Brother HL-4000CN - Manual (Page 118)

6-10
Symptom Possible Cause Action
Is the media suitable?
Is the media folded or creased? Replace the media with a
recommend size and type, and
confirm that your printer driver
settings are correct.
See 4.1 “Suitable and Unsuitable
Paper Types” White spots appear in
areas of dense black
printing.
The print head cartridge is old or
damaged. Replace the print head cartridge.
See 8.2.2 “Replacing the Print Head
Cartridge”
Color around the edge of
printing is incorrect. Is the color registration correctly
adjusted? Adjust the color registration.
See 1.1 “Adjusting Color
Registration”
Is the paper damp? Replace the paper.
See 4.2 “Loading Paper”
Is the media suitable? Replace the media with a
recommend size and type, and
confirm that your printer driver
settings are correct.
See 4.1 “Suitable and Unsuitable
Paper Types”
Partial blanks
Is the transfer roll cartridge properly
installed in the printer? Make sure that the transfer roll
cartridge is properly installed.
See 8.3.2 “Replacing the Transfer
Roll Cartridge”
Is the print head cartridge properly
installed in the printer? Make sure that the print head
cartridge is properly installed.
See 8.2.2 “Replacing the Print Head
Cartridge” Vertical blanks
The print head cartridge or transfer
roll cartridge is old or damaged. Check the print head cartridge and
transfer roll cartridge and replace
them as necessary.
See 8.2.2 “Replacing the Print Head
Cartridge”
See 8.3.2 “Replacing the Transfer
Roll Cartridge”
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