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9-1
Chapter
9
Troubleshooting
This section describes solutions for cases such as paper jam and when problems are not
solved.
Clearing Jams 9-2
Document Jams in the Feeder 9-3
Paper Jams Inside the Machine 9-3
Display Message 9-6
Error Codes 9-6
If <Incorrect Size/Setting> Appears 9-8
Troubleshooting 9-9
Check the Following First 9-9
Is the power switched ON? 9-9
Has the power switch been just turned ON? 9-9
Is the machine in Sleep mode? 9-9
Are the settings proper? 9-9
Is the Error indicator on or blinking? 9-9
Does a message appear on the display? 9-10
Is the telephone line connected or configured properly? 9-10
If You Cannot Solve a Problem 9-10
If a Power Failure Occurs 9-11
If You Cannot Solve a Problem 9-12
Customer Support (U.S.A.) 9-12
Customer Support (Canada) 9-12
Print Result Is Not Good 9-13
Paper Curls 9-13
Paper Creases 9-14
Printing Is Uneven 9-14
White Specks Appear 9-15
The Toner Does Not Fix onto the Paper Well 9-16
The Printed Paper Has Vertical Streaks 9-16
Smudge Marks of Spattering Toner Appear around the Text or
Patterns 9-17
The Overall Print Result Is Dark 9-17
Copied Lines and Text Appear Faded 9-18
Printed Bar Codes Cannot Be Scanned 9-18
Paper Jams Occur Frequently When Performing
2-Sided Printing (MF4570dn Only) 9-18