray media guide position. Are the document tray media guides set correctly?Go to step 3. Adjust the document tray media guides to the proper position. 3 Check the connection of each ADF controller card assembly connector. Is each connector of ADF controller card assembly connected properly?Go to step 4. Connect each connector of ADF controller card assembly properly. 4 Perform a POR. Does the error remain when the power is turned off/on?Replace the ADF controller card assembly. Go to “ADF controller card assembly removal” on page 4-167.Problem solved. 5 Place an undamaged document in the ADF, and perform a ADF test. Does the error remain?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No
2-124MFP Service Manual 7500-XXX 295.02 Invalid combine size jam Step Check Yes No 1 Check the document size. Is the correct size document being inserted into the ADF?Go to step 2. Insert the proper size document into the ADF. 2 Check the document tray media guide position. Are the document tray media guides set correctly?Go to step 3. Adjust the document tray media guides to the proper position. 3 Check the connection of each ADF controller card assembly connector. Is each connector of ADF controller card assembly connected properly?Go to step 4. Connect each connector of ADF controller card assembly properly. 4 Check the sensor (ADF width APS 1) for operation. Perform the sensor (ADF width APS 1) test. Open the ADF left cover assembly. 1. Enter the Diagnostics Menu. 2. Touch SCANNER TESTS. 3. Touch Sensor Tests. 4. Touch ADF width APS 1. Operate the actuator of the sensor (ADF width APS 1). Does the display on the operator panel change every time the sensing area of the above sensor is blocked?Go to step 6. Go to step 5. 5 Check the sensor (ADF width APS 1) for connection. Is the above sensor connected properly?Replace the sensor (ADF width APS 1). Go to “Sensor (ADF width APS 1)” on page 4-184.Replace the connection. 6 Check the sensor (ADF width APS 2) for operation. Perform the sensor (ADF width APS 2) test. Open the ADF left cover assembly. 1. Enter the Diagnostics Menu. 2. Touch SCANNER TESTS. 3. Touch Sensor Tests. 4. Touch ADF width APS 2. Operate the actuator of the sensor (ADF width APS 2). Does the display on the operator panel change every time the sensing area of the above sensor is blocked?Go to step 8. Go to step 7. 7 Check the sensor (ADF width APS 2) for connection. Is the above sensor connected properly?Replace the sensor (ADF width APS 2). Go to “Sensor (ADF width APS 2)” on page 4-185.Replace the connection.
Diagnostic information2-125 7500-XXX 295.03 Too short size jam 8 Check the sensor (ADF width APS 3) for operation. Perform the sensor (ADF width APS 3) test. Open the ADF left cover assembly. 1. Enter the Diagnostics Menu. 2. Touch SCANNER TESTS. 3. Touch Sensor Tests. 4. Touch ADF width APS 3. Operate the actuator of the sensor (ADF width APS 3). Does the display on the operator panel change every time the sensing area of the above sensor is blocked?Go to step 10. Go to step 9. 9 Check the sensor (ADF width APS 3) for connection. Is the above sensor connected properly?Replace the sensor (ADF width APS 3). Go to “Sensor (ADF width APS 3)” on page 4-186.Replace the connection. 10 Perform a POR. Does the error remain when the power is turned off/on?Replace the ADF controller card assembly. Go to “ADF controller card assembly removal” on page 4-167.Problem solved. 11 Place an undamaged document in the ADF, and perform a ADF test. Does the error remain?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No 1 Check the document size. Is the correct size document being inserted into the ADF?Go to step 2. Insert the proper size document into the ADF. Step Check Yes No
2-126MFP Service Manual 7500-XXX 2 Check the sensor (sheet through) for operation. Perform the sensor (sheet through) test. Open the ADF left cover assembly. Remove the ADF rear cover. Go to “ADF rear cover removal” on page 4-165. 1. Enter the Diagnostics Menu. 2. Touch SCANNER TESTS. 3. Touch Sensor Tests. 4. Touch Sheet through. Does the display on the operator panel change every time the sensing area of the above sensor is blocked?Go to step 4. Go to step 3. 3 Check the sensor (sheet through) for connection. Is the above sensor connected properly?Replace the sensor (sheet through). Go to “Sensor (sheet through) removal” on page 4-200.Replace the connection. 4 Check the sensor (ADF pre registration) for operation. Perform the sensor (ADF pre registration) test. Open the ADF left cover assembly. 1. Enter the Diagnostics Menu. 2. Touch SCANNER TESTS. 3. Touch Sensor Tests. 4. Touch ADF pre registration. Operate the actuator of the sensor (ADF pre registration). Does the display on the operator panel change every time the sensing area of the above sensor is blocked?Go to step 6. Go to step 5. 5 Check the sensor (ADF pre-registration) for connection. Is the above sensor connected properly?Replace the sensor (ADF pre- registration). Go to “Sensor (ADF pre- registration)” on page 4-188.Replace the connection. 6 Place an undamaged document in the ADF, and perform a ADF test. Does the error remain?Replace the ADF controller card assembly. Go to “ADF controller card assembly removal” on page 4-167.Go to step 7. 7 Place an undamaged document in the ADF, and perform a ADF test. Does the error remain?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No
Diagnostic information2-127 7500-XXX 295.04 Too long size jam Step Check Yes No 1 Check the document size. Is the correct size document being inserted into the ADF?Go to step 2. Insert the proper size document into the ADF. 2 Check the sensor (sheet through) for operation. Perform the sensor (sheet through) test. Open the ADF left cover assembly. Remove the ADF rear cover. Go to “ADF rear cover removal” on page 4-165. 1. Enter the Diagnostics Menu. 2. Touch SCANNER TESTS. 3. Touch Sensor Tests. 4. Touch Sheet through. Does the display on the operator panel change every time the sensing area of the above sensor is blocked?Go to step 4. Go to step 3. 3 Check the sensor (sheet through) for connection. Is the above sensor connected properly?Replace the sensor (sheet through). Go to “Sensor (sheet through) removal” on page 4-200.Replace the connection. 4 Check the sensor (ADF pre registration) for operation. Perform the sensor (ADF pre registration) test. Open the ADF left cover assembly. 1. Enter the Diagnostics Menu. 2. Touch SCANNER TESTS. 3. Touch Sensor Tests. 4. Touch ADF pre registration. Operate the actuator of the sensor (ADF pre registration). Does the display on the operator panel change every time the sensing area of the above sensor is blocked?Go to step 6. Go to step 5. 5 Check the sensor (ADF pre-registration) for connection. Is the above sensor connected properly?Replace the sensor (ADF pre- registration). Go to “Sensor (ADF pre- registration)” on page 4-188.Replace the connection. 6 Place an undamaged document in the ADF, and perform a ADF test. Does the error remain?Replace the ADF controller card assembly. Go to “ADF controller card assembly removal” on page 4-167.Go to step 7.
