Lexmark C736 Service Manual
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Diagnostic information2-85 5026 Go Back Previous Next 244.29—Paper Jam service check 245.02—Paper Jam service check Step Questions / actions Yes No 11. Bring the printer up in Diagnostics Menu (turn off the printer, press and hold and . and turn on the printer). 2. Select PRINT TESTS, and press Select(). 3. Select Tray 4, and press Select(). 4. Select Single, and press Select(). Did the page feed correctly?Problem resolved. Go to step 2. 2Is tray 4 a high-capacity input tray (2,000- sheet feeder)?Replace the HCIT elevator- up sensor. See “HCIT elevator motor with sensor removal” on page 4-198.Replace the complete tray 4 option. Step Questions / actions Yes No 1Has paper been fed from an input option before?Go to step 4. Go to step 2. 21. Turn the printer off. 2. Remove the rear frame cover. See “Rear frame cover removal” on page 4-33. 3. Remove the right cover. See “Right cover removal” on page 4-37. 4. Check the connector JOPT1 for proper connection to the system board, the cable for pinch points, and the cable or connector for any other damage. Is the cable damaged?Replace the option cable. See “Option cable removal” on page 4-125.Go to step 3. 1JSB1JBIN1 JFAN1JFUSER1 JBOR1JHVPS1 JMIRR1JBLW1 JCVR1 JLVPS2 JCARTP1 JCARTS1 JCARTS2 JCARTP2 JDVR1 JTPS1 JOPT1 JFDS1 JINT1 JINT1 JFDPCK1JTRAY1JSEC1 JDX1 JT12J5 JDIMM1JOPP1 JT1 JUSB1 JBOOT1 JFMUSB1 J49 JTWF1 JTDBUG1 1111 11 1 11 1 1 1 1 1 1 1 1 1 11 1 1111 JTLBT1 JTLBT1 JPH1 F5F6F7 F9 F10F12F13F141 1J1011 A
2-86Service Manual 5026 Go Back Previous Next 245.03, 245.11—Paper Jam service check 3Carefully lift the printer off the options, and lay the printer on its back. Check the option connector for damage. Is the connector damaged?Replace the option cable. See “Option cable removal” on page 4-125. Go to step 4. 4Replace the complete tray 5 option. Does the error clear?Problem resolved. Replace the system board. See “System board removal” on page 4-153. Step Questions / actions Yes No 11. ring the printer up in Diagnostics Menu (turn the multifunction printer off, press and hold 3 and 6, turn the MFP on, and then release the buttons when the progress bar displays). 2. Select PRINT TESTS. 3. Select a tray below tray 3. 4. Select Single. Did the page print correctly?Problem resolved. Go to step 2. 2Is tray 5 a high-capacity input option (2,000- sheet feeder)?Replace the HCIT top plate. See “Top plate assembly removal” on page 4-204.Replace the complete tray 5 option. Step Questions / actions Yes No
Diagnostic information2-87 5026 Go Back Previous Next 245.05—Paper Jam service check Step Questions / actions Yes No 1Has paper been fed from an input option before?Go to step 5. Go to step 2. 21. Bring the printer up in Diagnostics Menu (turn off the printer, press and hold and . and turn on the printer). 2. Select PRINT TESTS, and press Select(). 3. Select Tray 5, and press Select(). 4. Select Single, and press Select(). Did the page feed correctly?Replace the option cable. See “Option cable removal” on page 4-125.Go to step 3. 31. Turn the printer off. 2. Remove the rear frame cover. See “Rear frame cover removal” on page 4-33. 3. Remove the right cover. See “Right cover removal” on page 4-37. 4. Check the connector at JOPT1 on the system board for proper connection, the cable for pinch points, and the cable or connector for any other damage. Is the cable damaged?Replace the option cable. See “Option cable removal” on page 4-125.Go to step 4. 1JSB1JBIN1 JFAN1JFUSER1 JBOR1JHVPS1 JMIRR1JBLW1 JCVR1 JLVPS2 JCARTP1 JCARTS1 JCARTS2 JCARTP2 JDVR1 JTPS1 JOPT1 JFDS1 JINT1 JINT1 JFDPCK1JTRAY1JSEC1 JDX1 JT12J5 JDIMM1JOPP1 JT1 JUSB1 JBOOT1 JFMUSB1 J49 JTWF1 JTDBUG1 1111 11 1 11 1 1 1 1 1 1 1 1 1 11 1 1111 JTLBT1 JTLBT1 JPH1 F5F6F7 F9 F10F12F13F141 1J1011 A
