Lexmark X862de - Page 242

2-142 MFP Service Manual
7500-432, -632, and -832
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2 Check the sensor (ADF width APS 1) for connection.
Is the above sensor connected properly?
Replace the
sensor (ADF
width APS 1).
Go to “Sensor
(ADF width
APS 1)” on
page 4-192.
Replace the
connection.
3 Check the sensor (ADF width APS 2) for operation.
Perform the sensor (ADF width APS 2) test.
Open the ADF left cover assembly.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch ADF width APS 2.
Operate the actuator of the sensor (ADF width APS 2).
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.
4 Check the sensor (ADF width APS 2) for connection.
Is the above sensor connected properly?
Replace the
sensor (ADF
width APS 2).
Go to “Sensor
(ADF width
APS 2)” on
page 4-193.
Replace the
connection.
5 Check the sensor (ADF width APS 3) for operation.
Perform the sensor (ADF width APS 3) test.
Open the ADF left cover assembly.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch ADF width APS 3.
Operate the actuator of the sensor (ADF width APS 3).
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.
6 Check the sensor (ADF width APS 3) for connection.
Is the above sensor connected properly?
Replace the
sensor (ADF
width APS 3).
Go to “Sensor
(ADF width
APS 3)” on
page 4-194.
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.
Go to “ADF
controller card
assembly
removal” on
page 4-175.
Go to step 8.
Step Check Yes No