Lexmark C736 Service Manual
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Diagnostic information2-55 5026 Go Back Previous Next 162.xx, 163.xx—Motor Error (option tray 3) service check Step Questions / actions Yes No 11. Turn the printer off. 2. Reseat option tray 3. 3. Bring the printer up in Diagnostics Menu (turn off the printer, press and hold and . and turn on the printer). 4. Select PRINT TESTS, and press Select(). 5. Select the Tray 3, and press Select(). 6. Select Single, and press Select(). Did the page print?Problem resolved. 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. Check the option cable in connector JOPT1 (A) on the system board for proper connection, for cable pinch points, and for any other damage to the cable or connector Is the cable damaged?Replace the option cable. See “Option cable removal” on page 4-125. Go to step 3. 3Remove the right cover. See “Right cover removal” on page 4-37. Check the option cable for pinch points and any damage. Is the cable damaged?Replace the option cable. See “Option cable removal” on page 4-125. Go to step 4 4Is the option tray 3 the high-capacity input tray (2,000-sheet feeder)?Replace the HCIT top plate assembly. See “Top plate assembly removal” on page 4-204.Replace the option tray 3 assembly. 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
2-56Service Manual 5026 Go Back Previous Next 164.xx, 165.xx—Motor Error (option tray 4) service check Step Questions / actions Yes No 11. Turn the printer off. 2. Reseat option tray 4. 3. Bring the printer up in Diagnostics Menu (turn off the printer, press and hold and . and turn on the printer). 4. Select PRINT TESTS, and press Select(). 5. Select the Tray 4, and press Select(). 6. Select Single, and press Select(). Did the page print?Problem resolved. Go to step 2. 2Turn the printer off, and then remove the rear frame cover. See “Rear frame cover removal” on page 4-33. Check the option cable in connector JOPT1 (A) on the system board for proper connection, for cable pinch points, and for any other damage to the cable or connector Is the cable damaged?Replace the option cable. See “Option cable removal” on page 4-125. Go to step 3. 3Remove the right cover. See “Right cover removal” on page 4-37. Check the option cable for pinch points and any damage. Is the cable damaged?Replace the option cable. See “Option cable removal” on page 4-125. Go to step 4. 4Is the option tray 4 the high-capacity input tray (2,000-sheet feeder)?Replace the HCIT top plate assembly. See “Top plate assembly removal” on page 4-204.Replace the option tray 4 assembly. 1JSB1JBIN1 JFAN1JFUSER1 JBOR1JHVPS1 JMIRR1JBLW1 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
Diagnostic information2-57 5026 Go Back Previous Next 166.xx, 167.xx—Motor Error (option tray 5) service check Step Questions / actions Yes No 11. Turn the printer off. 2. Reseat option tray 5. 3. Bring the printer up in Diagnostics Menu (turn off the printer, press and hold and . and turn on the printer). 4. Select PRINT TESTS, and press Select(). 5. Select the Tray 5, and press Select(). 6. Select Single, and press Select(). Did the page print?Problem resolved. 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. Check the option cable in connector JOPT1 (A) on the system board for proper connection, for cable pinch points, and for any other damage to the cable or connector Is the cable damaged?Replace the option cable. See “Option cable removal” on page 4-125. Go to step 3. 3Remove the right cover. See “Right cover removal” on page 4-37. Check the option cable for pinch points and any damage. Is the cable damaged?Replace the option cable. See “Option cable removal” on page 4-125. Go to step 4 4Is the option tray 5 the high-capacity input tray (2,000-sheet feeder)?Replace the HCIT top plate assembly. See “Top plate assembly removal” on page 4-204.Replace the option tray 5 assembly. 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
2-58Service Manual 5026 Go Back Previous Next 168.xx—Motor (HCIT elevator) error service check Step Questions / actions Yes No 1Is the paper properly loaded in the high- capacity input tray (HCIT)?Go to step 2. Fan the media, and then stack flat in the HCIT drawer. 21. Turn the printer off. 2. Reseat option the HCIT option. 3. Bring the printer up in Diagnostics Menu (turn off the printer, press and hold and . and turn on the printer). 4. Select PRINT TESTS, and press Select(). 5. Select HCIT, and press Select(). 6. Select Single, and press Select(). Did the error clear?Problem resolved. 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. Check the option cable in connector JOPT1 (A) on the system board for proper connection, for cable pinch points, and for any other damage to the cable or connector Is the cable damaged?Replace the option cable. See “Option cable removal” on page 4-125. Go to step 4. 4Check the cable in the HCIT. Is the cable damaged?Replace the elevator-up cable.Replace the elevator motor with sensor. See “HCIT elevator motor with sensor removal” on page 4-198. 1JSB1JBIN1 JFAN1JFUSER1 JBOR1JHVPS1 JMIRR1JBLW1 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
Diagnostic information2-59 5026 Go Back Previous Next 200.11, 250.03—Paper Jam error service check Step Questions / actions Yes No 1Open the front access door. Turn the transport belt gear clockwise. Did the transport belt move?Go to step 2. Replace the transport belt. See “Transfer module removal” on page 4-168. 21. Disconnect the cable in connector JFDPCK1 and connect the cables for the new paper pick mechanism. 2. Bring the printer up in Diagnostics Menu (turn off the printer, press and hold and . and turn on the printer). 3. Select MOTOR TESTS, and press Select(). 4. Select Align Motor Test, and press Select(). Can you hear the align motor run?Go to “Input sensor service check” on page 2-128.Replace the paper pick mechanism. See “Paper pick mechanism assembly removal” on page 4-127.
