Lexmark 7462 series Service Manual page 170

Sensor (ADF sheet through) lingering jam service check
Action
Step 1
Check the media size setup and tray guides for the ADF.
•
Make sure that the media size matches the size set for the ADF.
•
If necessary, replace the media, or change the media size
setup.
Does the problem remain?
Step 2
a
Check if the original document is free of paper clips and staples
as well as creases, tears, holes, or excessive wear.
b
If the original document is damaged, replace it, and then
perform an ADF test.
Does the problem remain?
Step 3
Check the media path for contaminates. Make sure that the media
path is free of excess media dust and foreign objects such as paper
clips and staples.
Does the problem remain?
Step 4
Check the sensor (ADF sheet through) for proper operation.
a
Enter the Diagnostics menu.
b
Select SCANNER TESTS > Sensor Tests.
c
Observe the line, "sensor (ADF sheet through)."
Does the display on the operator panel change every time the
sensing area of the sensor is interrupted or blocked?
Step 5
a
Check the sensor (ADF sheet through) for proper connection.
b
Replace the connection, if necessary.
Does the problem remain?
Step 6
Replace the sensor (ADF sheet through). Go to
sheet through) removal" on page
Does the problem remain?
"Sensor (ADF
557.
Diagnostic information
170
Yes No
Go to step 2. The problem is
solved.
Go to step 3. The problem is
solved.
Go to step 4. The problem is
solved.
Go to step 7. Go to step 5.
Go to step 6. The problem is
solved.
Go to step 7. The problem is
solved.
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