241.Xx Paper Jam Service Check - Lexmark C78x Service Manual

5061
Step Actions and questions
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. See
option deflector button replacement" on page
Should the button be replaced?
8 Check for the correct sensor operation by performing
the Duplex Sensor test. See
on page
9 Make sure the sensors are correctly connected to the
duplex system board.
Are the cables correctly connected?

241.xx paper jam service check

500-sheet drawer
Media does not reach the pass thru sensor.
Step Actions and questions
1 Make sure the media installed in the tray meets
specifications.
Does the media meet specifications?
2 Make sure the media is loaded correctly. Make sure
the side and back restraints are located and seated
properly.
Is the media loaded correctly?
3 See if the paper is trying to feed from the tray.
Note: You can observe the autocompensator feed rolls
and the paper through the tray access door.
Run the Tray x feed test from the Diagnostics menu to
help diagnose a feed problem. See
page
Is the media leaving the tray?
4 Are both of the autocompensator pick rolls installed
and turning?
5 Check the autocompensator pick rolls for wear or
contamination.
Are the autocompensator pick rolls worn or
contaminated?
6 Check the pass thru sensor for correct operation by
running the Tray x sensor test from the Diagnostics
Menu. See
Does the pass thru sensor operate correctly?
2-38
Service Manual
"Duplex Sensor Test"
3-19.
3-20.
"Sensor Test" on page
Yes
Repair the
actuator link.
"Duplex Replace the
A-3. actuator button.
Replace the
duplex option.
Replace the
duplex option.
Yes
Go to step 2
Go to step 3
Go to step 7
"Feed Test" on
Go to step 5
Replace the pick
arm rolls.
Replace both
rolls at the same
time.
Check for any
obstructions that
3-20. might catch the
media and create
a paper jam.
No
Go to step 7
Go to step 8
Go to step 9
Correctly connect
the cables.
No
Inform the
customer that
media loaded in
Tray x does not
meet media
specifications.
Load the media
correctly.
Go to step 4
Go to step 8
Go to step 6
Go to step 7