Toner fog or background shading appears on prints
ABCDE
ABCDE
ABCDE
Action Yes No
Step 1
a Reinstall the imaging unit.
1 Remove the toner cartridge, and then the imaging unit.
Warning—Potential Damage: Do not expose the imaging
unit to direct light for more than 10 minutes. Extended
exposure to light may cause print quality problems.
2 Install the imaging unit, and then the cartridge.
b Resend the print job.
Did the toner fog or background shading disappear from the
prints?
The problem is
solved.
Go to step 2.
Step 2
Replace the imaging unit, and then resend the print job.
Did the toner fog or background shading disappear from the
prints?
The problem is
solved.
Contact
customer
support.
Toner rubs o
Leading edge
Trailing edge
ABC
DEF
Troubleshooting 343
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