Brother MFC-790CW User Manual

Troubleshooting and Routine Maintenance
165
B
Cleaning the machine’s
printer platen B
WARNING
Be sure to unplug the machine from the AC
power outlet before cleaning the printer
platen (1).
a Lift the scanner cover until it locks
securely into the open position.
b Clean the machine’s printer platen (1)
and the area around it, wiping off any
scattered ink with a soft, dry lint-free
cloth.
Cleaning the paper pick-up
roller B
a Pull the paper tray completely out of the
machine.
b Unplug the machine from the AC power
outlet and open the Jam Clear Cover (1)
at the back of the machine.
c Clean the Paper Pick-up Roller (1) with
isopropyl alcohol on a cotton swab.
d Close the Jam Clear Cover.
Make sure the cover is closed properly.
e Put the paper tray firmly back in the
machine.
f Re-connect the power cord.
1
1
1

Brother MFC-790CW Specifications

General

Print technology	Inkjet
Print speed (black, normal quality, A4/US Letter)	33 ppm
Print speed (color, normal quality, A4/US Letter)	27 ppm
Grayscale levels	256
Maximum scan resolution	19200 x 19200 DPI
PC free copying	Yes
Maximum copy resolution	1200 x 1200 DPI
Copy speed (black, normal quality, A4)	22 cpm
Copy speed (color, normal quality, A4)	20 cpm
Faxing	Color faxing
Fax memory	400 pages
Modem speed	33.6 Kbit/s
Total input capacity	100 sheets
Total output capacity	50 sheets
Auto document feeder (ADF) input capacity	15 sheets
Display	LCD
Display diagonal	4.2 \
Market positioning	Home & office
Compatible memory cards	CF, MS Pro, SD, SDHC, xD
Envelopes sizes	C5, DL
Paper tray media types	Glossy paper, Plain paper, Transparencies
Non-ISO print media sizes	Executive (184 x 267mm), index card, Letter (media size)
JIS B-series sizes (B0...B9)	B5
Ethernet LAN	No
Standard interfaces	USB 2.0
USB 2.0 ports quantity	1
Dimensions (WxDxH)	460 x 375 x 180 mm
All-in-one functions	Copy, Fax, Scan
Color all-in-one functions	fax, print, scan