Lexmark X940e Owners Manual
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Diagnostic information2-215 7510 Go Back Previous Next PC cartridge not detected PC cartridge invalid 4Perform a POR. Does the error remain when the power is turned off/on again?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. Step Check Yes No 1Check the appropriate PC cartridge. Is the above component properly installed?Go to step 2. Reinstall the appropriate PC cartridge. Go to “PC cartridge unit removal” on page 4-54. 2Replace the appropriate PC cartridge. Does the error remain?Go to step 3. Problem solved. 3Perform a POR. Does the error remain when the power is turned off/on again?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. Step Check Yes No 1Check the appropriate PC cartridge. Is the above component the correct part number and installed properly?Go to step 2. Reinstall the appropriate PC cartridge. Go to “PC cartridge unit removal” on page 4-54. 2Replace the appropriate PC cartridge. Does the error remain?Go to step 3. Problem solved. 3Has the upper printer engine card been recently been replaced?Go to step 4. Go to step 6. 4Was the NVM board removed from the defective upper printer engine board and installed on the replacement upper printer engine board?Go to step 6. Go to step 5. Step Check Yes No
2-216Service Manual 7510 Go Back Previous Next CMY PC cartridges nearly exhausted CMY PC cartridges exhausted 5Remove the NVM board from the defective upper printer engine board and installed on the replacement upper printer engine board or upper printer engine board currently in the printer. Does the error continue?Go to step 6 Problem solved. 6Perform a POR. Does the error continue when the power is turned off/on again?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. Step Check Yes No 1Check the CMY PC cartridges. Is the above component properly installed?Go to step 2. Reinstall the CMY PC cartridges. Go to “PC cartridge unit removal” on page 4-54. 2Replace the CMY PC cartridges. Does the error remain?Go to step 3. Problem solved. 3Perform a POR. Does the error remain when the power is turned off/on again?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. Step Check Yes No 1Check the CMY PC cartridges. Is the above component properly installed?Go to step 2. Reinstall the CMY PC cartridges. Go to “PC cartridge unit removal” on page 4-54. 2Replace the CMY PC cartridges. Does the error remain?Go to step 3. Problem solved. Step Check Yes No
Diagnostic information2-217 7510 Go Back Previous Next K PC cartridge nearly exhausted K PC cartridge exhausted 3Perform a POR. Does the error remain when the power is turned off/on again?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. Step Check Yes No 1Check the K PC cartridge. Is the above component properly installed?Go to step 2. Reinstall the K PC cartridge. Go to “PC cartridge unit removal” on page 4-54. 2Replace the K PC cartridge. Does the error remain?Go to step 3. Problem solved. 3Perform a POR. Does the error remain when the power is turned off/on again?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. Step Check Yes No 1Check the K PC cartridge. Is the above component properly installed?Go to step 2. Reinstall the K PC cartridge. Go to “PC cartridge unit removal” on page 4-54. 2Replace the K PC cartridge. Does the error remain?Go to step 3. Problem solved. 3Perform a POR. Does the error remain when the power is turned off/on again?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. Step Check Yes No
2-218Service Manual 7510 Go Back Previous Next toner cartridge nearly empty Step Check Yes No 1Check the appropriate toner cartridge. Does the appropriate toner cartridge contain toner?Go to step 2. Replace the toner cartridge. 2Check the appropriate toner cartridge for proper installation. Is the appropriate above component properly installed?Go to step 3. Reinstall the appropriate toner cartridge. 3Check the gear rotation in the appropriate toner add assembly. Does the gear, located at the lower part of the above component rotate smoothly?Go to step 4. Replace the appropriate toner add assembly. Go to “CMY toner add assembly removal” on page 4-57 or “K toner add assembly removal” on page 4-58. 4Check the appropriate toner add assembly chute for clogging. Is the chute, located at the lower part of the above component, free of clogs and obstructions?Go to step 5. Clean any obstructions. 5Check the appropriate segment of the CMYK toner add motor assembly for operation. Caution: When performing motor tests, ensure that all cover and door interlock switches are overridden. Warning: Only perform this test in segments of three seconds or less or toner spill will occur. 1. Enter the Diagnostics Menu. 2. Touch MOTOR TESTS. 3. Touch Printer Motor Test. 4. Touch C, M, Y or K toner add motor. Does the above component operate properly?Go to step 7. Go to step 6. 6Check the CMYK toner add motor assembly connection. Is the above component properly connected?Replace the CMYK toner add motor assembly. Go to “CMYK toner add motor assembly removal” on page 4-103.Replace the connection. 7Perform a POR. Does the error remain when the power is turned off/on again?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved.
Diagnostic information2-219 7510 Go Back Previous Next toner cartridge empty Step Check Yes No 1Check the appropriate toner cartridge. Does the appropriate toner cartridge contain toner?Go to step 2. Replace the toner cartridge. 2Check the appropriate toner cartridge for proper installation. Is the appropriate above component properly installed?Go to step 3. Reinstall the appropriate toner cartridge. 3Check the gear rotation in the appropriate toner add assembly. Does the gear, located at the lower part of the above component rotate smoothly?Go to step 4. Replace the appropriate toner add assembly. 4 go to’s 4Check the appropriate toner add assembly chute for clogging. Is the chute, located at the lower part of the above component, free of clogs and obstructions?Go to step 5. Clean any obstructions. 5Check the appropriate segment of the CMYK toner add motor assembly for operation. Caution: When performing motor tests, ensure that all cover and door interlock switches are overridden. Warning: Only perform this test in segments of three seconds or less or toner spill will occur. 1. Enter the Diagnostics Menu. 2. Touch MOTOR TESTS. 3. Touch Printer Motor Test. 4. Touch C, M, Y or K toner add motor. Does the above component operate properly?Go to step 7. Go to step 6. 6Check the CMYK toner add motor assembly connection. Is the above component properly connected?Replace the CMYK toner add motor assembly. Go to “CMYK toner add motor assembly removal” on page 4-103.Replace the connection. 7Perform a POR. Does the error remain when the power is turned off/on again?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved.
