Brother DCP-L8400CDN Basic User's Manual page 56

The messages in the table appear on the Touchscreen. These messages provide advanced
warnings to replace the supply items before they reach end of life. To avoid any inconvenience,
you may want to buy spare supply items before the machine stops printing.
Touchscreen Supply to prepare Approximate life
messages
Toner cartridge
Toner Low: X
X = BK, C, M, Y
BK = Black
C = Cyan
M = Magenta
Y = Yellow
Drum unit
Drum End Soon
Belt unit
Belt End Soon
WT Box End Soon Waste toner box
1
A4 or Letter size single-sided pages.
2
Approximate cartridge yield is declared in accordance with ISO/IEC 19798.
3
1 page per job
4
Drum life is approximate and may vary by type of use.
5
High yield toner cartridge
6
Super high yield toner cartridge
7
5 pages per job
48
How to replace
<Black> See page 51.
1 2 5
4,000 pages
1 2 6
6,000 pages
<Cyan, Magenta,
Yellow>
1 2 5
3,500 pages
1 2 6
6,000 pages
See page 56.
1 3 4
25,000 pages
See page 63.
1 7
50,000 pages
1 3
20,000 pages
See page 68.
1
50,000 pages
Model name
5
TN-376BK ,
5
TN-376C ,
5
TN-376M ,
5
TN-376Y ,
6
TN-379BK ,
6
TN-379C ,
6
TN-379M ,
6
TN-379Y
DR-371CL
BU-320CL
WT-320CL