Sensor (Registration) On Jam (Duplex Paper Feed) - Lexmark X862de Service Manual

7500-432, -632, and -832
Step
14 Perform a 2 sided print test.
Does the error still occur?

231.01 Sensor (registration) on jam (duplex paper feed)

Step
1 Check the paper position.
Open the printer left door assembly, and visually check
it.
Does the paper touch the sensor (registration)?
2 Check the paper position.
Open the duplex left door assembly, and visually check
it.
Does the paper touch the duplex wait actuator?
3 Check the duplex unit for proper installation.
Remove the duplex unit assembly and reinstall it.
Perform a two sided print test.
Does the error still occur?
4 Check the roll.
Open the duplex left door assembly.
Is the roll of the duplex media transport roll assembly
free of excess wear and contamination?
5 Check the drive power transmission.
Open the duplex left door assembly.
Do the duplex media transport roll assembly and the
other gears rotate smoothly?
6 Check the roll.
Open the duplex left door assembly.
Is the roll of the duplex media center transport roll
assembly free of excess wear and contamination?
2-52
MFP Service Manual
Check
Check
Yes
Replace the printer Problem solved.
engine card
assembly.
Go to "Printer
engine card
assembly removal"
on page 4-119.
Yes
Remove the paper. Go to step 2.
Remove the paper. Go to step 3.
Go to step 4. Problem solved.
Go to step 5. Clean or replace the
duplex media
transport roll
assembly.
Go to
media transport
rolls removal" on
page
Go to step 6. Replace damaged
components.
Go to
media transport
rolls removal" on
page
Go to step 7. Clean or replace the
duplex media center
transport roll
assembly.
Go to
media center
transport roll
removal" on
page
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