Lexmark X862de - Page 200

2-100 MFP Service Manual
7500-432, -632, and -832
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4 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 6. Go to step 5.
5 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.
6 Check the sensor (ADF pre registration) for operation.
Perform the sensor (ADF pre registration) test.
Open the ADF left cover assembly.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch ADF pre registration.
Operate the actuator of the sensor (ADF pre registration).
Does the display on the operator panel change every time
the sensing area of the above sensor is blocked?
Go to step 8. Go to step 7.
7 Check the sensor (ADF pre-registration) for connection.
Is the above sensor connected properly?
Replace the
sensor (ADF
pre-
registration).
Go to “Sensor
(ADF pre-
registration)”
on page 4-196.
Replace the
connection.
8 Check the feed drive motor for correct operation.
Perform the feed drive 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 feed drv mtr.
Does the feed drive motor rotate properly?
Go to step 10. Go to step 9.
Step Check Yes No