2-128MFP Service Manual 7500-XXX 841.00 Image pipeline ASIC failure 842.00 Scanner communication failure 7 Place an undamaged document in the ADF, and perform a ADF test. Does the error remain?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No 1 Perform a POR. Does the error occur when the power is turned off/on?Go to step 2. Perform several print tests. If the problem remains, go to step 2. 2 Turn the printer off for 60 seconds. Does the error occur when the power is turned off/on again?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No 1 Check the scanner interface cable assembly connection between the RIP card assembly and the scanner unit assembly. Is the scanner interface cable assembly connected properly?Go to step 2. Replace the connection. 2 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly?Go to step 3. Connect each connector of the scanner controller card assembly properly. 3 Perform a POR. Does the error remain when the power is turned off/on?Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal” on page 4-143. Go to step 4.Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on again?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No
Diagnostic information2-129 7500-XXX 842.01 Scanner communication failure 842.02 Scanner communication failure Step Check Yes No 1 Check the scanner interface cable assembly connection between the RIP card assembly and the scanner unit assembly. Is the scanner interface cable assembly connected properly?Go to step 2. Replace the connection. 2 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly?Go to step 3. Connect each connector of the scanner controller card assembly properly. 3 Perform a POR. Does the error remain when the power is turned off/on?Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal” on page 4-143. Go to step 4.Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on again?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No 1 Check the scanner interface cable assembly connection between the RIP card assembly and the scanner unit assembly. Is the scanner interface cable assembly connected properly?Go to step 2. Replace the connection. 2 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly?Go to step 3. Connect each connector of the scanner controller card assembly properly. 3 Perform a POR. Does the error remain when the power is turned off/on?Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal” on page 4-143. Go to step 4.Problem solved.
2-130MFP Service Manual 7500-XXX 842.03 Scanner communication failure 842.04 Scanner communication failure 4 Perform a POR. Does the error remain when the power is turned off/on again?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No 1 Check the scanner interface cable assembly connection between the RIP card assembly and the scanner unit assembly. Is the scanner interface cable assembly connected properly?Go to step 2. Replace the connection. 2 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly?Go to step 3. Connect each connector of the scanner controller card assembly properly. 3 Perform a POR. Does the error remain when the power is turned off/on?Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal” on page 4-143. Go to step 4.Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on again?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No 1 Check the scanner interface cable assembly connection between the RIP card assembly and the scanner unit assembly. Is the scanner interface cable assembly connected properly?Go to step 2. Replace the connection. 2 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly?Go to step 3. Connect each connector of the scanner controller card assembly properly. Step Check Yes No
Diagnostic information2-131 7500-XXX 842.10 Scanner unit assembly - ADF communication failure 842.11 Scanner communication failure (by scanner) 3 Perform a POR. Does the error remain when the power is turned off/on?Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal” on page 4-143. Go to step 4.Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on again?Replace the RIP card assembly. Go to “RIP card assembly removal” on page 4-128.Problem solved. Step Check Yes No 1 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly?Go to step 2. Replace all connections. 2 Check all connections of the ADF controller card assembly. Are the connections of the ADF controller card assembly connected properly?Go to step 3. Replace all connections. 3 Perform a POR. Does the error remain when the power is turned off/on?Replace the ADF controller card assembly. Go to “ADF controller card assembly removal” on page 4-167.Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on?Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal” on page 4-143.Problem solved. Step Check Yes No 1 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly?Go to step 2. Replace all connections. Step Check Yes No
2-132MFP Service Manual 7500-XXX 842.12 Scanner unit assembly communication failure 2 Check all connections of the ADF controller card assembly. Are the connections of the ADF controller card assembly connected properly?Go to step 3. Replace all connections. 3 Perform a POR. Does the error remain when the power is turned off/on?Replace the ADF controller card assembly. Go to “ADF controller card assembly removal” on page 4-167.Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on?Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal” on page 4-143.Problem solved. Step Check Yes No 1 Check all connections of the scanner controller card assembly. Are the connections of the scanner controller card assembly connected properly?Go to step 2. Replace all connections. 2 Check all connections of the ADF controller card assembly. Are the connections of the ADF controller card assembly connected properly?Go to step 3. Replace all connections. 3 Perform a POR. Does the error remain when the power is turned off/on?Replace the ADF controller card assembly. Go to “ADF controller card assembly removal” on page 4-167.Problem solved. 4 Perform a POR. Does the error remain when the power is turned off/on?Replace the scanner controller card assembly. Go to “Scanner controller card assembly removal” on page 4-143.Problem solved. Step Check Yes No