Brother MFC-9440CN User Manual

Troubleshooting and routine maintenance
153
C
e Push to release the latches of the white
corona wire cover (1), and then open
the cover.
Note
We recommended that you clean the
corona wire for each of the colors. If you
want to clean only the corona wire of the
color that caused the print quality problem,
see the illustration below to identify the
position of each of the corona wires.
1 Corona wire cover for Black (K)
2 Corona wire cover for Yellow (Y)
3 Corona wire cover for Magenta (M)
4 Corona wire cover for Cyan (C)
f Clean the corona wire inside the drum
unit by gently sliding the green tab from
left to right and right to left several times.
CAUTION
Be sure to return the tab to the home
position (b) (1). If you do not, printed pages
may have a vertical stripe.
g Close the corona wire cover.
h Repeat e to g to clean each of the
remaining corona wires.
1
1
2
1
2
3
4
1
1
2

Brother MFC-9440CN Specifications

General

Print technology	Laser
Maximum resolution	2400 x 600 DPI
Time to first page (color, normal)	16 s
Print speed (black, normal quality, A4/US Letter)	20 ppm
Scan to	e-mail, file, image, OCR
Input color depth	48 bit
Copier resize	25 - 400 %
PC free copying	Yes
Maximum copy resolution	1200 x 600 DPI
Maximum number of copies	99 copies
N-in-1 copy function (N=)	2, 4, 9, 16
Copy speed (black, normal quality, A4)	16 cpm
Faxing	Color faxing
Fax memory	400 pages
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	300
Total input capacity	250 sheets
Total output capacity	150 sheets
Multi-Purpose tray input capacity	50 sheets
Auto document feeder (ADF) input capacity	35 sheets
Internal memory	64 MB
Maximum internal memory	576 MB
Sound power level (standby)	30 dB
Sound pressure level (printing)	54.5 dB
Display	LCD
Market positioning	Business
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Legal (media size), Letter (media size)
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
JIS B-series sizes (B0...B9)	B5
Maximum ISO A-series paper size	A4
Font styles	66 Scaleable fonts, 12 Bitmap fonts, 13 Barcodes
Dimensions (WxDxH)	432 x 487 x 482 mm
Networking features	10/100 Base-TX
All-in-one functions	Copy, Fax, Scan
Color all-in-one functions	copy, fax, print, scan
Compatible operating systems	Windows Vista/XP/Home/2003/2000 Mac OS X 10.2.4 or greater Linux
Standard interfaces	USB 2.0
Power consumption (standby)	95 W
Power consumption (PowerSave)	28 W
Power consumption (average operating)	495 W
Package weight	38600 g
Sustainability certificates	ENERGY STAR
Digital sender	No