Actions Yes No
Step 1
If the ADF is multi-feeding, check for dirt on the ADF separator pad and
ADF separator rollers.
Are they dirty?
Clean them with a lint
free cloth and isopropyl
alcohol.
Replace the separator
pad and ADF pick roll.
Step 2
If the paper is skewing when it is fed into the ADF, check the paper guide
width.
Is it set correctly?
Go to step 3. Set the paper guides so
they contact the edges
of the paper.
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?
Properly close the top
cover.
Go to step 4. If the
paper is jamming in the
ADF, see
“ADF paper
jam service check” on
page 73.
Step 4
Is the leading edge of the paper wrinkled or torn?
Use different media. Go to step 5.
Step 5
Perform the ADF pick motor and ADF feed motor tests.
Are the motors working properly?
Go to step 6. Go to step 8.
Step 6
Perform the ADF paper present sensor test. See
“Scanner tests” on
page 211.
Is the sensor working properly?
Go to step 7. Go to step 8.
Step 7
Check the ADF sensor actuators to see if they are dirty or jammed.
Are the actuators ok?
If any actuators on the
ADF are broken, then
replace the ADF unit.
See
“ADF assembly
removal” on page
326.
Go to step 8.
Step 8
Properly connect all the connections in the ADF relay card and controller
board.
Did this fix the situation?
Problem resolved Go to step 9.
Step 9
Check the ADF cable for continuity.
Is there continuity?
Go to step 11. Go to step 10.
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Diagnostic information
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