Sensor (Lower Media Exit) On Jam B - Lexmark X850e Service Manual

Step Check
11 Check the sensor (lower media exit) for proper
operation.
Perform the sensor (lower media exit) test.
1. Enter the Diagnostics Menu.
2. Touch FINISHER TESTS.
3. Touch Sensor Test.
4. Touch Media Path 1.
5. Touch Lower media exit.
Open the finisher front door.
Move the lower media guide assembly to the right.
Push a sheet of media into the paper path towards the
sensor (lower media exit).
Does the operator panel display change every time the
actuator of the sensor (lower media exit) is operated?
12 Check the sensor (lower media exit) connection.
Is the above sensor connected properly?
13 Perform a print test.
Does the error still occur?

284.02 Sensor (lower media exit) on jam B

Step Check
1 Check the media path.
1. Open the finisher front door assembly.
2. Open the lower pinch guide assembly to the right.
3. Open the buffer pinch guide assembly downward.
4. Check the buffer roll assembly by turning the rolls
with your fingers.
Is the buffer roll assembly installed properly?
2 Is the buffer roll assembly free of damage?
3 Are the buffer pinch guide pinch rolls attached to the
buffer pinch guide assembly properly?
Yes No
Go to step 13. Go to step 12.
Replace the Replace the
sensor (lower connection.
media exit).
"Sensor
Go to
(lower media
exit) removal"
on page 4-157.
Replace the Problem solved.
finisher controller
card assembly.
Go to "Finisher
controller card
assembly
removal" on
page 4-195.
Yes No
Go to step 2. Clean or replace
the appropriate
roll, and clean the
media path.
Go to step 3. Clean or replace
the appropriate
roll, and clean the
media path.
Go to step 4. Clean or replace
the appropriate
roller, and clean
the media path.
Diagnostic information
7500-XXX
2-83