Lexmark MS812DE, 40G0350, 40G0110, 40G0150 Repeating defects appear on prints, Troubleshooting 336

Troubleshooting		336
Action	Yes	No
Step 1	Go to step 2.	The problem is solved.

aReinstall the imaging unit.

1Remove 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.

2Install the imaging unit, and then the cartridge.

bResend the print job.

Is the printer printing solid black pages?
Step 2	Contact customer	The problem is solved.
Replace the imaging unit, and then resend the print job.	support.
Is the printer printing solid black pages?

Repeating defects appear on prints

)	)
)	)
	)

)

Action	Yes	No
Step 1	Go to step 2.	The problem is solved.

aReplace the imaging unit if the distance between the defects is equal to any of the following:

•47.8 mm (1.88 in.)

•96.8 mm (3.81 in.)

•28.5 mm (1.12 in.)

bResend the print job.

Do repeating defects still appear on prints?
Step 2	Contact customer	The problem is solved.
a Replace the fuser if the distance between the defects is equal to either	support.
of the following:
• 94.25 mm (3.71 in.)
• 95.2 mm (3.75 in.)
b Resend the print job.
Do repeating defects still appear on prints?