Sensor (input) early‑arriving jam service check
Action Yes No
Step 1
Identify the source tray.
Is the MPF the source tray?
Go to step 2. Go to step 7.
Step 2
Check the MPF pick roller for excess wear and contamination.
Is the pick roller free of excess wear and contamination?
Go to step 4. Go to step 3.
Step 3
Clean or replace the MPF pick roller. See
“MPF pick roller
removal” on page 442.
Does the problem remain?
Go to step 4. The problem is
solved.
Step 4
a Remove the left cover. See “Left cover removal” on page
409.
b Enter the Diagnostics menu, and then navigate to:
Printer diagnostics and adjustments > Motor tests
c Select the motor (MPF pick), and then touch Start.
Does the motor run?
Go to step 6. Go to step 5.
Step 5
a Remove the right cover. See “Right cover removal” on
page 420.
b Reseat the motor cable J71 on the controller board.
Does the problem remain?
Go to step 6. The problem is
solved.
Step 6
Replace the motor. See
“Motor (MPF) removal” on page 413.
Does the problem remain?
Go to step 7. The problem is
solved.
Step 7
Check if paper is properly loaded in each tray.
Is paper properly loaded in each tray?
Go to step 9. Go to step 8.
Step 8
Remove the paper, and then properly load it to the tray.
Does the problem remain?
Go to step 9. The problem is
solved.
4064
Diagnostics and troubleshooting
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