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5 - 7 TROUBLESHOOTING
Faded or Dirty Printouts, White Areas (drop-outs), Creases, Blurs
Symptom Possible Cause Action
Faded printouts Is the media suitable? Replace the media with a recommend size
and type, and confirm that your printer
driver settings are correct.
See Suitable and Unsuitable Paper Types
on page 3-1
Is the paper damp? Replace the paper.
See Loading Paper on page 3-7.
The print head cartridge is old or damaged. Replace the print head cartridge.
See Replacing the Print Head Cartridge
(PH-12CL) on page 7-5.
Is the printer driver’s toner save function
active?
In the printer driver, deactivate the toner
save function on the Graphics tab
(Windows
®
), or the General dialog box
(Macintosh
®
).
See Help.
The power supply is defective. Contact your dealer or Brother Customer
Service.
Dirty spots are
printed
Is the media suitable? Are you using
preprinted or inkjet paper?
Replace the media with a recommend size
and type, and confirm that your printer
driver settings are correct.
See Suitable and Unsuitable Paper Types
on page 3-1.
The print head cartridge is old or damaged. Replace the print head cartridge.
See Replacing the Print Head Cartridge
(PH-12CL) on page 7-5.
Vertical black lines The print head cartridge, transfer roll
cartridge or fuser unit is old or damaged.
Check the print head cartridge, transfer roll
cartridge and fuser unit and replace them
as necessary.
See Replacing the Print Head Cartridge
(PH-12CL) on page 7-5.
See Replacing the Transfer Roll Cartridge
(TR-11CL) on page 7-11.
See Replacing the Fuser unit (FP-12CL) on
page 7-14.
Recurring smudges Dirt in the paper path. Print several blank sheets.
The print head cartridge, transfer roll
cartridge or fuser unit is old or damaged.
Check the print head cartridge, transfer roll
cartridge and fuser unit and replace them
as necessary.
See Replacing the Print Head Cartridge
(PH-12CL) on page 7-5.
See Replacing the Transfer Roll Cartridge
(TR-11CL) on page 7-11.
See Replacing the Fuser unit (FP-12CL) on
page 7-14