2-88Service Manual 5026 Go Back Previous Next 245.10—Paper Jam service check 4Carefully lift the printer off the option, and lay the printer on its back. Check the option connector for damage. Is the connector damaged?Replace the option cable. See “Option cable removal” on page 4-125. Go to step 5. 5Is tray 4 a high-capacity input option (2,000- sheet feeder)?Go to step 7. Got to step 6. 6Replace the complete tray 5 option. Does the error clear?Problem resolved. Replace the system board. See “System board removal” on page 4-153. 7Replace the HCIT top plate. See “Top plate assembly removal” on page 4-204. Problem resolved. Replace the system board. See “System board removal” on page 4-153. Step Questions / actions Yes No 11. Bring the printer up in Diagnostic menu (turn off the printer, press and hold and . and turn on the printer). 2. Select PRINT TESTS, and press Select(). 3. Select a tray below tray 5. 4. Select Single, and press Select(). Did the page feed correctly?Problem resolved. Replace the complete tray 5 option. Step Questions / actions Yes No
Diagnostic information2-89 5026 Go Back Previous Next 245.17—Paper Jam service check Step Questions / actions Yes No 1Has paper been fed from an input option before?Go to step 4. Go to step 2. 21. Turn the printer off. 2. Remove the rear frame cover. See “Rear frame cover removal” on page 4-33. 3. Remove the right cover. See “Right cover removal” on page 4-37. 4. Check the connector JOPT1 for proper connection to the system board, the cable for pinch points, and the cable or connector for any other damage. Is the cable damaged?Replace the option cable. See “Option cable removal” on page 4-125.Go to step 3. 3Carefully lift the printer off the options, and lay the printer on its back. Check the option connector for damage. Is the connector damaged?Replace the option cable. See “Option cable removal” on page 4-125. Go to step 4. 4Replace the complete tray 5 option. Does the error clear?Problem resolved. Replace the system board. See “System board removal” on page 4-153. 1JSB1JBIN1 JFAN1JFUSER1 JBOR1JHVPS1 JMIRR1JBLW1 JCVR1 JLVPS2 JCARTP1 JCARTS1 JCARTS2 JCARTP2 JDVR1 JTPS1 JOPT1 JFDS1 JINT1 JINT1 JFDPCK1JTRAY1JSEC1 JDX1 JT12J5 JDIMM1JOPP1 JT1 JUSB1 JBOOT1 JFMUSB1 J49 JTWF1 JTDBUG1 1111 11 1 11 1 1 1 1 1 1 1 1 1 11 1 1111 JTLBT1 JTLBT1 JPH1 F5F6F7 F9 F10F12F13F141 1J1011 A
2-90Service Manual 5026 Go Back Previous Next 245.29—Paper Jam service check 900.00–900.99 (except 900.05)—System software error service check There are different types of 900.xx errors that can occur. There may be a communication problem (Bad cable, network connection, and so on) software issue, or a hardware problem with the controller board, or ISP (Internal solutions port). The communication and software aspects should be checked first. Determine if the problem is constant or intermittent. Use the troubleshooting procedure below to isolate the issue. Take any notes as instructed. You will need that information in the event you need to contact your next level support. Note: Before troubleshooting, determine the operating system used when the error occured. If possible determine whether a PostScript or PCL file was sent to the device when the error occured. Ask the customer which Lexmark Solutions applications are installed on the device. Step Questions / actions Yes No 11. Bring the printer up in Diagnostic menu (turn off the printer, press and hold and . and turn on the printer). 2. Select PRINT TESTS. 3. Select Tray 5. 4. Select Single. Did the page feed correctly?Problem resolved. Go to step 2. 