Lexmark MS911 - Page 113

Action Yes No
Step 7
a Test the sensor.
Enter the Diagnostics menu, and then navigate to:
SENSOR TESTS > Staple and Hole Punch Finisher Sensor Tests >
Receiving roller release
b Toggle the sensor.
Does the sensor status change while toggling the sensor?
Go to step 9. Go to step 8.
Step 8
Replace the sensor.
Does the problem remain?
Go to step 9. The problem is solved.
Step 9
a Make sure that the belts and gears connected to the motor and
compiler feed roller are properly installed.
b Check the belts and gears for wear or damage, and replace if
necessary. See
“SHPF—Transport section 1” on page 579.
Does the problem remain?
Go to step 10. The problem is solved.
Step 10
a Reseat the cables J4 and J5 on the SHPF controller board.
b If applicable, reseat the junction connectors on the cables.
c Make sure that the cables do not block the path of moving parts.
d Check the cables for damage, and replace if necessary.
Does the problem remain?
Go to step 11. The problem is solved.
Step 11
a Reseat the interface cable on the SHPF controller board and printer
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 12. The problem is solved.
Step 12
a Manually rotate the compiler feed roller release cam shaft to check
for proper movement.
b Check the cams, springs, idler rollers for wear or damage, and replace
if necessary.
“SHPF compiler feed roller release cam removal” on
page 436.
Does the problem remain?
Go to step 13. The problem is solved.
4021, 7421
Diagnostic information
113