Brother HL-4000CN - Manual (Page 126)

6-18
Message Meaning and Action
Replace Yellow
Toner (Y) The yellow toner cartridge is empty.
Action:
Replace the yellow toner cartridge.
See 8.1.2 “Replacing the Toner Cartridges”
Reinsert Yellow
Toner (Y) There is no yellow toner cartridge inserted in the printer or the
cartridge is improperly set.
Action:
Grip the levers at each end of the yellow toner cartridge with
your fingers, then push down firmly to rotate the levers forward to
install the cartridge.
See 8.1.2 “Replacing the Toner Cartridges”
CTD Sensor
Need Maintenance It is time to check the density sensor.
Action:
Remove the transfer roll cartridge and check the cleanliness of
the density sensor.
See 6.10 “Cleaning the Density Sensor”
Clean Up
CTD Sensor The density sensor is dirty.
Action:
Remove the transfer roll cartridge and clean the density sensor.
See 6.10 “Cleaning the Density Sensor”
Regi Jam
Open A-Cover There is paper jammed in the printer.
Action:
Press button A, open the front cover and remove the jammed
media.
Make sure that there is no paper jammed in the paper trays.
See Chapter 7 “Paper Jams”
Fuser Jam
Open A/B-Cover There is paper jammed in the printer.
Action:
Press button A or B, open the front cover and remove the
jammed media. Make sure there is no paper jammed in the
paper trays.
See 7.4 “Paper Jams Between the Print Head Cartridge and
Fuser Cartridge”
Duplex Jam
Open B-Cover There is paper jammed in the paper rotator used for duplex
printing.
Action:
Press button B, open the front cover and remove the jammed
media.
See 7.5 “Paper Jams in the Paper Rotator”
Feed Jam
Check Tray There is paper jammed in the multi-purpose tray, the paper tray,
or the optional tray module (2 shelves) if installed.
Action:
Pull out the tray and remove the jammed media.
See 7.2 “Paper Jams in Multi-purpose Tray”
See 7.3 “Paper Jams in the Paper Tray”
See 7.6 “Paper Jams in the Tray Module (2 Shelves)”
Print Head Cart
ID Error The print head cartridge is defective.
Action:
Replace the print head cartridge.
See 8.2.2 “Replacing the Print Head Cartridge”
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