Dell B5465dnf Mono Laser Printer MFP User Manual page 314

Troubleshooting
Action
Step 3
If dark marks appear on prints, then clean the scanner glass and the ADF
glass using a clean, lint-free cloth dampened with water.
Is the scanner glass clean?
Step 4
Send a print job, and then check for print quality problems.
a
From the General Settings menu, adjust the Eco‑Mode settings.
b
From the Copy menu, adjust the Darkness setting.
c
If the print remains faded, then replace the toner cartridge.
Is the print quality satisfactory?
Step 5
Check the placement of the document or photo.
Make sure the document or photo is loaded facedown on the scanner
glass in the upper left corner.
Is the document or photo loaded correctly?
Step 6
Check the copy settings.
From the Copy screen, check if the Content Type and Content Source
settings are correct for the document being scanned.
Are the Content Type and Content Source settings correct for the
document being scanned?
Step 7
Check for patterns on prints.
a
From the Copy screen, navigate to:
Advanced Options > Advanced Imaging > Sharpness > select a lower
setting
Note: Make sure no scaling is being selected.
b
Resend the copy job.
Do patterns appear on prints?
Yes No
Go to step 4. See "Cleaning the
scanner glass" on
page 232.
Go to step 5. See "Print quality
problems" on
page 294.
Go to step 6. Place the document or
photo facedown on the
scanner glass in the
upper left corner.
Go to step 7. Change the Content
Type and Content
Source settings to
match the document
being scanned.
Go to step 8. The problem is solved.
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