2-60Service Manual 5026 Go Back Previous Next 201.06, 201.31—Paper Jam error service check Step Questions / actions Yes No 1Open the front access door. Turn the transport belt gear clockwise. Did the transport belt move?Go to step 2. Replace the transport module. See “Transfer module removal” on page 4-168. 2Bring the printer up in Diagnostics Menu (turn off the printer, press and hold and . and turn on the printer). Perform the Align Motor Test. See “Motor tests” on page 3-9. Can you hear the align motor run?Go to step 3. Replace the paper pick mechanism. See “Paper pick mechanism assembly removal” on page 4-127. 3Turn the printer off, and then remove the fuser. See “Fuser removal” on page 4-104. Is the exit sensor flag damaged?Replace the fuser. See “Fuser removal” on page 4-104. Go to step 4. 4Verify the paper is loaded properly in the paper tray or manual feed slot. Is the paper properly loaded?Go to step 5. Load paper correctly. 51. Replace the fuser. See “Fuser removal” on page 4-104. 2. Turn the printer off. 3. ,POR the printer. Did the error clear?Problem resolved Replace the original fuser, and go to step 6.
Diagnostic information2-61 5026 Go Back Previous Next 6Remove the rear frame cover. See “Rear frame cover removal” on page 4-33. Check the fuser DC cable in the connector JFUSER1 for proper connection to the system board, for pinch points, and for any other damage to the cable or the connector. Is the cable damaged?Replace the fuser DC cable. See “Fuser DC cable removal” on page 4-106. Go to step 7 71. POR the printer. 2. Place a voltmeter between pin 8 and pin 6 on the JFUSER1 connector. Does the meter read +5 V dc?Go to step 8. Replace the system board. See “System board removal. 8Place a voltmeter between Fuser DC autoconnect pin 8 and ground (pin 6). Does the meter read +5 V dc?Go to step 9. Replace the fuser DC cable. See “Fuser DC cable removal” on page 4-106. Step Questions / actions Yes No 1JSB1JBIN1 JFAN1JFUSER1 JBOR1JHVPS1 JMIRR1JBLW1 JCVR1 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 Pin 6 (ground) Pin 8
2-62Service Manual 5026 Go Back Previous Next 91. Replace the fuser. See “Fuser removal” on page 4-104. 2. Bring the printer up in Diagnostics Menu (turn off the printer, press and hold and . and turn on the printer). 3. Select SENSOR TESTS, and press Select(). 4. Select Dynamic Sensors, and press Select(). 5. Select Fuser Exit, and press Select(). 6. Open the front access door and the top access cover. 7. Did the fuser exit sensor change from Open to Closed?Problem resolved Replace the system board. See “System board removal” on page 4-153. Step Questions / actions Yes No
Diagnostic information2-63 5026 Go Back Previous Next 203.09—Paper Jam error service check Step Questions / actions Yes No 1Open the front access door. Turn the transport belt gear clockwise. Did the transport belt move?Go to step 2. Replace the transport belt. See “Transfer module removal” on page 4-168. 2Turn the printer off, and then remove the fuser. See “Fuser removal” on page 4-104. Is the exit sensor flag damaged?Replace the fuser. See “Fuser removal” on page 4-104. Go to step 3. 3Verify the paper is loaded properly in the paper tray or manual feed slot. Is the paper properly loaded?Go to step 4. Load paper correctly. 4Replace the fuser. See “Fuser removal” on page 4-104. POR the printer. Did the error clear?Problem resolved. Remove the new fuser, and go to step 5.
2-64Service Manual 5026 Go Back Previous Next 5Remove the rear frame cover. See “Rear frame cover removal” on page 4-33. Check the fuser DC cable in the connector JFUSER1 for proper connection to the system board, for pinch points, and for any other damage to the cable or the connector. Is the cable damaged?Replace the fuser DC cable. See “Fuser DC cable removal” on page 4-106. Go to step 6. 61. POR the printer. 2. Place a voltmeter between pin 8 and pin 6 (ground) on the JFUSER1 connector on the system board. 3. Does the meter read +5 V dc?Go to step 7. Replace the system board. See “System board removal” on page 4-153. 7Place a voltmeter between the fuser autoconnect pin 8 and ground (6). Does the meter read +5 V dc?Go to step 8. Replace the fuser DC cable. See “Fuser DC cable removal” on page 4-106. Step Questions / actions Yes No 1JSB1JBIN1 JFAN1JFUSER1 JBOR1JHVPS1 JMIRR1JBLW1 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 Pin 6 (ground) Pin 8