2-220Service Manual 7510 Go Back Previous Next toner cartridge detection error Incorrect black toner cartridge error Incorrect toner cartridge error Step Check Yes No 1Check the toner cartridge for proper installation. Is the above component properly installed?Go to step 3. Reinstall the toner cartridge. 2Replace the toner cartridge. Does the error continue?Got to step 3. Problem solved. 3Check the sensor (RFID toner cartridge) for the toner cartridge for proper connection. Is the above component properly connected?Replace the sensor (RFID toner cartridge). Go to “Sensor (RFID toner cartridge) removal” on page 4-117.Replace the connection. 4Perform a POR. Does the error remain when the power is turned off/on?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. 5Perform 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 4-84.Problem solved. Step Check Yes No 1Check the black toner cartridge for correct specification according to product make and model. Is the correct specification black toner cartridge installed.Install a new correct specification black toner cartridge.Reinstall the correct specification black toner cartridge. Step Check Yes No 1Check the toner cartridge for correct specification according to product make and model. Is the correct specification toner cartridge installed.Install a new correct specification toner cartridge.Reinstall the correct specification toner cartridge.
Diagnostic information2-221 7510 Go Back Previous Next Tray 1 media size mismatch error Tray 2 media size mismatch error Step Check Yes No 1Check the media tray assembly 1 side guide. Is the above component set properly?Go to step 2. Properly set the media tray assembly side guide. 2Check the media tray assembly 1 end guide. Is the above component set properly?Go to step 3. Properly set the media tray assembly end guide. 3Check the media tray assembly for damage. Is the above component damaged?Replace the media tray assembly. Go to step 4. 4Check the switch (media size) for proper connection. Is the above component properly connected?Replace the switch (media size)Replace the connection. 5Perform a POR. Does the error remain when the power is turned off/on?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. 6Perform 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 4-84.Problem solved. Step Check Yes No 1Check the media tray assembly 2 side guide. Is the above component set properly?Go to step 2. Properly set the media tray assembly side guide. 2Check the media tray assembly 2 end guide. Is the above component set properly?Go to step 3. Properly set the media tray assembly end guide. 3Check the media tray assembly for damage. Is the above component damaged?Replace the media tray assembly. Go to step 4. 4Check the switch (media size) for proper connection. Is the above component properly connected?Replace the switch (media size)Replace the connection.
2-222Service Manual 7510 Go Back Previous Next Tray 3 media size mismatch error 5Perform a POR. Does the error remain when the power is turned off/on?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. 6Perform 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 4-84.Problem solved. Step Check Yes No 1Check the media tray assembly 3 side guide. Is the above component set properly?Go to step 2. Properly set the media tray assembly side guide. 2Check the media tray assembly 3 end guide. Is the above component set properly?Go to step 3. Properly set the media tray assembly end guide. 3Check the media tray assembly for damage. Is the above component damaged?Replace the media tray assembly.Go to step 4. 4Check the switch (media size) for proper connection. Is the above component properly connected?Replace the switch (media size)Replace the connection. 5Perform a POR. Does the error remain when the power is turned off/on?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. 6Perform 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 4-84.Problem solved. Step Check Yes No
Diagnostic information2-223 7510 Go Back Previous Next Tray 4 media size mismatch error Tray 1 media type mismatch error Step Check Yes No 1Check the media tray assembly 4 side guide. Is the above component set properly?Go to step 2. Properly set the media tray assembly side guide. 2Check the media tray assembly 4 end guide. Is the above component set properly?Go to step 3. Properly set the media tray assembly end guide. 3Check the media tray assembly for damage. Is the above component damaged?Replace the media tray assembly. Go to step 4. 4Check the switch (media size) for proper connection. Is the above component properly connected?Replace the switch (media size)Replace the connection. 5Perform a POR. Does the error remain when the power is turned off/on?Replace the upper printer engine card assembly. Go to “Upper printer engine card assembly removal” on page 4-88.Problem solved. 6Perform 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 4-84.Problem solved. Step Check Yes No 1Check the media tray assembly 1 for the correct media type. Does the above tray contain the correct type of media?Go to step 2. Install the correct media. 2Check the media tray assembly 1 for the transparencies. Does the media tray 1 assembly contain transparencies?Ensure that the media tray assembly is supposed to be configured for transparencies or replace them with standard media.Go to step 3.
2-224Service Manual 7510 Go Back Previous Next Tray 2 media type mismatch error 3Check the sensor (transparency detect) for proper operation. 1. Enter the Diagnostics Menu. 2. Touch BASE SENSOR TESTS. 3. Touch Media path. 4. Touch Transparency detect 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 (transparency detect) for proper connection. Is the above component properly connected?Replace the sensor (transparency detect). Go to “Sensor (transparency detect) removal” on page 4-48.Replace the connection. 5Perform a POR. Does the error remain when the power is turned off/on?Replace the lower printer engine card assembly. Go to “Lower printer engine card assembly removal” on page 4-91.Problem solved. 6Perform 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 4-84.Problem solved. Step Check Yes No 1Check the media tray assembly 2 for the correct media type. Does the above tray contain the correct type of media?Go to step 2. Install the correct media. 2Check the media tray assembly 2 for the transparencies. Does the media tray 1 assembly contain transparencies?Ensure that the media tray assembly is supposed to be configured for transparencies or replace them with standard media.Go to step 3. Step Check Yes No