Brother DCP-7030 Service Manual page 52

■ Starter toner cartridge* Approximately 1000 pages
Page/job
1
1,200
Cartridge life
766
Cartridge life+ON/OFF
1,000
Toner empty (A)
1,250
Toner empty (B)
1,667
Toner empty (C)
2,500
Toner empty (D)
5,000
Toner empty (E)
Cartridge life = 15a x 1200
Cartridge life+ON/OFF = ( 15a x
Cartridge life (Mechanical limit) :
A: in accordance with ISO/IEC 19752
B: 20% less coverage than A
C: 40% less coverage than A
D: 60% less coverage than A
E: 80% less coverage than A
Cartridge life
Cartridge life+ON/OFF
10,000
Toner empty (A)
9,000
Toner empty (B)
8,000
Toner empty (C)
7,000
Toner empty (D)
Toner empty (E)
6,000
5,000
4,000
3,000
2,000
1,000
0
1 2
2 3 4 5
1,865 2,288 2,581 2,795
1,295 1,682 1,978 2,211
1,000 1,000 1,000 1,000
1,250 1,250 1,250 1,250
1,667 1,667 1,667 1,667
2,500 2,500 2,500 2,500
5,000 5,000 5,000 5,000
/ ( 4.3 x (a - 1) + 15 )
1200 ) / ( 4.3 x (a - 1) + 15
1200 ( 1 Page/job )
3 4 5
Page / Job
Fig. Ref. 2-16
Ref. 2-17
6 7 8 9
2,959 3,088 3,193 3,279
2,400 2,556 2,687 2,798
1,000 1,000 1,000 1,000
1,250 1,250 1,250 1,250
1,667 1,667 1,667 1,667
2,500 2,500 2,500 2,500
5,000 5,000 5,000 5,000
a : Pa ge/ job
+ 8.5 )
6 7 8 9
10 11 12
3,352 3,414 3,467
2,894 2,977 3,051
1,000 1,000 1,000
1,250 1,250 1,250
1,667 1,667 1,667
2,500 2,500 2,500
5,000 5,000 5,000
10 11 12
Confidential