Lexmark T652 Service Manual page 140

Action
Step 3
Check if the display on the operator panel changes every time the
sensing area of the sensor (output pass through) is interrupted or
blocked.
a
Enter the diagnostic mode.
b
Select Output bin tests.
c
Select Sensor test.
d
Select Output bin x.
e
Observe the line item "passthru."
If possible, replace the sensor. Go to
stacker pass through) removal" on page
mailbox pass through) removal" on page
(output expander pass through) removal" on page
Does the problem remain?
Step 4
Check the above sensor for proper connection, and if necessary,
replace the connection.
Does the problem remain?
Step 5
Perform a print test using the output option. If necessary, replace
the output option.
Does the problem remain?
"Sensor (high capacity
399, "Sensor (5-bin
348, or "Sensor
428.
Diagnostic information
140
Yes No
Go to step 4. Problem is solved.
Go to step 5. Problem is solved.
Contact next level of Problem is solved.
support.
4062