Lexmark X862de - Duplex Left Door Assembly Open; Exit 2 Left Door Assembly Open

2-176 MFP Service Manual
7500-432, -632, and -832
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Duplex left door assembly open
Exit 2 left door assembly open
Step Check Yes No
1 Check the duplex left door assembly for opening and
closing.
Does the duplex left door assembly open or close
normally?
Go to step 2. Check the duplex
left cover assembly
for deformation and
reinstall it.
2 Check the switch (duplex left door interlock) for proper
operation.
1. Enter the Diagnostics Menu.
2. Touch DUPLEX TESTS.
3. Touch Sensor Test.
4. Touch Door D duplex left.
Open the duplex left door assembly, and visually check
it.
Does the operator panel change every time the actuator
on the above switch operates?
Reconnect the
connector on the
printer engine card
assembly.
Go to step 3.
3 Check the switch (duplex left door interlock) for proper
connection.
Is the above switch connected properly?
Go to step 4. Replace the
connection.
4 Check the duplex controller card assembly and printer
engine card assembly for proper connection.
Are the connections on the duplex controller card
assembly and the connector P417 on the printer engine
card assembly connected?
Go to step 5. Replace the
connection.
5 Perform a 2 sided print test.
Does the error still occur?
Replace the duplex
controller card
assembly.
Go to “Duplex
controller card
assembly removal”
on page 4-311.
Go to step 6.
Problem solved.
6 Perform a 2 sided print test.
Does the error still occur?
Replace the printer
engine card
assembly.
Go to “Printer
engine card
assembly removal”
on page 4-119.
Problem solved.
Step Check Yes No
1 Check the exit 2 left door assembly for opening and
closing.
Does the exit 2 left door assembly open or close
normally?
Go to step 2. Check the exit 2 left
door assembly for
deformation, and
then reinstall it.
Go to “Exit 2 left
cover removal” on
page 4-325.