Lexmark B2650 Service Manual page 92

Action
Step 10
Replace the duplex assembly. See
page 218.
Does the problem remain?
Sensor (duplex) jam at trailing edge service check
Action
Step 1
Make sure that the paper is loaded properly. Use the
recommended paper. See
Does the problem remain?
Step 2
a
Enter the Diagnostics menu, and then navigate to:
Printer diagnostics and adjustments > Sensor tests
b
Find the sensor (Duplex path 1).
Does the sensor status change while toggling the sensor?
Step 3
a
Reseat the sensor cable from the controller board.
b
Check the sensor and its actuator for improper installation and
damage.
Is the sensor properly installed and free of damage?
Step 4
Replace the sensor. See
page 220.
Does the problem remain?
Step 5
a
Remove tray 1 to access the parts under the printer.
b
Check the duplex assembly and its gears, belt, and gear links
for wear and damage.
Are the duplex assembly and its components free of wear and
damage?
Step 6
Replace the duplex assembly. See
page 218.
Does the problem remain?
"Duplex assembly removal" on
"Avoiding jams" on page
"Sensors (duplex and input) removal" on
"Duplex assembly removal" on
Diagnostics and troubleshooting
Yes
Contact the next
level of support.
Yes
Go to step 2.
66.
Go to step 5.
Go to step 5.
Go to step 5.
Contact the next
level of support.
Contact the next
level of support.
92
4600-830, -835, -895
No
The problem is
solved.
No
The problem is
solved.
Go to step 3.
Go to step 4.
The problem is
solved.
Go to step 6.
The problem is
solved.