Brother HL-4570CDW - Page 93

Routine Maintenance
87
5
The following messages appear on the LCD in the Ready state. These messages provide advanced warnings
to replace the consumable items before they reach the end of their life. To avoid any inconvenience, you may
want to buy spare consumable items before the machine stops printing.
1
A4 or Letter size single-sided pages.
2
Approx. cartridge yield is declared in accordance with ISO/IEC 19798.
Note
Availability of toner cartridges differs from one country to another. Visit the Brother Solutions Center at
http://solutions.brother.com/
or contact your local Brother office for further details.
LCD messages
Consumable item
to replace
Model Name Approximate life
How to
replace
Ready
Kn Yo Mo Co
The n mark means
blinking.
(the same below)
Toner cartridge,
Black
TN-370BK (Standard toner
cartridge)
TN-378BK (High capacity
cartridge)
2,500 pages (Standard
toner cartridge)
12
6,000 pages (High
capacity cartridge)
12
See page 93
Ready
Ko Yo Mo Cn
Toner cartridge,
Cyan
TN-370C (Standard toner
cartridge)
TN-375C (High capacity
cartridge)
1,500 pages (Standard
toner cartridge)
12
3,500 pages (High
capacity cartridge)
12
Ready
Ko Yo Mn Co
Toner cartridge,
Magenta
TN-370M (Standard toner
cartridge)
TN-375M (High capacity
cartridge)
Ready
Ko Yn Mo Co
Toner cartridge,
Yellow
TN-370Y (Standard toner
cartridge)
TN-375Y (High capacity
cartridge)
Drum End Soon Drum unit DR-370CL
25,000 pages
1
(1 page per job; Drum life
is approximate and may
vary by type of use.)
See page 98
Belt End Soon Belt unit BU-300CL
50,000 pages
1
See page 102
WT Box End Soon Waste toner box WT-300CL
50,000 pages
1
See page 106