Brother Laserprinter Hl 1650 1670n User Guide

							CHAPTER 5 MAINTENANCE
5-1
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You need to replace the consumables periodically.  When the time comes to replace
consumables, the following messages will appear on the LCD panel.
(appears at intervals)
TONER LOW
See the TONER LOW message explanation in this chapter.
TONER EMPTY
See the TONER EMPTY message explanation in this chapter.
CHANGE DRUM SOON
See the CHANGE DRUM SOON message explanation in this chapter.
• Accessories
Toner cartridge Drum unit
See Replacing the
Toner cartridge in
this chapterSee Replacing the
Drum unit in this
chapter 
						

							5-2
™ Periodic maintenance parts
You need to replace the maintenance parts periodically to maintain print quality. When it is
time to replace  parts, the following messages will appear on the LCD.
REPLACE FUSER
See “Maintenance messages” in this chapter.
REPLACE PF KIT
See “Maintenance messages” in this chapter.
REPLACE LASER
See “Maintenance messages” in this chapter. 
						

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™ Toner cartridge
A new toner cartridge contains enough toner to print approximately 6,500
A4/Letter-size single-sided pages at about 5% coverage (if the print density
is set at level 0).
✒
✒✒ ✒  Note
•Toner consumption varies according to the image coverage on the page
and the print density setting.
•The greater the image coverage, the greater the toner consumption.
•If you change the print density setting for lighter or darker printing, toner
consumption varies accordingly.
•  Wait to unpack the toner cartridge until immediately before you install it
in the printer. 
						

							5-4
™ TONER LOW message
 
 
 
(appears at intervals)
 TONER LOW
 
 
If the LCD shows this message, the toner cartridge has nearly run out of
toner.  Purchase a new toner cartridge and have it ready before you get a
TONER EMPTY message. To replace the toner cartridge, refer to ”Replacing
the Toner  Cartridge” in this chapter.
  
						

							CHAPTER 5 MAINTENANCE
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™ TONER EMPTY message
 
 
 
 
Check printed pages, page counter, and display messages routinely. If the
display shows the following message, the printer has run out of toner or the
toner is not evenly distributed inside the cartridge.
 
 
 
TONER EMPTY
 
 
 
 
™ Replacing the Toner cartridge
✒
✒✒ ✒  Note
To ensure optimum print quality, be sure to use quality toner cartridges. To
obtain toner cartridges, consult the dealer where you purchased the printer.
☛
☛☛ ☛ 1Press the Cover release button and then open the Front cover.
Fig. 5-1 
						

							5-6
☛
☛☛ ☛ 2.Pull out the Drum unit assembly.
Fig. 5-2
!Caution
•  We recommend that you place the Drum unit assembly on a piece of
disposable paper or cloth in case you accidentally spill or scatter toner.
•  To prevent damage to the printer from static electricity, do not touch the
electrodes shown below. 
						

							CHAPTER 5 MAINTENANCE
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☛
☛☛ ☛ 3.Press the Lock lever down, and then pull the Toner cartridge out of the Drum
unit assembly.
Fig. 5-3
!Caution
•  Handle the toner cartridge carefully.  If toner scatters on your hands or
clothes, immediately wipe or wash it off with cold water.
✒
✒✒ ✒Note
•  Be sure to seal the toner cartridge tightly so that toner powder does not
spill out of the cartridge.
•  Dispose of the used toner cartridge in accordance with local plastic
waste regulations. 
						

							5-8
☛
☛☛ ☛ 4.Unpack the new Toner cartridge.  Keeping the cartridge horizontal, gently rock
it from side to side five or six times.
Fig. 5-4
!Caution
•  Wait to unpack the Toner cartridge until immediately before you install it
in the printer.  If Toner cartridges are left unpacked for a long period of
time the toner life will be shortened.
•  If an unpacked Drum unit is subjected to excessive direct sunlight or
room light, the unit may be damaged.
•  Use a genuine Brother Toner cartridge that is specially formulated to
ensure optimum print quality.
•  Printing with a 3rd party toner or 3rd party Toner cartridge may reduce
not only the print quality but also the quality and life of the printer itself.  It
may also cause serious damage to the performance and life of a Drum
unit.  Warranty coverage does not apply to problems caused by the use
of 3rd party toner, 3rd party Toner cartridges or 3rd party Drum units. 
						

							CHAPTER 5 MAINTENANCE
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☛
☛☛ ☛ 5Remove the protective cover.
Fig. 5-5
!Caution
Install the Toner cartridge immediately after you remove the protective cover.
Do not touch the shaded parts shown below. 
						

							5-10
☛
☛☛ ☛ 6.Install the new Toner cartridge into the Drum unit until you hear it lock into
place.  When the Toner cartridge is installed correctly, the Lock lever is lifted
automatically.
Fig. 5-6
!Caution
Make sure you install the Toner cartridge correctly or it may separate from
the Drum unit when you pick up the Drum unit assembly.