Brother MFC-8860DN Service Manual

Confidential
3-18
3.2.4 Toner Cartridge
Develops the electrostatic latent image on the exposure drum with toner and forms the visible
image.
3.2.4.1 Toner life end mode
A new toner cartridge can print approximately 3,500 (standard toner) or approximately 7,000 (high
yield toner) A4 or Letter size single-sided pages at 5% coverage. In the case of low-duty printing,
“Toner Life End” is indicated by “TONER LIFE END” message appears on the LCD panel before
the toner runs out because the developer roller surface or other toner sealing is worn out due to a
rotation of the rollers. The upper limit of the drum rotation is 44,000 = 4,000 sheets x 11 rotations
(standard toner), 92,400 = 8,400 sheets x 11 rotations (high yield toner).
The following graph shows the number of printable pages in the case of A4 printing.
Standard (3.5K) toner
Page/job 123456789101112
Cartridge life
4,200 6,329 7,615 8,477 9,094 9,559 9,920 10,210 10,447 10,645 10,813 10,957
Cartridge life+ON/OFF
2,310 3,915 5,096 6,000 6,715 7,295 7,774 8,177 8,520 8,817 9,075 9,302
Toner empty (5%)
3,500 3,500 3,500 3,500 3,500 3,500 3,500 3,500 3,500 3,500 3,500 3,500
Toner empty (4%)
4,375 4,375 4,375 4,375 4,375 4,375 4,375 4,375 4,375 4,375 4,375 4,375
Toner empty (3%)
5,833 5,833 5,833 5,833 5,833 5,833 5,833 5,833 5,833 5,833 5,833 5,833
Toner empty (2%)
8,750 8,750 8,750 8,750 8,750 8,750 8,750 8,750 8,750 8,750 8,750 8,750
Toner empty (1%)
17,500 17,500 17,500 17,500 17,500 17,500 17,500 17,500 17,500 17,500 17,500 17,500
Cartridge life = 11a x 4200 / ( 3.6 x (a - 1) + 11 ) a : Page / job
Cartridge life+ON/OFF = ( 11a x 4200 ) / ( 3.6 x (a - 1) + 11 + 9 )
Cartridge life (Mechanical limit) : 4200 ( 1page / job )
0
2,000
4,000
6,000
8,000
10,000
12,000
14,000
16,000
18,000
20,000
123456789101112
Page / Job
Printable pages
Cartridge life
Cartridge life+ON/OFF
Toner empty (5%)
Toner empty (4%)
Toner empty (3%)
Toner empty (2%)
Toner empty (1%)

Brother MFC-8860DN Specifications

General

Duplex printing	Yes
Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	28 ppm
Scan to	e-mail, file, image, OCR
Grayscale levels	256
Input color depth	48 bit
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
Maximum number of copies	99 copies
Copy speed (black, normal quality, A4)	28 cpm
Faxing	Mono faxing
Fax memory	500 pages
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	300
Total input capacity	250 sheets
Total output capacity	150 sheets
Auto document feeder (ADF) input capacity	50 sheets
Maximum internal memory	544 MB
Sound power level (standby)	30 dB
Sound pressure level (printing)	55 dB
Display	LCD
Market positioning	Business
Paper tray media types	Envelopes, Plain paper, Recycled paper
Non-ISO print media sizes	Executive
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
Maximum ISO A-series paper size	A4
Font styles	66 Scaleable fonts, Letter, Gothic 16.66, OCR-A, OCR-B, 11 Barcodes
Dimensions (WxDxH)	531 x 450 x 475 mm
Networking features	10/100 Base-TX
All-in-one functions	Copy, Fax, Scan
Color all-in-one functions	scan, n
Compatible operating systems	Windows98(SE)/Me/2000/XP/NT4.0WS Mac OS 9.1-9.2/ OS X 10.2.4 +
Standard interfaces	USB 2.0
Power consumption (standby)	85 W
Power consumption (PowerSave)	15 W
Power consumption (average operating)	1104 W
Sustainability certificates	ENERGY STAR