Brother MFC-9420CN Service Manual

8-33 Confidential
• 120K KIT: Life 120,000 pages
It is not changed.
• Pick-up roller (machine / LFU): Life 120,000 pages
Although the indication of the pick-up roller which is used in printing is not
changed, the indication of the other one which is not used is increased in
accordance with the number of print pages.
1) OPC Belt Cartridge
Life: 60,000 images
Condition: Above figure varies depending on pages/job. Refer to the list below.
Pages per job 1 page 2 page 3 page 4 page 5 page 6 page
24,000 30,000 35,000 39,000 43,000 46,000
Pages per job 7 page 8 page 9 page 10 page 11 page 12 page
49,000 51,000 53,000 54,000 56,000 57,000
Pages per job 13 page 14 page
15 page ∼
58,000 59,000 60,000
2) Fusing Unit
Life: 60,000 images
Condition: Above figure varies depending on coverage. Refer to the list below.
Coverage
∼ 12.5% 12.5% ∼ 20% 20% ∼ 40% 40% ∼ 60% 60% ∼
Additional life deleted 0 0.2 0.5 1 2
Life (pages) 60,000 50,000 40,000 30,000 20,000

Brother MFC-9420CN Specifications

General

Print technology	Laser
Maximum resolution	1200 x 2400 DPI
Economical printing	Yes
Print speed (black, normal quality, A4/US Letter)	31 ppm
Print speed (color, normal quality, A4/US Letter)	8 ppm
Digital sender	No
Number of print cartridges	4
Scanner type	Flatbed scanner
Scanner features	Scan to: e-mail, image, OCR, file
Copier resize	25 - 400 %
Maximum copy resolution	600 x 600 DPI
Maximum number of copies	99 copies
Copy speed (black, normal quality, A4)	31 cpm
Copy speed (color, normal quality, A4)	8 cpm
Faxing	Color faxing
Fax memory	500 pages
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	200
Total input capacity	750 sheets
Maximum input capacity	250 sheets
Auto document feeder (ADF) input capacity	35 sheets
Maximum internal memory	576 MB
Bundled software	ScanSoft PaperPort Presto! PageManager
I/O ports	IEEE-1284 USB 2.0
Dimensions (WxDxH)	483.5 x 514 x 530 mm
Printer management	BRAdmin Professional, MIB-II
Networking features	10Base-T/100Base-TX
All-in-one functions	Fax, Scan
Color all-in-one functions	copy, fax, print, scan
Compatible operating systems	Windows 98(SE)/ Me/ NT WorkStation 4.0/ 2000 Professional/ XP Mac OS 9.1 - 9.2, Mac OS X 10.2.4+
Sustainability certificates	ENERGY STAR
Power consumption (standby)	85 W
Power consumption (PowerSave)	16 W
Power consumption (average operating)	1090 W
Operating temperature (T-T)	10 - 32 °C
Operating relative humidity (H-H)	20 - 80 %
Market positioning	Business