2Is tray 5 a high-capacity input tray (2,000- sheet feeder)?Replace the HCIT elevator- up sensor. See “Top plate assembly removal” on page 4-204.Replace the complete tray 5 option. Step Action and questions Yes No 1POR the device. Does the error reoccur?Go to step 2. Problem resolved. 2• Write down the exact 900.xx error code displayed on the device. • Turn the device off. • Clear the print queues. • Disconnect all communication cables, and remove all memory options. • Remove all ISP and modem cards. • Restart the device into diagnostic mode. Does the 900.xx error reoccur during startup?Go to step 3. Go to step 6. 3Check all the cables connected to the RIP board for proper connectivity. Are the cables properly connected?Go to step 5. Go to step 4. 4Properly connect the cables to the RIP board. Restart the device into diagnostic mode. Does the 900.xx error reoccur during startup?Go to step 5. Go to step 6. 5Replace the RIP board, and restart the device. Does this fix the problem? Note: If an error, different from the original 900.xx, is displayed, consult the service check for that error.Problem resolved.Go to step 31.
Diagnostic information2-91 5026 Go Back Previous Next 6Print the following: •Error log • Menu settings page • Network settings page Does the 900.xx error reoccur while these pages were printing?Go to step 31. Go to step 7. 7Re-attach the communications cable. Restart the printer to operating mode. Send the printer a print job. Does the 900.xx error reoccur? Note: Before performing this step, write down this information about the file being sent to the printer: • Application used • Operating system • Driver type • File type (PCL, PostScript, XPS, etc.)Go to step 8. Go to step 10. 8Restart the printer to operating mode. Send a different print job to the device. Does the 900.xx error reoccur?Go to step 9. Go to step 10. 9Upgrade the firmware. Contact your next level of support for the correct firmware level to use. Restart the printer to operating mode. Send the printer a print job. Does the 900.xx error reoccur?Go to step 31. Go to step 10. 10Is the device a Multi Function Printer? Go to step 11. Go to step 13. 11Run a copy job. Does the 900.xx error reoccur?Go to step 31. Go to step 12. 12Run a scan to PC job. Does the 900.xx error reoccur?Go to step 31. Go to step 13. 13Is there optional memory installed? Go to step 14. Go to step16. 14Reinstall the memory, and send a print job to the device. Does the 900.xx error reoccur?Go to step 15. Go to step 16. 15Install a Lexmark recommended memory option. Send a print job to the device. Does the 900.xx error reoccur?Go to step 31. Problem resolved. 16Is there a modem installed on the device? Go to step 17. Go to step 21. 17Reinstall the modem. Restart the device. Does the 900.xx error reoccur?Go to step 18. Go to step 20. 18Upgrade the firmware. Contact your next level of support for the correct firmware level to use. Restart the printer to operating mode. Send the printer a print job. Does the 900.xx error reoccur?Go to step 19. Problem resolved. Step Action and questions Yes No
2-92Service Manual 5026 Go Back Previous Next 19Replace the modem. Restart the device. Does the 900.xx error reoccur?Go to step 31. Problem resolved. 20Run a fax job. Does the 900.xx error reoccur?Go to step 31. Go to step 21. 21Are there any ISP (internal solutions port) options installed?Go to step 22. Problem resolved. 22Reinstall the first ISP option. Restart the device. Does the 900.xx error reoccur?Go to step 24. Go to step 23. 23Run a job to test the option. Does the 900.xx error reoccur?Go to step 24. Go to step 26. 