Lexmark W850 - Finisher Eject Cover Open; Finisher Upper Media bin Full

Diagnostic information 2-91
4024-XXX
Finisher eject cover open
Finisher upper media bin full
Step Check Yes No
1 Check the switch (eject cover interlock) installation.
Is the switch (eject cover interlock) installed correctly?
Go to step 2. Reinstall the
switch (media
eject cover).
2 Check the operation of the switch (eject cover
interlock).
Perform the switch (eject cover interlock) test.
1. Enter Diagnostics mode.
2. Select FINISHER TESTS.
3. Select Sensor Tests.
4. Select Cover and Door.
5. Select Surface H fin eject.
Does the display on the operator panel change every
time the actuator of the switch is activated?
Go to step 4. Go to step 3.
3 Is the switch (media cover interlock) connected
properly?
Replace the
switch (eject
cover interlock).
Go to “Switch
(eject cover
interlock)
removal” on
page 4-68.
Replace the
connection.
4 Perform a test print.
Does the error still occur?
Replace the
finisher controller
card assembly.
Go to “Finisher
controller card
assembly
removal” on
page 4-118.
Problem solved.
Step Check Yes No
1 Check the sensor (upper media bin full) for correct
operation.
Perform the sensor (upper media bin full) test.
1. Enter Diagnostics mode.
2. Select FINISHER TESTS.
3. Select Sensor Tests.
4. Select Bin Level.
5. Select Fin upper bin full.
Does the display of the operator panel change every
time a piece of white media is placed over the sensing
area of the sensor (upper media bin full)?
Replace the
finisher controller
card assembly.
Go to “Finisher
controller card
assembly
removal” on
page 4-118.
Go to step 2.