Actions Yes No
Step 10
Is there dirt in the sensors, or is the paper present actuator stuck?
Clean the sensors, or
remove debris from the
actuators.
Go to step 8.
Step 11
Are the sensor actuators on the ADF mechanism cover damaged?
Replace the ADF. Go to step 9.
Step 12
Is the ADF connector properly connected to JADF1 on the system board?
Go to step 10. Properly connect the
cable to the system
board.
Step 13
Inspect the connections on the ADF relay card in the ADF.
Are all the connections properly connected?
Go to step 11. Secure all the
connections.
Step 14
Check the ADF cable for continuity. Is there continuity?
Go to step 11. Replace the ADF cable.
Step 15
Check for signals or voltages from JADF1 on the controller board. Pin 14
and 16 should measure +24VDC. Pins 15 and 22 should measure +3.3VDC.
Are there signals or voltages present?
Replace the ADF unit.
See “ADF unit
removal” on page
316.
Replace the controller
board. See “Controller
board removal” on
page 231.
ADF feed errors service check
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 restraint pad.
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, then go to “ADF
paper jam service
check” on page 134.
Step 4
Is the leading edge of the paper wrinkled or torn?
Use different media. Go to step 5.
7015
Diagnostic information
136
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