Sensor (Buffer Path) Static Jam A - Lexmark X850e Service Manual

283.02 Sensor (buffer path) static jam A

Step Check
1 Check the sensor (buffer path) for proper operation.
Perform the buffer path test.
1. Enter the Diagnostics Menu.
2. Touch FINISHER TESTS.
3. Touch Sensor Test.
4. Touch Media Path 1.
5. Touch 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 operator panel display change every time the
actuator of the sensor (buffer path) is operated?
2 Check the sensor (buffer path) connection.
Is the above sensor connected properly?
3 Check the drive motor (buffer/transport) for proper
operation.
Perform the drive motor (buffer/transport) test.
Remove the finisher rear upper cover. Go to
upper cover removal" on page
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Finisher Motor Tests.
4. Touch Motor (buffer/transport).
Does the drive motor (buffer/transport) operate
properly?
4 Check the drive motor (buffer/transport) connection.
Is the above motor connected properly?
5 Perform a print test.
Does the error still occur?
Yes
Go to step 3.
Replace the
sensor (buffer
path).
Go to
(buffer path)
removal" on
page
Go to step 5.
"Rear
4-101.
Replace the drive
motor (buffer/
transport).
Go to
motor (buffer/
transport) and
belt (buffer/
transport)
removal" on
page
Replace the
finisher controller
card assembly.
Go to
controller card
assembly
removal" on
page
7500-XXX
No
Go to step 2.
Replace the
connection.
"Sensor
4-170.
Go to step 4.
Replace the
connection.
"Drive
4-192.
Problem solved.
"Finisher
4-195.
Diagnostic information
2-77