Lexmark MS911 Service Manual page 98

Action
Step 10
a
Reseat the cable on the rest of the sensors.
b
Reseat the cable CN5 on the controller board.
c
If necessary, reseat all the junction connectors on the cables.
d
Make sure that the cables do not block the path of moving parts.
e
Check the cables for damage, and replace if necessary.
Does the problem remain?
Step 11
a
Reseat the cable on the rest of the motors and on the top door switch.
b
Reseat the cables CN3 and CN4 on the controller board.
c
If necessary, reseat all the junction connectors on the cables.
d
Make sure that the cables do not block the path of moving parts.
e
Check the cables for damage, and replace if necessary.
Does the problem remain?
3000‑sheet tray jam service check
Action
Step 1
a
Open the top door.
b
Make sure that the tray is free of debris.
c
Make sure that the tray is properly installed and aligned to the printer.
d
Reseat the interface cable that is plugged into the 2500‑ or
2 x 500‑sheet tray.
e
Reset the printer.
Does the problem remain?
Step 2
a
Make sure that the sensor (3000-sheet tray feed) is properly installed.
b
Make sure that the sensor is free of debris or dust.
c
Reseat the cable on the sensor and the cable CN5 on the controller
board.
d
Check the sensor for damage.
Is it free of damage?
Step 3
Enter the Diagnostics menu, and then navigate to:
SENSOR TESTS > 3000‑Sheet Tray Sensor Tests > Tray paper feed
Does the sensor status change while toggling the sensor?
Yes
Go to step 11.
Contact the next level
of support.
Yes
Go to step 2.
Go to step 3.
Go to step 5.
Diagnostic information
98
4021
No
The problem is solved.
The problem is solved.
No
The problem is solved.
Go to step 4.
Go to step 4.