Brother MFC-9420CN - Manual (Page 152)

Troubleshooting and routine maintenance
C - 27
C
The following are maintenance messages that appear alternatively with the normal message on
the upper row of the LCD when the machine is in the Ready mode. These messages advise you
that you will need to replace each of the consumable items as soon as possible, since the
consumable item’s end of life has been reached. The machine will continue printing when any of
these messages appear on the LCD.
1
Definition of pages: actual output page number.
Definition of images:
If the image on a page contains only one color of either Cyan, Magenta, Yellow or Black =>1 image,
two colors => 2 images, three colors => 3 images, four colors => 4 images.
2 At 5% coverage print (Letter/A4 size).
LCD messages Consumable part
to replace Approximate life 1 How to
replace Order No.
Waste toner pack 12,000 Images See C-31. WT-4CL
OPC belt cartridge 60,000 images
(Continuously printed)
See C-33. OP-4CL
Fusing unit 60,000 pages 2 See C-35. FP-4CL
Transfer belt
cleaner
Transfer roller
Paper pick-up roller
Separator pad
Transfer belt
120,000 pages 2 Call Brother
Customer
Service to
replace the
120K kit.
Paper feeding kit 2.
(Paper pick-up
roller
Separator pad)
Call Brother
Customer
Service to
replace the
paper
feeding kit 2.
Near Waste Toner
Replace OPC Belt
Replace Fuser
Replace 120K Kit
Replace PF Kit2