Diagnostic information 2-35
4024-XXX
284.02 Sensor (lower media exit) on jam B
Step Check Yes No
1 Check the media path.
1. Open the finisher front door assembly of the
finisher.
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 correctly?
Go to step 2. Clean or replace
the appropriate
roll, and clean the
media path.
2 Is the buffer roll assembly free of damage? Go to step 3. Clean or replace
the appropriate
roll, and clean the
media path.
3 Are the buffer pinch guide pinch rolls attached to the
buffer pinch guide assembly correctly?
Go to step 4. Clean or replace
the appropriate
roller, and clean
the media path.
4 Are the buffer pinch guide pinch rolls free of damage? Go to step 5. Clean or replace
the appropriate
roller, and clean
the media path.
5 Check the sensor (buffer path) for correct operation.
Perform the sensor (buffer path) test.
1. Enter Diagnostics mode.
2. Select FINISHER TESTS.
3. Select Sensor Tests.
4. Select Media Path1.
5. Select Buffer path.
Open the finisher front door.
Lower the buffer pinch guide assembly.
Push a sheet of media into the buffer path and around
the buffer roll assembly in a clockwise direction.
Does the display on the operator panel change every
time the actuator of the sensor (buffer path) is
operated?
Go to step 7. Go to step 6.
6 Check the sensor (buffer path) connection.
Is the above sensor connected properly?
Replace the
sensor (buffer
path). Go to
“Sensor (buffer
path) removal”
on page 4-93.
Replace the
connection.
7 Check the drive motor (buffer/transport) by opening the
finisher front door assembly and then closing it.
Does the drive motor (buffer/transport) rotate
normally?
Go to step 9. Go to step 8.
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