Brother HL-8050N - Manual (Page 113)

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 recommended
size and type, and confirm that your printer
driver settings are correct.
See Suitable and Unsuitable Paper Types
on page 2-1.
Is the paper damp? Replace the paper.
See Loading Paper and Printing on page
2-9.
The toner cartridge is old or damaged. Replace the toner cartridge.
See Replacing the Toner Cartridge
(TN-1700) on page 6-1.
Is the printer driver Toner Save Mode
active? In the printer driver, deactivate the Toner
Save Mode in the Print Quality setting of
Advanced tab (Windows
® ), or the General
dialog box (Macintosh ® ).
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 recommended
size and type, and confirm that your printer
driver settings are correct.
See Suitable and Unsuitable Paper Types
on page 2-1.
The toner cartridge is old or damaged. Replace the toner cartridge.
See Replacing the Toner Cartridge
(TN-1700) on page 6-1.
Vertical black lines The toner cartridge, fuser unit or transfer
roll cartridge is old or damaged. Check the toner cartridge, fuser unit and
transfer roll cartridge and replace them as
necessary.
See Replacing the Toner Cartridge
(TN-1700) on page 6-1.
See Replacing the Fuser Unit & Transfer
Roll Cartridge (FP-8000) on page 6-5.
Recurring smudges Dirt in the paper path. Print several blank sheets.
The toner cartridge, fuser unit or transfer
roll cartridge is old or damaged. Check the toner cartridge, fuser unit and
transfer roll cartridge and replace them as
necessary.
See Replacing the Toner Cartridge
(TN-1700) on page 6-1.
See Replacing the Fuser Unit & Transfer
Roll Cartridge (FP-8000) on page 6-5.