24Upgrade the firmware. Contact your next level of support for the correct firmware level to use. Restart the printer to operating mode. Does the 900.xx error reoccur?Go to step 25. Problem resolved. 25Replace the faulty ISP option. Restart the device. Does the 900.xx error reoccur?Go to step 31. Go to step 26. 26Are there any more ISP options to install? Go to step 27 Problem resolved. 27Install the next ISP option. Restart the device. Does the 900.xx error reoccur?Go to step 29. Go to step 28. 28Run a job to test the option. Does the 900.xx error reoccur?Go to step 29. Go to step 26. 29Upgrade the firmware. Contact your next level of support for the correct firmware level to use. Restart the printer to operating mode. Does the 900.xx error reoccur?Go to step 30. Go to step 26. 30Replace the faulty ISP option. Restart the device. Does the 900.xx error reoccur?Go to step 31. Go to step 26. 31Contact your next level of support. You will need the following information for them: • Exact 900.xx error digits and complete error message • Printed menu settings page • Printed network settings page • Device error log • A sample print file if error appears to be isolated to a single file • File/Application used if error is related to specific print file • Device Operating System • Driver used (PCL/PS) • Frequency of the occurrence of the error Step Action and questions Yes No
Diagnostic information2-93 5026 Go Back Previous Next 900.05—Transfer module error service check Step Questions / actions Yes No 11. Turn the printer off. 2. Remove the rear frame cover. See “Rear frame cover removal” on page 4-33. 3. Check the transport cable in connector JTPS1 (A) for proper connection to the system board. 4. Open the front access door and check the transport cable for pinch points and any other damage to the cable or connector. Is the cable damaged?Replace the transport cable. See “Transport cable removal” on page 4-170. Go to step 2. 2Replace the transfer module. Does the error clear?Problem resolved. Replace the system board. See “System board removal” on page 4-153. 1JSB1JBIN1 JFAN1JFUSER1 JBOR1JHVPS1 JMIRR1JBLW1 JCVR1 JCVR1 JLVPS2 JLVPS2 JCARTP1 JCARTS1 JCARTS2 JCARTP2 JDVR1 JTPS1 JOPT1 JFDS1 JINT1 JFDPCK1JTRAY1JSEC1 JDX1 JT12J5 JDIMM1JOPP1 JOPP1 JT1 JUSB1 JBOOT1 JFMUSB1 J49 JTWF1 JTDBUG1 1111 11 1 11 1 1 1 1 1 1 1 1 1 11 1 1111 JTLBT1 JPH1 F5F6F7 F9 F10F12F13F141 1J1011 A
2-94Service Manual 5026 Go Back Previous Next 902.59—Engine software error, NVRAM MGR problem service check 920.03, 920.25—Transfer Module Missing error service check Step Questions / actions Yes No 1Has the printhead been recently replaced? Replace with a new system board that has never been used before. See “System board removal” on page 4-153Go to step 2. 2Has the transfer module been recently replaced?Replace with a new transfer module. See “Transfer module removal” on page 4-168. Go to step 3. 3Make sure the printhead is plugged into the connector JPH1. Remove the rear frame cover. See “Rear frame cover removal” on page 4-33. Is the printhead correctly connected?Go to step 4. Reseat the connector. 4Has the printhead been replaced recently? Replace with a new printhead. See “Printhead removal, installation, and adjustment” on page 4-135. Contact the new level of support. Step Questions / actions Yes No 1Open the front access door. Reseat the transport cable. Does the error clear?Problem resolved. Go to step 2. 1JSB1JBIN1 JFAN1JFUSER1 JBOR1JHVPS1 JMIRR1JBLW1 JBLW1 JCVR1 JLVPS2 JCARTP1 JCARTS1 JCARTS2 JCARTP2 JDVR1 JTPS1 JOPT1 JFDS1 JINT1 JFDPCK1JTRAY1JSEC1 JDX1 JT12J5 JDIMM1JOPP1 JT1 JUSB1 JBOOT1 JFMUSB1 J49 JTWF1 JTDBUG1 1111 11 1 11 1 1 1 1 1 1 1 1 1 11 1 1111 JTLBT1 JPH1 F5F6F7 F9 F10F12F13F141 1J1011 A