Action Yes No
Step 14
a Make sure that the sensor (booklet maker decurl) is properly installed.
b Make sure that the sensor is free of debris or dust.
c Reseat the cable on the sensor. Check the cable for damage, and
replace if necessary.
d Check the sensor for damage.
Is the sensor free of damage?
Go to step 15. Go to step 16.
Step 15
a Test the sensor.
Enter the Diagnostics menu, and then navigate to:
SENSOR TESTS > Hole Punch Booklet Finisher > Booklet decurl
b Toggle the sensor.
Does the sensor status change while toggling the sensor?
Go to step 17. Go to step 16.
Step 16
Replace the sensor. See
“Sensor (booklet maker decurl) removal” on
page 484.
Does the problem remain?
Go to step 17. The problem is solved.
Step 17
a Reseat the cable J5 on the booklet maker controller board.
b If applicable, reseat the junction connectors on the cable.
c Make sure that the cable is not in the path of moving parts.
d Check the cable for damage, and replace if necessary.
Does the problem remain?
Go to step 18. The problem is solved.
Step 18
a Reseat the interface cable on the booklet maker controller board and
SHPF controller board.
b Reseat the junction connector on the cable.
c Check the cable for damage, and replace if necessary.
Does the problem remain?
Go to step 19. The problem is solved.
Step 19
a Reseat all the cables on the booklet maker controller board.
b Reset the printer.
Does the problem remain?
Go to step 20. The problem is solved.
4021, 7421
Diagnostic information
78
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