Lexmark X945e MFP 7510 series Service Manual page 187

Step
2 Check the ADF rolls for wear.
Is the ADF feed/pick roll assembly or the ADF separation roll
guide assembly free of excess wear?
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?
4 Check the sensor (sheet through) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch Sheet through.
Does the display on the operator panel, change every time
the sensing area of the above sensor is interrupted or
blocked?
5 Check the sensor (sheet through) for proper connection.
Is the above component properly connected?
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?
Check Yes No
Go to step 3. Clean or replace
the ADF feed/pick
roll assembly or
the ADF
separation roll
guide assembly.
Go to "ADF feed/
pick roll
assembly
removal" on
page 4-149
"ADF separation
roll guide
assembly" on
page 4-162.
Go to step 4. Remove all
contaminates from
the media path.
Go to step 6. Go to step 5.
Replace the Replace the
sensor (sheet connection.
through).
Go to "Sensor
(sheet through)
removal" on
page 4-165.
Go to step 8. Go to step 7.
Replace the Replace the
sensor (ADF pre- connection.
registration).
Go to "Sensor
(ADF pre-
registration)
removal" on
page 4-157.
Diagnostic information
7510
Previous
Next
Go Back
or
2-71