Brother 4000CN - HL Color Laser Printer User Manual page 15

6.4 Print Quality Problems .........................................................................................................
6.4.1 Blank or Completely Black Pages are Output
6.4.2 Faded or Dirty Printouts, White Areas (drop-outs), Creases,
6.4.3 Unsatisfactory Printing
6.5 Paper Feed Problems...........................................................................................................
6.6 Others Problems ..................................................................................................................
6.6.1 Network Problems
6.6.2 Other Problems..........................................................................................................................................6-16
6.7 What to Do When an Error Message Appears .................................................................
6.8 The Alarm Indicator is On or Flashing .............................................................................
6.8.1 The Alarm Lamp is On
6.8.2 The Alarm Lamp is Flashing
6.9 Forcing the Printer to Print Remaining Data (When Printing is Halted).....................
6.10 Cleaning the Density Sensor ...............................................................................................
CHAPTER 7 PAPER JAMS .........................................................................................................
7.1 Clearing Paper Jams .............................................................................................................
7.2 Paper Jams in the Multi-purpose Tray ...............................................................................
7.3 Paper Jams in the Paper Tray..............................................................................................
7.4 Paper Jams Between the Print Head Cartridge and the Fuser Cartridge .......................
Paper jams around the print head cartridge:.........................................................................................
Paper jams around the fuser cartridge: .................................................................................................
Paper longer than 355.6 mm (14 in.) jams ...........................................................................................
7.5 Paper Jams in the Paper Rotator .......................................................................................
7.6 Paper Jams in the 2 Tray Module ......................................................................................
CHAPTER 8 ROUTINE MAINTENANCE AND CONSUMABLE REPLACEMENT.........
8.1 Replacing the Toner Cartridges ...........................................................................................
8.1.1 Toner Cartridge Handling Precautions
Handling Precautions ...........................................................................................................................
Storage Precautions..............................................................................................................................
8.1.2 Replacing the Toner Cartridges
8.2 Replacing the Print Head Cartridge ....................................................................................
8.2.1 Print Head Cartridge Handling Precautions
Handling Precautions ...........................................................................................................................
Storage Precautions..............................................................................................................................
8.2.2 Replacing the Print Head
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Cartridge.............................................................................................................8-6
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Blurs.............................................................6-8
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