Lexmark X651de Service Manual page 159

Step
Check the media path for contaminates.
3
Is the media path free of excess media dust and foreign
objects such as paper clips and staples?
Check the sensor (ADF media exit) for proper operation.
4
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Observe the line "sensor (ADF media exit)
Does the display on the operator panel, change every time
the sensing area of the above sensor is interrupted or
blocked?
Check the sensor (ADF media exit) for proper connection.
5
Is the above component properly connected?
Check the ADF transport drive motor assembly for proper
6
connection.
Is the above component properly connected?
Place an undamaged document in the ADF, and perform a
7
ADF test.
Does the error remain?
Perform a print test using the ADF.
8
Does the problem remain?
Check Yes
Go to step 4. Remove all
contaminates from
the media path.
Go to step 6. Go to step 5.
Replace the Replace the
sensor (ADF connection.
media exit).
Go to
"Sensor
(standard bin
exit) actuator
assembly
removal" on
or
page 4-86
"Sensor (ADF
media exit)
bracket
assembly
removal (X651)"
on page 4-87
Replace the ADF Replace the
transport drive connection.
motor assembly.
Go to
"ADF
transport drive
motor bracket
assembly w/
cable removal"
on page 4-71.
Replace the ADF Problem resolved.
controller card
assembly.
Go to
"ADF
controller card
removal" on
page 4-62.
Go to step 8.
Contact next Problem resolved.
highest level of
tech support.
Diagnostic information
7462
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