Lexmark B2650 Service Manual page 79

MPF to sensor (input) 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:
Input tray quick print > Tray 1 > Single
b
Check if the same error occurs.
Does the same problem remain?
Step 3
Check the MPF gearbox for wear and damage.
Is the MPF gearbox free of wear and damage?
Step 4
Replace the MPF gearbox. See
page 179.
Does the problem remain?
Step 5
a
Enter the Diagnostics menu, and then navigate to:
Printer diagnostics and adjustments > Motor tests
b
Select the solenoid (MPF pick), and then touch Start.
Does the solenoid run?
Step 6
Check the solenoid for wear and damage.
Is the solenoid free of wear and damage?
Step 7
Replace the MPF solenoid. See
page 185.
Does the problem remain?
Step 8
Check the transfer roller and its spring for improper installation and
damage.
Is the transfer roller properly installed and free of damage?
"Avoiding jams" on page
"MPF gearbox removal" on
"MPF solenoid removal" on
Diagnostics and troubleshooting
Yes
Go to step 2.
66.
Go to step 8.
Go to step 5.
Go to step 5.
Go to step 8.
Go to step 8.
Go to step 8.
Go to step 10.
79
4600-830, -835, -895
No
The problem is
solved.
Go to step 3.
Go to step 4.
The problem is
solved.
Go to step 6.
Go to step 7.
The problem is
solved.
Go to step 9.