Lexmark X792 - Page 167

Diagnostic information 2-127
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3
Check the media path for contaminates.
Is the media path free of excess media
dust and foreign objects such as paper
clips and staples?
Go to step 4. Remove all contaminants
from the media path.
4
Check the ADF feed drive motor assembly for
proper connection.
Is the above component properly
connected?
Replace the ADF feed
drive motor assembly. See
“ADF feed drive motor
assembly removal” on
page 4-180.
Replace the connection.
5
Check the sensor (ADF sheet through) for
proper operation.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Observe the line “sensor (ADF sheet
through)”.
Does the display on the operator panel,
change every time the sensing area of the
above sensor is interrupted or blocked?
Go to step 7. Go to step 6.
6
Check the sensor (ADF sheet through) for
proper connection.
Is the above component properly
connected?
Replace the sensor (ADF
sheet through). See
“Sensor (ADF sheet
through) removal” on
page 4-209.
Replace the connection.
7
Place an undamaged document in the ADF,
and perform a ADF test.
Does the error remain?
Replace the ADF controller
card assembly. See “ADF
controller card removal”
on page 4-174.
Go to step 11.
Problem solved.
8
Perform a print test using the ADF.
Does the problem remain?
Contact your next level of
support.
Problem solved.
Step Check Yes No