Lexmark X862de - Page 196

2-96 MFP Service Manual
7500-432, -632, and -832
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4 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 5. Remove all
contaminates from
the media path.
5 Check the sensor (ADF registration) for operation.
Perform the sensor (ADF registration) test.
Open the ADF left cover assembly.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch ADF registration.
Place a piece of white paper into the ADF media entrance
and over the sensor (ADF registration).
Does the display on the operator panel change every time
the sensing area of the above sensor is blocked?
Go to step 7. Go to step 6.
6 Check the sensor (ADF registration) for connection.
Is the above sensor connected properly?
Replace the
sensor (ADF
registration).
Go to “Sensor
(ADF
registration)”
on page 4-195.
Replace the
connection.
7 Check the registration motor (forward or reverse) test.
Perform the registration motor test.
Open the ADF left cover assembly.
Remove the ADF rear cover. Go to “ADF rear cover
removal” on page 4-173.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Scanner Motor Tests.
4. Touch ADF registration drv mtr.
5. Touch Forward or reverse.
Does the ADF registration motor operate properly?
Go to step 9. Go to step 8.
8 Check the ADF registration motor for connection.
Is the above motor connected properly?
Replace the
ADF registration
motor.
Go to “ADF
registration
motor removal”
on page 4-209.
Replace the
connection.
9 Place an undamaged document in the ADF, and perform a
ADF test.
Does the error remain?
Replace the
ADF controller
card assembly.
Go to “ADF
controller card
assembly
removal” on
page 4-175.
Go to step 10.
Step Check Yes No