Lexmark C750 Service Manual page 110

5060-00x
230 Paper jam
Step Action and questions
1 Thoroughly examine the duplex paper path for torn
paper that may be blocking the sensors or paper path.
Is the duplex paper path clear?
2 Check the lower right door paper path.
Does media pass freely between the door and the
metal plate?
3 Are any of the following conditions true?
• Only the back of the page of a duplex job prints and
exits into the standard bin.
• Media exits the right side of the print.
• Media jams in the duplex at the diverter.
4 Open the redrive door and check that the diverter
operates freely.
Does the diverter operate freely?
5 Close the redrive door and check that the diverter
operates freely.
Does the diverter operate freely?
6 Check that the diverter actuator link is not binding or
damaged. Examine the link for damage under the
duplex option.
Is link binding or damaged?
7 Check the duplex actuator button.
deflector button replacement" on appendix
page
Should the button be replaced?
8 Paper input and paper exit systems. Check for correct
operation by performing the duplex
page
Do the sensors pass the test?
2-76
Service Manual
A-29.
3-23.
Yes
Go to step 2
Go to step 3
Go to step 4
Go to step 5
Go to step 6
Repair the actuator
link.
See"Duplex option Replace the
Actuator button.
Repair or replace
"Sensor Test" on the duplex option.
No
Clear the paper
path.
Replace the lower
right door. See
"Lower right door
assembly
removal" on
page 4-12.
Go to step 8
Replace the fuser
assembly. See
"Fuser assembly
removal" on
page 4-31.
Replace the
redrive door. See
"Redrive door
removal" on
page 4-14.
Go to step 7
Go to step 8
Go to step 9