Lexmark X940e Service Manual page 194

7510-XXX
Step
6 Check the sensor (ADF pre registration) for proper
operation.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch ADF pre registration.
Does the display on the operator panel, change every
time the sensing area of the above sensor is interrupted
or blocked?
7
Check the sensor (ADF pre-registration) for proper
connection.
Is the above component properly connected?
8 Check the ADF feed drive motor assembly for proper
operation.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Scanner Motor Tests.
4. Touch ADF feed drv mtr.
Does the above component operate properly?
9 Check the ADF feed drive motor assembly for proper
connection.
Is the above component properly connected?
2-80
MFP Service Manual
Check
Caution: When performing motor tests,
ensure that all cover and door interlock
switches are overridden.
Yes
Go to step 8. Go to step 7.
Replace the Replace the
sensor (ADF connection.
pre-
registration).
Go to "Sensor
(ADF pre-
registration)
removal" on
page 4-147.
Go to step 10. Go to step 9.
Replace the Replace the
ADF feed drive connection.
motor
assembly.
Go to "ADF
feed drive
motor
assembly
removal" on
page 4-131.
No