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Lexmark W850 - Page 120

Lexmark W850
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2-98 Finisher Service Manual
4024-XXX
3 Check the sensor (stacker bin level 1) for correct
operation.
Perform the sensor (stacker bin level 1) test.
1. Enter Diagnostics mode.
2. Select FINISHER TESTS.
3. Select Sensor Tests.
4. Select Bin Level.
5. Select Stacker bin level1.
Does the display on the operator panel change every
time the sensing area of the sensor (stacker bin level 1)
is blocked by a multi page document?
Go to step 5. Go to step 4.
4 Is the sensor (stacker bin level 1) connected properly? Replace the
sensor (stacker
bin level 1). Go to
“Sensor
(stacker bin
level 1)
removal” on
page 4-34.
Replace the
connection.
5 Check the sensor (stacker bin level 2) for correct
operation.
Perform the sensor (stacker bin level 2) test.
1. Enter Diagnostics mode.
2. Select FINISHER TESTS.
3. Select Sensor Tests.
4. Select Bin Level.
5. Select Stacker bin level2.
Does the display on the operator panel change every
time the sensing area of the sensor (stacker bin level 2)
is blocked by a multi page document?
Go to step 7. Go to step 6.
6 Check the sensor (stacker bin level 2) connection.
Are the connections of the main sensor cable assembly
correctly connected?
Replace the
sensor (stacker
bin level 2). Go to
“Sensor
(stacker bin
level 2)
removal” on
page 4-34.
Replace the
connection.
7 Check the stacker bin lift motor assembly by blocking
the lower hole in either of the sensor (stacker bin level).
The stacker bin should lower slightly.
Does the stacker bin lift motor assembly rotate
normally?
Go to step 9. Go to step 8.
8 Is the stacker bin lift motor assembly connected
properly?
Replace the
stacker bin lift
motor assembly.
Go to “Stacker
bin lift motor
assembly
removal” on
page 4-38.
Replace the
connection.
Step Check Yes No

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