Print-Quality Troubleshooting 5-37
Scan Direction Dark Streaks
There are dark lines running parallel with the leading edge of the print.
Troubleshooting Reference Table
Applicable Parts Example Print
■ Imaging Unit
■ Transfer Roller
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Print the Color Test Pages.
Does the problem occur in one
primary color?
Replace the Imaging
Unit of the defective
color.
Go to Step 2.
2
Perform the Remove Print Smears
routine from the printer’s Control
Panel.
Did this fix the problem?
Complete. Go to Step 3.
3
Inspect the Fuser rollers for
contamination.
Is the Fuser contaminated?
Replace the Fuser. Go to Step 4.
4
Print a test print
Did the test pattern print correctly?
Replace the Image
Processor Board
(
page 8-113).
Replace Engine
Control Board
(
page 8-112).
Process
Scan
-
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