Lexmark X850e Service Manual page 190

7500-XXX
Step Check
4 Check the sensor (stacker bin level 1) for proper
operation.
Perform the sensor (stacker bin level1) test.
1. Enter the Diagnostics Menu.
2. Touch FINISHER TESTS.
3. Touch Sensor Test.
4. Touch Bin Level.
5. Touch Stacker bin level1.
Does the operator panel display change every time the
sensing area of the sensor (stacker bin level 1) is
blocked by a multiple page document or your finger?
5 Is the sensor (stacker bin level 1) connected properly?
6 Check the sensor (stacker bin level2) for proper
operation.
Perform the sensor (stacker bin level2) test.
1. Enter the Diagnostics Menu.
2. Touch FINISHER TESTS.
3. Touch Sensor Test.
4. Touch Bin Level.
5. Touch Stacker bin level2.
Does the operator panel display change every time the
sensing area of the sensor (stacker bin level 2) is
blocked by a piece of media or your finger?
7 Is the sensor (stacker bin level 2) connected properly?
2-122
Options Service Manual
Yes No
Go to step 6. Go to step 5.
Replace the Replace the
sensor (stacker connection.
bin level 1).
Go to "Sensor
(stacker bin
level 1)
removal" on
page 4-111.
Go to step 8. Go to step 7.
Replace the Replace the
sensor (stacker connection.
bin level 2).
"Sensor
Go to
(stacker bin
level 2)
removal" on
page 4-111.