Error Messages and Codes 3-41
Jam At Exit; Open Rear/Top Cover To Clear
Error Codes
E4-0
E4-2
E4-3
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
■ Fuser Assembly
■ HVPS/Engine Logic Board
■ Fuser Assembly Harness
■ Exit Motor Assembly
■ LVPS
■ Exit Pinch Roller
■ Exit Assembly
■ 150-Sheet Paper Cassette
■ 550-Sheet Paper Cassette
■ “Fuser Assembly, Power Switch” on page 10-20
■ “24 V Interlock, Rear Cover Switch, Main Motor, Sub
Fan, Exit Motor Assembly” on page 10-18
■ “150-Sheet Feeder, 550-Sheet Feeder, Main Fan”
on page 10-22
■ “Print Engine General Wiring Diagram” on
page 10-17
■ “Print Engine Plug/Jack Locator” on page 10-3
Troubleshooting Procedure
Steps Actions and Questions Yes No
1
Check the condition of the paper in the tray.
Is the paper crumpled, damaged, damp,
or out of specification?
Replace the
paper.
Go to step 2.
2
Check the paper size setup.
Does the paper size in use match the
size setup by the End Guide or by the
driver on the PC?
Go to step 3. Replace the
paper, or set up
the paper size
correctly.
3
Does the error occur when the power is
turned ON?
Go to step 4. Go to step 6.
4
Check for paper in the Fuser at the Exit
Sensor Actuator.
Is there any remaining paper in the
Fuser?
Remove the
paper, and go to
step 5.
Go to step 8.
5
Does the error occur when the power is
turned ON?
Go to step 8. Go to step 6.
6
Enter Service Diagnostics, and from the
Engine Test Print menu select Print Test
Pattern.
Does the error occur?
Go to step 7. Problem solved.