Adf Feed Errors Service Check - Lexmark CX310n Service Manual

Actions
Step 10
Is there dirt in the sensors, or is the paper present actuator stuck?
Step 11
Are the sensor actuators on the ADF mechanism cover damaged?
Step 12
Is the ADF connector properly connected to JADF1 on the system board?
Step 13
Inspect the connections on the ADF relay card in the ADF.
Are all the connections properly connected?
Step 14
Check the ADF cable for continuity. Is there continuity?
Step 15
Check for signals or voltages from JADF1 on the controller board. Pin 11
and 12 should measure +24VDC. Pin 5 should measure +14VDC.
Are there signals or voltages present?

ADF feed errors service check

Note: This service check should be used if the paper feeds and jams in the ADF. If the paper is not feeding into the
ADF see "ADF feed errors service check" on page
Actions
Step 1
If the ADF is multi-feeding, check for dirt on the ADF separator pad and
ADF separator rollers.
Are they dirty?
Step 2
If the paper is skewing when it is fed into the ADF, check the paper guide
width.
Is it set correctly?
Step 3
If paper is skewing when fed or jamming check to see if the top cover is
open or ajar.
Is the ADF top cover open or ajar?
Step 4
Is the leading edge of the paper wrinkled or torn?
Yes
Clean the sensors, or
remove debris from the
actuators.
Replace the ADF.
Go to step 10.
Go to step 11.
Go to step 11.
Replace the ADF unit.
See
removal" on page
231.
141.
Yes
Clean them with a lint
free cloth and isopropyl
alcohol.
Go to step 3.
Properly close the top
cover.
Use different media.
Diagnostic information
141
No
Go to step 8.
Go to step 9.
Properly connect the
cable to the system
board.
Secure all the
connections.
Replace the ADF cable.
Replace the controller
"ADF assembly board. See
board removal" on
page 239.
No
Replace the separator
pad and ADF pick roll.
Set the paper guides so
they contact the edges
of the paper.
Go to step 4. If the
paper is jamming in the
ADF, see
jam service check" on
page 139.
Go to step 5.
7527
"Controller
"ADF paper