Lexmark C736 Service Manual

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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...

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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...

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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...

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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,...

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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...

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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...

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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...

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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...

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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...

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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...